/*
 Joel Espinosa Longi
 jlongi@im.unam.mx
 https://github.com/jlongi/DescartesJS
 LGPL - http://www.gnu.org/licenses/lgpl.html
 2019-06-03
*/
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btoa("<svg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24'><path d='M6.64 8L12 12.962 17.36 8 19 9.519 12 16 5 9.519z'/></svg>")};a.getSvgCheckbox=function(){return"data:image/svg+xml;base64,"+btoa("<svg xmlns='http://www.w3.org/2000/svg' width='45' height='45' viewBox='0 0 45 45'><path d='M37.095 6.284L15.473 27.905l-7.568-7.567L2.5 25.743l12.973 12.973L42.5 11.69z'/></svg>")};return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=Math.floor,d,e,q,m,b,l,h,g,p,c,r,k,v,x,u=function(c,b){this.r=this.g=this.b=0;this.a=1;this.evaluator=b;this.getColor=this.getColorStr;if(c){if(babel[c]&&("net"===babel[c]&&(c="rojo"),c=babel[c],this.r=a.toHex(c.substring(1,3)),this.g=a.toHex(c.substring(3,5)),this.b=a.toHex(c.substring(5,7)),this.colorStr=c),6===c.length&&(this.r=a.toHex(c.substring(0,2)),this.g=a.toHex(c.substring(2,4)),this.b=a.toHex(c.substring(4,6)),this.colorStr="#"+c),8===
c.length&&(this.r=a.toHex(c.substring(2,4)),this.g=a.toHex(c.substring(4,6)),this.b=a.toHex(c.substring(6,8)),this.a=1-a.toHex(c.substring(0,2))/255,this.colorStr="rgba("+this.r+","+this.g+","+this.b+","+this.a+")"),"("===c[0]){e=[];q=this.splitComa(c.substring(1,c.length-1));c=0;for(b=q.length;c<b;c++)l=q[c],m=parseInt(l,16),l!==m.toString(16)&&l!=="0"+m.toString(16)?("["===l.charAt(0)&&"]"===l.charAt(l.length-1)&&(l=l.substring(1,l.length-1)),e.push(this.evaluator.parser.parse(l))):e.push(this.evaluator.parser.parse((m/
255).toString()));this.rExpr=e[0];this.gExpr=e[1];this.bExpr=e[2];this.aExpr=e[3];this.getColor=this.getColorExp}}else this.colorStr="rgba("+this.r+","+this.g+","+this.b+","+this.a+")"};u.prototype.splitComa=function(a){b=[];for(var k=p=g=h=0,d=a.length;k<d;k++)c=a.charAt(k),"("===c?h++:")"===c?h--:"["===c?g++:"]"===c?g--:","===c&&0===h&&0===g&&(b.push(a.substring(p,k)),p=k+1);b.push(a.substring(p));return b};u.prototype.getColorStr=function(){return this.colorStr};u.prototype.getColorExp=function(){d=
this.evaluator;this.r=f(255*d.eval(this.rExpr));this.g=f(255*d.eval(this.gExpr));this.b=f(255*d.eval(this.bExpr));this.a=1-d.eval(this.aExpr);return"rgba("+this.r+","+this.g+","+this.b+","+this.a+")"};u.prototype.borderColor=function(){return 380>this.r+this.g+this.b?"#ffffff":"#000000"};a.toHex=function(a){return parseInt("0x"+a,16)};a.RGBAToHexColor=function(a){a=a.substring(5,a.length-1).split(",");r=parseInt(a[0]).toString(16);k=parseInt(a[1]).toString(16);v=parseInt(a[2]).toString(16);x=(255-
parseInt(255*parseFloat(a[3]))).toString(16);1===r.length&&(r="0"+r);1===k.length&&(k="0"+k);1===v.length&&(v="0"+v);1===x.length&&(x="0"+x);return new u(x+r+k+v)};a.Color=u;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=document.head,d=a.newHTML("meta",{"http-equiv":"X-UA-Compatible",content:"IE=edge,chrome=1"});f.appendChild(d);d=a.newHTML("meta",{name:"viewport",content:"width=device-width,initial-scale=1.0,user-scalable=yes"});document.querySelector("meta[name=viewport]")||f.appendChild(d);d=a.newHTML("meta",{name:"mobile-web-app-capable",content:"yes"});f.appendChild(d);d=a.newHTML("meta",{name:"apple-mobile-web-app-capable",content:"yes"});f.appendChild(d);
d=a.newHTML("meta",{name:"apple-mobile-web-app-status-bar-style",content:"black"});f.appendChild(d);(f=document.getElementById("StyleDescartesApps2"))&&f.remove();f=a.newHTML("style",{rel:"stylesheet",type:"text/css",id:"StyleDescartesApps2"});document.head.insertBefore(f,document.head.firstChild);f.innerHTML="body{-webkit-font-smoothing:antialiased;}\n#descartesJS_north,#descartesJS_south,#descartesJS_east,#descartesJS_west{background:#c0c0c0;position:absolute;z-index:100;}\n.PBL{position:absolute;background-color:#f2f2f2;border:none;-webkit-appearance:none;-moz-apearance:none;apearance:none;color:#2daae4;visibility:hidden;border-radius:100vw;}\n.PBL::-moz-progress-bar{background:#2daae4;border-radius:inherit;}\n.PBL::-webkit-progress-bar{background:#f2f2f2;border-radius:100vw;}\n.PBL::-webkit-progress-value{background:#2daae4;border-radius:inherit;}\n.PBL::-ms-fill{background:#2daae4;border-radius:inherit;}\n.DescartesAppContainer *,.DescartesAppContainer *:before,.DescartesAppContainer *:after{-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box;}\n.DescartesAppContainer{border:none;overflow:hidden;position:relative;top:0;left:0;}\n.DescartesCatcher{background-color:rgba(0,0,0,0);cursor:pointer;position:absolute;}\n.DescartesLoader{background-color:#fff;overflow:hidden;position:absolute;top:0;left:0;z-index:1000;width:100%;height:100%;display:none;}\n.DescartesLoaderImage{position:absolute;background-repeat:no-repeat;background-position:center;overflow:hidden;top:0;left:0;width:100%;height:100%;}\n.DescartesSpace2DCanvas,.DescartesSpace3DCanvas,.blocker{touch-action:none;position:absolute;overflow:hidden;left:0;top:0;}\n.DescartesSpace2DContainer,.DescartesSpace3DContainer{position:absolute;overflow:hidden;line-height:0;}\n.DescartesCheckboxContainer input[type=checkbox],.DescartesCheckboxContainer input[type=radio]{display: none;}\n.DescartesCheckboxContainer input[type=checkbox]+label::after,.DescartesCheckboxContainer input[type=radio]+label::after{position:absolute;left:0px;content:'';padding:0;margin:0;width:100%;height:100%;background:white;border: 1px solid gray;}\n.DescartesCheckboxContainer input[type=checkbox]:checked+label::after,.DescartesCheckboxContainer input[type=radio]:checked+label::after{content:'';background:url("+
a.getSvgCheckbox()+") center center no-repeat;background-size:contain;background-color:white;}\n.DescartesCheckbox{position:absolute;}\n.DescartesButton{position:absolute;cursor:pointer;}\n.DescartesButtonContainer{position:absolute;overflow:hidden;}\n.DescartesSpinnerContainer,.DescartesCheckboxContainer,.DescartesTextFieldContainer,.DescartesMenuContainer{background-color:lightgray;position:absolute;overflow:hidden;}\n.DescartesSpinnerContainer input,.DescartesCheckboxContainer,.DescartesTextFieldContainer input,.DescartesMenuContainer select{border-radius:0;}\n.DescartesSpinnerField,.DescartesTextFieldField,.DescartesMenuField,.DescartesScrollbarField{font-family:"+
a.sansserif_font+";padding:0 2px;border:solid #666 1px;position:absolute;}\n.DescartesSpinnerLabel,.DescartesCheckboxLabel,.DescartesMenuLabel,.DescartesScrollbarLabel,.DescartesTextFieldLabel{font-family:"+a.sansserif_font+";font-weight:normal;text-align:center;text-overflow:ellipsis;white-space:nowrap;overflow:hidden;background-color:#e0e4e8;position:absolute;left:0;top:0;}\n.DescartesGraphicControl{touch-action:none;border-style:none;position:absolute;}\n.DescartesTextAreaContainer{position:absolute;overflow:hidden;background:#F7F7F7;}\n.DescartesMenuSelect{font-family:"+
a.sansserif_font+";padding-top:0;text-align:center;text-overflow:ellipsis;white-space:nowrap;overflow:hidden;position:absolute;border:1px solid #7a8a99; background:#fff url('"+a.getSvgMenu()+"') 100%/22px no-repeat;padding:0 22px 0 5px;-webkit-appearance:none;-moz-appearance:none;appearance:none;}\n.DescartesMenuSelect::-ms-expand{display:none;}\n.DescartesScrollbarContainer{touch-action:none;background:#eee;overflow:hidden;position:absolute;}\n.DJS_Up,.DJS_Down{cursor:pointer;position:absolute;border-width:1px 0 1px 1px;background-size:cover;background-repeat:none;}\n.DJS_Up{background-image:url('"+
a.getSvgArrowUp()+"')}\n.DJS_Up[active=false]{background-image:url('"+a.getSvgArrowUp("8888aa")+"')}\n.DJS_Down{background-image:url('"+a.getSvgArrowDown()+"')}\n.DJS_Down[active=false]{background-image:url('"+a.getSvgArrowDown("aa8888")+"')}\n.DJS_Gradient{position:absolute;"+a.createGradient()+"}\n"+(a.addFonts?a.addFonts():"");return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=Math.sin,d=Math.floor,e=Math.random,q=Math.round,m=Math.abs,b=String.fromCharCode,l,h,g,p,c,r,k,v,x,u,n=function(a){this.key=(void 0===a?0:a).toString()};n.prototype.getKey=function(a){l=[];for(var c=0;256>c;c++)l[c]=b(this.alfanum(d(m(7.5*(f(1*c-a)+f(1.4*c+a)+f(.6*c-a)+f(2.2*c+a))))));return l.join("")};n.prototype.encode=function(a){h=d(31*e());this.key=this.getKey(h);return b(this.alfanum(h))+this.encripta(a)};n.prototype.decode=function(a){h=
this.numalfa(a.charCodeAt(0));this.key=this.getKey(h);return this.desencripta(a.substring(1))};n.prototype.encripta=function(a){return this.bytesToString(this.encriptaAux(this.stringToBytes(a)))};n.prototype.encriptaAux=function(a){if(null==a||null==this.key)return null;r=Array(3*a.length);for(var c=0,b=a.length;c<b;c++)x=256*d(a[c]+128)+q(255*e())+65536*q(255*e()),u=d((x<<this.shift(c))/256),r[3*c]=this.alfanum(u%32),r[3*c+1]=this.alfanum(u/32%32),r[3*c+2]=this.alfanum(u/1024%32);return r};n.prototype.desencripta=
function(a){return this.bytesToString(this.desencriptaAux(this.stringToBytes(a)))};n.prototype.desencriptaAux=function(a){if(null==a||null==this.key)return null;k=Array(a.length/3);for(var c=0,b=k.length;c<b;c++)u=this.numalfa(a[3*c])+32*this.numalfa(a[3*c+1])+1024*this.numalfa(a[3*c+2]),x=d(256*u>>this.shift(c)),v=d(x/256)%256-128,0>v&&(v+=256),k[c]=v;return k};n.prototype.alfanum=function(a){return(10>a?48:87)+d(a)};n.prototype.numalfa=function(a){return a-(58>a?48:87)};n.prototype.stringToBytes=
function(a){p=[];for(var c=0,b=a.length;c<b;c++)p.push(a.charCodeAt(c));return p};n.prototype.bytesToString=function(a){for(var c=0,k=a.length;c<k;c++)a[c]=b(a[c]);return a.join("")};n.prototype.shift=function(a){g=this.key.charCodeAt(a%this.key.length);p=this.numalfa(g);c=d(p/2%8);0==c&&(c=4);return c};n.prototype.parseByte=function(a){a=parseInt(a);a=0>a?0:a;return 255<a?255:a};a.Krypto=n;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=function(d,e){this.parent=d;var f=d.evaluator,m=f.parser;d=new a.Auxiliary(d);var b=this;b.delay=e.delay?m.parse(e.delay):m.parse("60");b.loop=e.loop?e.loop:!1;b.auto=void 0==e.auto?!0:e.auto;b.controls=e.controls;b.init=d.splitInstructions(m,e.init);b.doExpr=d.splitInstructions(m,e.doExpr);e.whileExpr&&(b.whileExpr=m.parse(e.whileExpr));var l,h=b.doExpr.length;b.animExec=function(){for(l=0;l<h;l++)f.eval(b.doExpr[l]);b.parent.update();b.playing&&
(0<f.eval(b.whileExpr)||b.loop)?b.timer=a.setTimeout(b.animExec,f.eval(b.delay)):(b.stop(),b.pause=!1,b.parent.update())};b.playing=!1;b.auto&&b.play()};f.prototype.play=function(){this.playing?(this.pause=!0,this.stop()):(this.pause||this.reinit(),this.playing=!0,this.pause=!1,this.timer=a.setTimeout(this.animExec,Math.max(10,this.parent.evaluator.eval(this.delay))))};f.prototype.stop=function(){this.playing=!1;a.clearTimeout(this.timer)};f.prototype.reinit=function(){for(var a=0,e=this.init.length;a<
e;a++)this.parent.evaluator.eval(this.init[a])};a.Animation=f;return a}(descartesJS||{});descartesJS=function(a){if(a.loadLib)return a;var f=function(a,e){this.parent=a;this.evaluator=this.parent.evaluator};f.prototype.execute=function(){};a.Action=f;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=function(d,e){d=a.Action.call(this,d,e)||this;d.parameter=(e||"").replace(/\\n/g,"\n").replace(/&squot;/g,"'");return d};$jscomp.inherits(f,a.Action);f.prototype.execute=function(){alert(this.parameter)};a.Message=f;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=function(d,e){d=a.Action.call(this,d,e)||this;var f=d.evaluator,m=f.parser;e=a.splitSeparator((e||"").replace(/&squot;/g,"'"));for(var b=[],l,h=0,g=e.length;h<g;h++)(l=m.parse(e[h],!0))&&b.push(l);g=b.length;d.execute=function(){for(h=0;h<g;h++)f.eval(b[h])};return d};$jscomp.inherits(f,a.Action);a.Calculate=f;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=function(d,e){var f=a.Action.call(this,d,e)||this;f.parser=d.evaluator.parser;f.evaluator=d.evaluator;f.parameter=e;f.target="_blank";return f};$jscomp.inherits(f,a.Action);f.prototype.execute=function(){var d=this.parameter;d.match(/^\[.*\]?/)&&(d=this.evaluator.eval(this.parser.parse(d.substring(1,d.length-1))));var e=d.indexOf("target");-1!=e&&(this.target=d.substring(e),this.target=this.target.substring(this.target.indexOf("=")+1),d=d.substring(0,
e-1));if("javascript"==d.substring(0,10)){d=new a.SimpleText(parent,d.substring(11).replace(/&squot;/g,"'"));try{eval(d.toString())}catch(q){}}else"http"!=d.substring(0,4)&&(e=window.__dirname||window.location.href,d=e.substring(0,e.lastIndexOf("/")+1)+d),window.open(d,this.target)};a.OpenURL=f;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=function(d,e){var f=a.Action.call(this,d,e)||this;f.parser=d.evaluator.parser;f.evaluator=d.evaluator;f.parameter=e.trim();f.target="_blank";return f};$jscomp.inherits(f,a.Action);f.prototype.execute=function(){var a=this.parameter;a.match(/^\[.*\]?/)&&(a=this.evaluator.eval(this.parser.parse(a.substring(1,a.length-1))));var e=a.indexOf("target");-1!=e&&(this.target=a.substring(e),this.target=this.target.substring(this.target.indexOf("=")+1),a=a.substring(0,
e-1));if("javascript"==a.substring(0,10)){a=a.substring(11).replace(/&squot;/g,"'");try{eval(a.toString())}catch(q){}}else"http"!=a.substring(0,4)&&(e=window.__dirname||window.location.href,a=e.substring(0,e.lastIndexOf("/")+1)+a),window.open(a,this.target,"width="+this.parent.width+",height="+this.parent.height+",left="+(window.screen.width-this.parent.width)/2+", top="+(window.screen.height-this.parent.height)/2+"location=0,menubar=0,scrollbars=0,status=0,titlebar=0,toolbar=0")};a.OpenScene=f;return a}(descartesJS||
{});
descartesJS=function(a){if(a.loadLib)return a;var f=function(d,e){return a.Action.call(this,d,e)||this};$jscomp.inherits(f,a.Action);f.prototype.execute=function(){this.parent.editor?this.parent.editor.show():window.open("about:blank","_blank","width=800px,height=600px,location=no,menubar=no,scrollbars=yes").document.write("<xmp style='width:100%;height:100%;'><script type='text/javascript' src='http://arquimedes.matem.unam.mx/Descartes5/lib/descartes-min.js'>\x3c/script>"+this.parent.applet.outerHTML.replace(/<applet/g,"<ajs").replace(/<\/applet/g,
"</ajs")+"</xmp>")};a.Config=f;return a}(descartesJS||{});descartesJS=function(a){if(a.loadLib)return a;var f=function(d,e){return a.Action.call(this,d,e)||this};$jscomp.inherits(f,a.Action);f.prototype.execute=function(){this.parent.init()};a.Init=f;return a}(descartesJS||{});descartesJS=function(a){if(a.loadLib)return a;var f=function(d,e){return a.Action.call(this,d,e)||this};$jscomp.inherits(f,a.Action);f.prototype.execute=function(){this.parent.clear()};a.Clear=f;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=function(d,e){return a.Action.call(this,d,e)||this};$jscomp.inherits(f,a.Action);f.prototype.execute=function(){this.parent.play()};a.Animate=f;return a}(descartesJS||{});descartesJS=function(a){if(a.loadLib)return a;var f=function(d,e){return a.Action.call(this,d,e)||this};$jscomp.inherits(f,a.Action);f.prototype.execute=function(){this.parent.reinitAnimation()};a.InitAnimation=f;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=/[\w\.\-//]*(\.ogg|\.oga|\.mp3|\.wav)/gi,d=function(d,q){d=a.Action.call(this,d,q)||this;q=q||"";q.match(f)?d.filenameExpr=d.evaluator.parser.parse("'"+q.match(f)+"'"):(q.match(/^\[.*\]?/)&&(q=q.substring(1,q.length-1)),d.filenameExpr=d.evaluator.parser.parse(q));return d};$jscomp.inherits(d,a.Action);d.prototype.execute=function(){var a=this.theAudio=this.parent.getAudio(this.evaluator.eval(this.filenameExpr));a.paused?a.play():(a.pause(),a.currentTime=
0)};a.PlayAudio=d;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f,d,e=function(a,d){this.parent=a;this.evaluator=this.parent.evaluator;this.local=this.expresion=this.id="";this.evaluate="onlyOnce";Object.assign(this,d)};e.prototype.firstRun=function(){};e.prototype.update=function(){};e.prototype.splitInstructions=function(e,m){d=[];m=m?a.splitSeparator(m):[""];for(var b=0,l=m.length;b<l;b++)a.DEBUG.lineCount=b,(f=e.parse(m[b],!0))&&d.push(f);return d};e.prototype.getPrivateVariables=function(a,e){d=[];e=e?e.split(/;|,/):
[""];for(var b=0,l=e.length;b<l;b++)(f=a.parse(e[b],!0))&&d.push(f);b=0;for(l=d.length;b<l;b++)d[b]="asign"===d[b].type?d[b].childs[0].value:"identifier"===d[b].type?d[b].value:"";return d};e.prototype.parseExpressions=function(d){a.DEBUG.paramName="inicio";this.init=this.splitInstructions(d,this.init);a.DEBUG.paramName="local";this.privateVars=this.getPrivateVariables(d,this.local);a.DEBUG.paramName="hacer";this.doExpr=this.splitInstructions(d,this.doExpr);a.DEBUG.paramName="mientras";this.whileExpr=
d.parse(this.whileExpr)};a.Auxiliary=e;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=function(d,e){d=a.Auxiliary.call(this,d,e)||this;e=d.evaluator.parser;d.expresionString=d.expresion;d.expresion=e.parse(d.expresionString);d.expresion&&e.setVariable(d.id,d.expresion);d.editable&&(d.registerTextField(),d.parent.editableRegionVisible=!0);return d};$jscomp.inherits(f,a.Auxiliary);f.prototype.registerTextField=function(){var d=a.newHTML("div"),e=a.newHTML("label");e.appendChild(document.createTextNode("___"+this.id+"=___"));var f=a.newHTML("input");
f.value=this.expresionString;f.disabled=!this.editable;d.appendChild(e);d.appendChild(f);var m=this,b=m.evaluator.parser;f.onkeydown=function(a){13==a.keyCode&&(m.expresion=b.parse(this.value),b.setVariable(m.id,m.expresion),m.parent.update())};this.parent.editableRegion.textFields.push({container:d,type:"div"})};a.Variable=f;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=function(d,e){d=a.Auxiliary.call(this,d,e)||this;d.expresion=d.evaluator.parser.parse(d.expresion);d.update();return d};$jscomp.inherits(f,a.Auxiliary);f.prototype.update=function(){this.evaluator.setVariable(this.id,this.evaluator.eval(this.expresion))};a.Constant=f;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f,d,e,q,m=function(b,e){e=a.Auxiliary.call(this,b,e)||this;f=b.evaluator;d=f.parser;e.size=e.size||d.parse("3");e.expresion=e.expresion.split(";");e.parseFile=d.parse(e.file);e.update();return e};$jscomp.inherits(m,a.Auxiliary);m.prototype.update=function(){var b=this.expresion;f=this.evaluator;d=f.parser;this.oldFile=this.file;if(e=f.eval(this.parseFile))this.file=e;if(this.file){q=(vectorElement=document.getElementById(this.file))&&"descartes/vectorFile"==
vectorElement.type?vectorElement.text:a.openExternalFile(this.file);if(null!=q){q=q.replace(/\r/g,"").split("\n");for(var l=[],h=0,g=q.length;h<g;h++)""!=q[h]&&l.push(q[h]);q=l}null==q||1==q.length&&""==q[0]?(q=[],this.size=d.parse("0")):(b=q,this.size=null);null===this.size&&(this.size=d.parse(b.length+""))}var p;l=[];h=0;for(g=b.length;h<g;h++)(p=d.parse(b[h],!0))&&"asign"!=p.type&&(p=d.parse(this.id+"["+h+"]="+b[h],!0)),l.push(p);b=Array(f.eval(this.size)).fill(0);b._size_=b.length;f.vectors[this.id]=
b;f.setVariable(this.id+".long",b._size_);h=0;for(g=l.length;h<g;h++)f.eval(l[h])};a.Vector=m;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f,d,e,q,m,b=function(b,h){h=a.Auxiliary.call(this,b,h)||this;f=b.evaluator;d=f.parser;h.rows=h.rows||d.parse("3");h.columns=h.columns||d.parse("3");h.expresion=h.splitInstructions(d,h.expresion);e=f.eval(h.rows);q=f.eval(h.columns);m=[];m.type="matrix";b=0;for(var g=q;b<g;b++)m[b]=Array(e).fill(0);f.matrices[h.id]=m;h.update();return h};$jscomp.inherits(b,a.Auxiliary);b.prototype.update=function(){f=this.evaluator;e=f.eval(this.rows);q=f.eval(this.columns);
f.setVariable(this.id+".filas",e);f.setVariable(this.id+".columnas",q);m=f.matrices[this.id];m.rows=e;m.cols=q;for(var a=0,b=this.expresion.length;a<b;a++)f.eval(this.expresion[a])};a.Matrix=b;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=function(d,e){var f=a.Auxiliary.call(this,d,e)||this;var m=f.evaluator;d=m.parser;e=f.id.indexOf("(");f.name=f.id.substring(0,e);f.params=f.id.substring(e+1,f.id.indexOf(")"));f.domain=f.range?d.parse(f.range):d.parse("1");f.params=""===f.params?[]:f.params.split(",");f.numberOfParams=f.params.length;f.algorithm||(f.init="",f.doExpr="",f.whileExpr="");f.parseExpressions(d);f.expresion=d.parse(f.expresion);f.functionExec=function(){f.iterations=0;
if(f.numberOfParams<=arguments.length){for(var b=[],d=0,h=f.privateVars.length;d<h;d++)b.push(m.getVariable(f.privateVars[d])),m.setVariable(f.privateVars[d],0);var e=[];d=0;for(h=f.params.length;d<h;d++)e[d]=m.getVariable(f.params[d]),m.setVariable(f.params[d],arguments[d]);d=0;for(h=f.init.length;d<h;d++)m.eval(f.init[d]);do{d=0;for(h=f.doExpr.length;d<h;d++)m.eval(f.doExpr[d]);if(1E5<++f.iterations)return console.warn("se ha excedido el l\u00edmite de 100000 repeticiones en la funci\u00f3n << "+
f.name+" >>"),0}while(0<m.eval(f.whileExpr));var p=m.eval(f.expresion);a.rangeOK=m.eval(f.domain);d=0;for(h=f.params.length;d<h;d++)m.setVariable(f.params[d],e[d]);d=0;for(h=f.privateVars.length;d<h;d++)m.setVariable(f.privateVars[d],b[d]);return p}return 0};m.setFunction(f.name,f.functionExec);return f};$jscomp.inherits(f,a.Auxiliary);a.Function=f;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=function(d,e){var f=a.Auxiliary.call(this,d,e)||this;var m=f.evaluator;f.parseExpressions(m.parser);f.algorithmExec=function(){for(var a=f.iterations=0,d=f.init.length;a<d;a++)m.eval(f.init[a]);do{a=0;for(d=f.doExpr.length;a<d;a++)m.eval(f.doExpr[a]);if(1E5<++f.iterations)return console.warn("se ha excedido el l\u00edmite de 100000 repeticiones en el algoritmo << "+f.name+" >>"),0}while(0<m.eval(f.whileExpr))};return f};$jscomp.inherits(f,a.Auxiliary);
f.prototype.update=function(){this.algorithmExec();"onlyOnce"===this.evaluate&&(this.update=function(){})};a.Algorithm=f;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=function(d,e){d=a.Auxiliary.call(this,d,e)||this;e=d.evaluator;delete d.evaluate;d.condition=e.parser.parse(d.condition);d.lastEvaluation=!1;d.action=d.parent.lessonParser.parseAction(d);"onlyOnce"==d.execution&&(d.eventExec=function(){0<this.evaluator.eval(this.condition)&&!this.lastEvaluation&&(this.lastEvaluation=!0,this.action.execute())});"alternate"==d.execution&&(d.eventExec=function(){var a=0<this.evaluator.eval(this.condition);a&&!this.lastEvaluation?
(this.action.execute(),this.lastEvaluation=!0):!a&&this.lastEvaluation&&(this.lastEvaluation=!1)});"always"==d.execution&&(d.eventExec=function(){0<this.evaluator.eval(this.condition)&&this.action.execute()});return d};$jscomp.inherits(f,a.Auxiliary);f.prototype.update=function(){this.eventExec()};a.Event=f;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=function(d,e){var f=a.Auxiliary.call(this,d,e)||this;if(e=e.file){var m=document.getElementById(e);response=m&&"descartes/library"===m.type?m.text:a.openExternalFile(e)}if(response)for(response=a.convertHTMLEntities(response).replace(/\r/g,"").split("\n"),e=0,m=response.length;e<m;e++)""!==response[e].trim()&&d.lessonParser.parseAuxiliar(response[e]);return f};$jscomp.inherits(f,a.Auxiliary);a.Library=f;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f,d,e,q,m,b,l,h,g=function(b,c){this.parent=b;this.evaluator=b.evaluator;var d=this.evaluator.parser;this.spaceID="";this.background=!1;this.type="";this.drawif=d.parse("1");this.abs_coord=c.type&&"text"===c.type?!0:!1;this.color=new a.Color("blue");2!==this.parent.version&&(this.color=new a.Color("20303a"),this.parent.arquimedes&&(this.color=new a.Color("black")));this.trace="";this.expresion=d.parse("(0,0)");this.family="";this.family_interval=d.parse("[0,1]");
this.family_steps=d.parse("8");this.editable=this.visible=!1;this.font="SansSerif,PLAIN,"+(5<=this.parent.version?"18":"12");this.fixed=!0;this.text="";this.decimals=d.parse("2");Object.assign(this,c);this.space=this.getSpace();this.canvas=this.background?this.space.backCanvas:this.space.canvas;this.ctx=this.canvas.getContext("2d");this.trace&&(this.traceCtx=this.space.backCtx);this.font_str=this.font;this.font=a.convertFont(this.font);this.fontSize=(this.fontSize=this.font.match(/([\d\.]+)px/))?
parseFloat(this.fontSize[1]):10;this.font_style=a.getFontStyle(this.font_str.split(",")[1]);if("boolean"===typeof this.bold||"boolean"===typeof this.italics)this.bold&&!this.italics?this.font_style="Bold ":!this.bold&&this.italics?this.font_style="Italic ":this.bold&&this.italics?this.font_style="Italic Bold ":this.bold||this.italics||(this.font_style=" ");this.font_family||(this.font_family=this.font_str.split(",")[0]);this.font_family=a.getFontName(this.font_family);"undefined"===typeof this.font_size&&
(this.font_size=b.evaluator.parser.parse(this.fontSize.toString()))};g.prototype.getSpace=function(){var a=this;return this.parent.spaces.find(function(c){return c.id===a.spaceID})||this.parent.spaces[0]};g.prototype.getFamilyValues=function(){f=this.evaluator;d=f.eval(this.family_interval);this.familyInf=d[0][0];this.familySup=d[0][1];this.fSteps=Math.round(f.eval(this.family_steps));this.family_sep=0<this.fSteps?(this.familySup-this.familyInf)/this.fSteps:0};g.prototype.drawFamilyAux=function(a,
c,b){f=this.evaluator;this.getFamilyValues();e=f.getVariable(this.family);if(0<=this.fSteps)for(var d=0,h=this.fSteps;d<=h;d++)f.setVariable(this.family,this.familyInf+d*this.family_sep),0<f.eval(this.drawif)&&(this.update(),a.oldTextNode=null,this.drawAux(a,c,b));f.setVariable("_Text_H_",0);f.setVariable(this.family,e)};g.prototype.draw=function(a,c){""!==this.family?this.drawFamilyAux(this.ctx,a,c):0<this.evaluator.eval(this.drawif)&&(this.update(),this.drawAux(this.ctx,a,c))};g.prototype.drawTrace=
function(a,c){""!=this.family?this.drawFamilyAux(this.traceCtx,a,c):0<this.evaluator.eval(this.drawif)&&(this.update(),this.drawAux(this.traceCtx,a,c))};g.prototype.rotate=function(a,c,b){l=Math.cos(b);h=Math.sin(b);return{x:a*l-c*h,y:a*h+c*l}};g.prototype.dashStyle=function(){b=this.ctx;"dot"===this.lineDash?(b.lineCap="butt",b.setLineDash([b.lineWidth,b.lineWidth])):"dash"===this.lineDash?(b.lineCap="butt",b.setLineDash([4*b.lineWidth,3*b.lineWidth])):"dash_dot"===this.lineDash?(b.lineCap="butt",
b.setLineDash([4*b.lineWidth,2*b.lineWidth,b.lineWidth,2*b.lineWidth])):b.setLineDash([])};g.prototype.drawText=function(a,c,b,d,h,e,g,n,l,w,z){a.textNode=c;if("rtfNode"===c.type)a.fillStyle=a.strokeStyle=h.getColor(),a.textBaseline="alphabetic",a.textNode.pos={x:b,y:d},c.update(a,b,d,l,w,g,z,h.getColor());else for("simpleText"===c.type&&(c=c.toString(l,w).split("\\n")),f=this.evaluator,a.fillStyle=h.getColor(),a.font=e,a.textAlign=g,a.textBaseline=n,m=1.2*this.fontSize||0,h=0,e=c.length;h<e;h++)q=
c[h],this.border&&(a.strokeStyle=this.border.getColor(),a.lineWidth=4,a.lineJoin="round",a.miterLimit=2,a.strokeText(q,b,d+m*h)),a.fillText(q,b,d+m*h)};a.Graphic=g;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f,d,e,q,m,b,l,h=function(a,d){this.text=d=d.replace("&#x2013","\u2013").replace(/&squot;/g,"'");this.textElements=[];this.textElementsMacros=[];this.parent=a;this.evaluator=a.evaluator;this.type="simpleText";f="'";q=e=0;for(m=-1;e<d.length;)b=d.charAt(e),l=d.charAt(e-1),"["===b&&"\\"===l?(this.textElements.push(d.substring(q,e-1)+"["),this.textElementsMacros.push("'"+d.substring(q,e-1)+"['"),q=e+1):"]"===b&&"\\"===l?(this.textElements.push(d.substring(q,
e-1)+"]"),this.textElementsMacros.push("'"+d.substring(q,e-1)+"]'"),q=e+1):"["===b&&-1===m?(this.textElements.push(d.substring(q,e)),this.textElementsMacros.push("'"+d.substring(q,e)+"'"),q=e,m++):"["===b?m++:"]"===b&&0===m?(this.textElements.push(this.evaluator.parser.parse(d.substring(q,e+1))),this.textElementsMacros.push("["+d.substring(q,e+1)+"]"),q=e+1,m--):("]"==d.charAt(e)&&(m=0>m?m:m-1),f+=d.charAt(e)),e++;this.textElements.push(d.substring(q,e));this.textElementsMacros.push("'"+d.substring(q,
e)+"'")};h.prototype.toString=function(b,h){f="";for(var c=0,e=this.textElements.length;c<e;c++)"string"===typeof this.textElements[c]?f+=this.textElements[c]:(d=this.evaluator.eval(this.textElements[c])[0][0],""!==d&&("string"===typeof d?f+=d:Infinity==d?f+="Infinity":-Infinity==d?f+="-Infinity":isNaN(d)||"NaN"==d?f+="NaN":(d=parseFloat(d),d=h?d.toFixed(b):a.removeNeedlessDecimals(d.toFixed(b)),f+=d.toString().replace(".",this.parent.decimal_symbol))));return f};a.SimpleText=h;return a}(descartesJS||
{});
descartesJS=function(a){if(a.loadLib)return a;var f,d,e,q,m,b,l,h,g,p,c,r,k,v,x,u,n,y,w,z,B,E,J,G,H,A,I,C,M,N,O,F,D,K,L=function(c,b){b=a.Graphic.call(this,c,b)||this;b.width=b.width||c.evaluator.parser.parse("1");b.fillP=b.fillP||"";b.fillM=b.fillM||"";b.parseExpression();b.visible=2===b.parent.version&&void 0==b.visible?!0:b.visible;b.visible&&b.registerTextField();r=new a.R2;k=new a.R2;v=new a.R2;n=new a.R2;x=new a.R2;b.cInd=0;return b};$jscomp.inherits(L,a.Graphic);L.prototype.parseExpression=function(){if("compOperator"===
this.expresion.type){var c=this.expresion.childs[0],b=this.expresion.childs[1];"identifier"!=c.type||"y"!=c.value||b.contains("y")?"identifier"!=b.type||"y"!=b.value||c.contains("y")?"identifier"!=c.type||"x"!=c.value||b.contains("x")?"identifier"!=b.type||"x"!=b.value||c.contains("x")||(this.funExpr=b,this.of_y=!0,this.drawAux=this.drawAuxFun):(this.funExpr=b,this.of_y=!0,this.drawAux=this.drawAuxFun):(this.funExpr=c,this.of_y=!1,this.drawAux=this.drawAuxFun):(this.funExpr=b,this.of_y=!1,this.drawAux=
this.drawAuxFun)}this.newt=new a.R2Newton(this.evaluator,this.expresion)};L.prototype.update=function(){};L.prototype.draw=function(){""!=this.family?this.drawFamilyAux(this.ctx,this.fill,this.color):(this.update(),this.drawAux(this.ctx,this.fill,this.color))};L.prototype.drawFamilyAux=function(a,c,b){d=this.evaluator;this.getFamilyValues();tempParam=d.getVariable(this.family);if(0<=this.fSteps)for(var k=0,n=this.fSteps;k<=n;k++)d.setVariable(this.family,this.familyInf+k*this.family_sep),this.update(),
this.drawAux(a,c,b);d.setVariable(this.family,tempParam)};L.prototype.drawTrace=function(){a.Graphic.prototype.drawTrace.call(this,this.fill,this.trace)};L.prototype.drawAux=function(P,R,Q){if(!(0>=this.evaluator.eval(this.drawif))){this.cInd=0;d=this.evaluator;e=d.parser;q=this.space;m=d.eval(this.width);P.strokeStyle=this.color.getColor();P.lineWidth=m;b=e.getVariable("x");l=e.getVariable("y");h=q.w+24;g=q.h+24;p=h/9;3>p&&(p=3);c=g/7;3>c&&(c=3);0==this.cInd?(f=[],this.cInd++):this.cInd=(this.cInd+
1)%1E7;r.set(0,0);k.set(0,0);v.set(0,0);D=.25;K=8;this.abs_coord||(D/=q.scale,K/=q.scale);P.beginPath();for(I=parseInt(c/2);I<g;I+=c)for(A=parseInt(p/2);A<h;A+=p){if(this.abs_coord){n.set(A,I);u=this.newt.findZero(n,D);if(null==u)continue;d.setVariable("x",u.x);d.setVariable("y",u.y);x.set(u.x,u.y)}else{n.set(q.getRelativeX(A),q.getRelativeY(I));u=this.newt.findZero(n,D);if(null==u)continue;d.setVariable("x",u.x);d.setVariable("y",u.y);x.set(q.getAbsoluteX(u.x),q.getAbsoluteY(u.y))}y=x.ix();w=x.iy();
if(-12<=y&&y<h+24&&-12<=w&&w<g+24){if(f[y+12+(w+12)*q.w]===this.cInd)continue;f[y+12+(w+12)*q.w]=this.cInd}a.rangeOK&&(P.moveTo(y,w),P.lineTo(y,w));r.x=u.x;r.y=u.y;k.x=u.x;k.y=u.y;z=this.newt.getUnitNormal();if(0!=z.x||0!=z.y)for(z.rotL90(),v.x=z.x,v.y=z.y,E=B=0,J=!1;2>E;)if(J&&(v.x=-z.x,v.y=-z.y,u.x=r.x,u.y=r.y,k.x=u.x,k.y=u.y,this.abs_coord?x.set(u.x,u.y):x.set(q.getAbsoluteX(u.x),q.getAbsoluteY(u.y)),y=x.ix(),w=x.iy(),J=!1,B=0),u.x+=K*v.x,u.y+=K*v.y,u=this.newt.findZero(u,D),null!=u){d.setVariable("x",
u.x);d.setVariable("y",u.y);v.x=u.x-k.x;v.y=u.y-k.y;v.normalize();if(0==v.x&&0==v.y)break;k.x=u.x;k.y=u.y;this.abs_coord?x.set(u.x,u.y):x.set(q.getAbsoluteX(u.x),q.getAbsoluteY(u.y));G=parseInt(x.ix());H=parseInt(x.iy());if(G!=y||H!=w)if(C=y,M=w,y=G,w=H,-12<=y&&y<h+24&&-12<=w&&w<g+24){B=0;N=f[y+12+(w+12)*q.w];f[y+12+(w+12)*q.w]=this.cInd;for(R=1;8>R;R++)O=C+Math.round((y-C)*R/8),F=M+Math.round((w-M)*R/8),0<=O&&O<h&&0<=F&&F<g&&(f[O+12+(F+12)*q.w]=this.cInd);a.rangeOK&&(P.moveTo(C,M),P.lineTo(y,w));
if(N===this.cInd)break}else J=!0,E++;else 4<++B&&(J=!0,E++)}}P.stroke()}};L.prototype.X=function(a,c,b){b||(c=this.space.w/2+this.space.Ox+this.space.scale*c);c<-a&&(c=-a);c>this.space.w+a&&(c=this.space.w+a);return c};L.prototype.Y=function(a,c,b){b||(c=this.space.h/2+this.space.Oy-this.space.scale*c);c<-a&&(c=-a);c>this.space.h+a&&(c=this.space.h+a);return c};L.prototype.XX=function(a,c,b){return Math.round(this.X(a,c,b))};L.prototype.YY=function(a,c,b){return Math.round(this.Y(a,c,b))};L.prototype.extrapolate=
function(c,b,d,k,n,h){for(var e=this.evaluator.getVariable(b),g=h/2,f=0,l,r,p,x,m,v;1E-15<Math.abs(g);){l=this.evaluator.getVariable(b);r=this.evaluator.getVariable(b)+g;this.evaluator.setVariable(b,r);p=!0;try{x=n,n=this.evaluator.eval(this.funExpr),this.evaluator.setVariable(d,n),0<this.evaluator.eval(c)?(m=new a.R2(Math.min(x,n),Math.max(x,n)),v=0,v=0<h?this.Singularity(Math.abs(g),b,k,l,x,r,n,m):this.Singularity(Math.abs(g),b,k,r,n,l,x,m),0<v&&(p=!1)):p=!1}catch(Z){p=!1}p?f+=g:this.evaluator.setVariable(b,
l);g/=2}this.evaluator.setVariable(b,e);return new a.R2(f/Math.abs(h),n)};L.prototype.extrapolateOnSingularity=function(c,b,d,k,n,h){k=this.evaluator.getVariable(b);for(var e=h/2,g=0,f=n,l;1E-15<Math.abs(e);){this.evaluator.setVariable(b,this.evaluator.getVariable(b)+e);l=!0;if(0<this.evaluator.eval(c))try{f=this.evaluator.eval(this.funExpr),this.evaluator.setVariable(d,f),0>=this.evaluator.eval(c)&&(l=!1)}catch(X){l=!1}else l=!1;l?g+=e:this.evaluator.setVariable(b,this.evaluator.getVariable(b)-e);
e/=2}if(0==g)for(e=h/2,g=h,f=n;1E-15<Math.abs(e);){this.evaluator.setVariable(b,this.evaluator.getVariable(b)-e);l=!0;if(0<this.evaluator.eval(c))try{f=this.evaluator.eval(this.funExpr)}catch(X){l=!1}else l=!1;l?g+=-e:this.evaluator.setVariable(b,this.evaluator.getVariable(b)+e);e/=2}this.evaluator.setVariable(b,k);return new a.R2(g/Math.abs(h),f)};L.prototype.Singularity=function(a,c,b,d,k,n,h,e){if(isNaN(h)||isNaN(k)||isNaN(e.y)||isNaN(e.x)||d>=n)return 2;var g=this.evaluator.getVariable(c),f=0;
try{if(1E-15>Math.abs(n-d)||1E-12>Math.abs(n-d)&&Math.abs(h-k)>Math.abs(a))return this.evaluator.setVariable(c,g),1;var l=(d+n)/2;this.evaluator.setVariable(c,l);var r=NaN;try{r=this.evaluator.eval(this.funExpr)}catch(Y){return 2}if(isNaN(r))return 5;if(Math.abs(h-k)>a){this.evaluator.setVariable(c,d-1E-12);var p=this.evaluator.eval(this.funExpr);p=(k-p)/1E-12;this.evaluator.setVariable(c,n+1E-12);var x=(this.evaluator.eval(this.funExpr)-h)/1E-12;if((10>Math.abs(x)||10>Math.abs(p))&&(0<=x&&0<=p||
0>=x&&0>=p)&&4*Math.abs(x)<Math.abs((h-k)/(n-d)))return this.evaluator.setVariable(c,g),2}if(isNaN(e.x)||isNaN(e.y)||isNaN(r))return 2;if(!(e.x<=r&&r<=e.y)){this.evaluator.setVariable(c,l);e.x=Math.min(k,r);e.y=Math.max(k,r);var m=this.Singularity(a/2,c,b,d,k,l,r,e);this.evaluator.setVariable(c,n);e.x=Math.min(h,r);e.y=Math.max(h,r);var v=this.Singularity(a/2,c,b,l,r,n,h,e);f=Math.max(m,v)}}catch(Y){f=1}this.evaluator.setVariable(c,g);return f};L.prototype.drawAuxFun=function(c,d,k){b=this.evaluator.parser.getVariable("x");
l=this.evaluator.parser.getVariable("y");a.rangeOK=1;d="x";var n="y";this.of_y&&(d="y",n="x");var h=this.drawif,e=this.evaluator.eval(this.width),g=!1,f=new a.R2(this.space.w/2+this.space.Ox,this.space.h/2+this.space.Oy),r=this.of_y?f.ix():f.iy(),p=0,x=0,m=0,v=0,u=1/this.space.scale;f=u*(this.of_y?-this.space.h+f.y:-f.x);var y=0;this.abs_coord&&(f=0,u=1);for(var z,q,w,E,B,A,G,Q,M,I=this.of_y?this.space.h+2:this.space.w+2;m<=I;){z=!0;q=0;this.evaluator.setVariable(d,f);try{w=this.evaluator.eval(this.funExpr),
isNaN(w)||(this.evaluator.setVariable(n,w),0<this.evaluator.eval(this.drawif)&&a.rangeOK?(g?(E=Math.min(y,w),B=Math.max(y,w),A=new a.R2(E,B),q=this.Singularity(u,d,0,f-u,y,f,w,A),0===q?(y<=w?(y=A.x,w=A.y):(w=A.x,y=A.y),G=parseInt(this.of_y?this.XX(e,y,this.abs_coord):this.YY(e,y,this.abs_coord)),p=this.abs_coord?Math.round(w):parseInt(this.of_y?this.XX(e,w,this.abs_coord):this.YY(e,w,this.abs_coord)),this.fillM&&p>r&&(c.lineWidth=1,c.strokeStyle=this.fillM.getColor(),c.beginPath(),this.of_y?(c.moveTo(r+
1,this.space.h-m+.5),c.lineTo(p,this.space.h-m+.5)):(c.moveTo(m+.5,r+1),c.lineTo(m+.5,p)),c.stroke()),this.fillP&&p<r&&(c.lineWidth=1,c.strokeStyle=this.fillP.getColor(),c.beginPath(),this.of_y?(c.moveTo(r-1,this.space.h-m+.5),c.lineTo(p,this.space.h-m+.5)):(c.moveTo(m+.5,r-1),c.lineTo(m+.5,p)),c.stroke()),c.lineWidth=e,c.strokeStyle=k.getColor(),c.beginPath(),this.of_y?(c.moveTo(G+.5,this.space.h-v),c.lineTo(p+.5,this.space.h-m)):(c.moveTo(v+.5,G),c.lineTo(m+.5,p)),c.stroke()):1===q?(this.evaluator.setVariable(d,
f-u),Q=this.extrapolate(h,d,n,0,y,u),p=this.of_y?this.XX(e,Q.y,this.abs_coord):this.YY(e,Q.y,this.abs_coord),c.lineWidth=e,c.strokeStyle=k.getColor(),c.beginPath(),this.of_y?(c.moveTo(x+.5,this.space.h-v),c.lineTo(p+.5,this.space.h-v+Math.round(Q.x))):(c.moveTo(v+.5,x),c.lineTo(v+Math.round(Q.x)+.5,p)),this.evaluator.setVariable(d,f),M=this.extrapolate(h,d,n,0,w,-u),x=this.of_y?this.XX(e,M.y,this.abs_coord):this.YY(e,M.y,this.abs_coord),p=this.of_y?this.XX(e,w,this.abs_coord):this.YY(e,w,this.abs_coord),
c.lineWidth=e,c.strokeStyle=k.getColor(),c.beginPath(),this.of_y?(c.moveTo(x+.5,this.space.h-m),c.lineTo(p+.5,this.space.h-m)):(c.moveTo(m+.5,x),c.lineTo(m+.5,p)),c.stroke()):2===q&&(p=this.of_y?this.XX(e,w,this.abs_coord):this.YY(e,w,this.abs_coord),c.lineWidth=e,c.strokeStyle=k.getColor(),c.beginPath(),this.of_y?(c.moveTo(x+.5,this.space.h-m),c.lineTo(p+.5,this.space.h-m)):(c.moveTo(m+.5,x),c.lineTo(m+.5,p)))):(M=this.extrapolateOnSingularity(h,d,n,0,w,-u),x=this.of_y?this.XX(e,M.y,this.abs_coord):
this.YY(e,M.y,this.abs_coord),p=this.of_y?this.XX(e,w,this.abs_coord):this.YY(e,w,this.abs_coord),c.lineWidth=e,c.strokeStyle=k.getColor(),c.beginPath(),this.of_y?(c.moveTo(x,this.space.h-(m+Math.round(M.x))+.5),c.lineTo(p,this.space.h-m+.5)):(c.moveTo(m+Math.round(M.x),x),c.lineTo(m,p)),c.stroke()),y=w):z=!1)}catch(aa){z=!1}g&&!z&&(this.evaluator.setVariable(d,f-u),this.evaluator.setVariable(n,y),Q=this.extrapolate(h,d,n,0,y,u),p=parseInt(this.of_y?this.XX(e,Q.y,this.abs_coord):this.YY(e,Q.y,this.abs_coord)),
0<this.evaluator.eval(this.drawif)&&a.rangeOK&&(c.lineWidth=e,c.strokeStyle=k.getColor(),c.beginPath(),this.of_y?(c.moveTo(x,this.space.h-(v+Math.round(Q.x))+.5),c.lineTo(p,this.space.h-(v+Math.round(Q.x))+.5)):(c.moveTo(v+Math.round(Q.x)+.5,x),c.lineTo(v+Math.round(Q.x)+.5,p)),c.stroke()),this.evaluator.setVariable(d,f));g=z;f+=u;x=p;v=m++}this.evaluator.parser.setVariable("x",b);this.evaluator.parser.setVariable("y",l)};L.prototype.registerTextField=function(){var c=a.newHTML("input");c.value=this.expresionString;
c.disabled=!this.editable;var b=this;oncontextmenu=function(a){return!1};c.onkeydown=function(a){13==a.keyCode&&(b.expresion=b.evaluator.parser.parse(this.value),b.parseExpression(),b.parent.update())};this.parent.editableRegion.textFields.push(c)};a.Equation=L;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=Math.round,d,e,q,m,b,l,h,g,p=function(c,b){b=a.Graphic.call(this,c,b)||this;b.parameter=b.parameter||"t";b.parameter_interval=b.parameter_interval||c.evaluator.parser.parse("[0,1]");b.parameter_steps=b.parameter_steps||c.evaluator.parser.parse("8");b.width=b.width||c.evaluator.parser.parse("1");b.fill=b.fill||"";b.visible=2===b.parent.version&&void 0==b.visible?!0:b.visible;b.visible&&b.registerTextField();return b};$jscomp.inherits(p,a.Graphic);
p.prototype.update=function(){d=this.evaluator;e=d.eval(this.parameter_interval);this.paraInf=e[0][0];this.paraSup=e[0][1];this.pSteps=d.eval(this.parameter_steps);this.paraSep=0<this.pSteps?Math.abs(this.paraSup-this.paraInf)/this.pSteps:0};p.prototype.draw=function(){a.Graphic.prototype.draw.call(this,this.fill,this.color)};p.prototype.drawTrace=function(){a.Graphic.prototype.drawTrace.call(this,this.fill,this.trace)};p.prototype.drawAux=function(c,e,k){d=this.evaluator;q=this.space;m=f(d.eval(this.width));
c.lineWidth=0<m?m:1E-6;c.lineCap=c.lineJoin="round";c.strokeStyle=k.getColor();b=d.getVariable(this.parameter);c.beginPath();d.setVariable(this.parameter,this.paraInf);l=d.eval(this.expresion);this.exprX=f(this.abs_coord?l[0][0]:q.getAbsoluteX(l[0][0]));this.exprY=f(this.abs_coord?l[0][1]:q.getAbsoluteY(l[0][1]));this.rotateExp&&(h=a.degToRad(d.eval(this.rotateExp)),g=this.rotate(l[0][0],l[0][1],h),this.exprX=f(this.abs_coord?g.x:q.getAbsoluteX(g.x)),this.exprY=f(this.abs_coord?g.y:q.getAbsoluteY(g.y)));
c.moveTo(this.exprX+.5,this.exprY+.5);for(k=1;k<=this.pSteps;k++)d.setVariable(this.parameter,this.paraInf+k*this.paraSep),l=d.eval(this.expresion),this.rotateExp&&(g=this.rotate(l[0][0],l[0][1],h),l[0][0]=g.x,l[0][1]=g.y),this.exprX=f(this.abs_coord?l[0][0]:q.getAbsoluteX(l[0][0])),this.exprY=f(this.abs_coord?l[0][1]:q.getAbsoluteY(l[0][1])),!isNaN(this.exprX)&&!isNaN(this.exprY)&&-1E6<this.exprX&&1E6>this.exprX&&-1E6<this.exprY&&1E6>this.exprY&&c.lineTo(this.exprX+.5,this.exprY+.5);this.fill&&(c.fillStyle=
e.getColor(),c.fill("evenodd"));this.dashStyle();c.stroke();c.setLineDash([]);d.setVariable(this.parameter,b)};p.prototype.registerTextField=function(){var c=a.newHTML("input");c.value=this.expresionString;c.disabled=!this.editable;var b=this;c.oncontextmenu=function(){return!1};c.onkeydown=function(a){13==a.keyCode&&(b.expresion=b.evaluator.parser.parse(this.value),b.parent.update())};this.parent.editableRegion.textFields.push(c)};a.Curve=p;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=2*Math.PI,d=Math.round,e,q,m,b,l,h,g,p,c,r,k=function(c,b){b=a.Graphic.call(this,c,b)||this;b.size=b.size||c.evaluator.parser.parse("2");b.range=b.range||c.evaluator.parser.parse("[1, 100]");b.visible=2===b.parent.version&&void 0==b.visible?!0:b.visible;b.visible&&b.registerTextField();return b};$jscomp.inherits(k,a.Graphic);k.prototype.update=function(){e=this.evaluator;m=e.eval(this.expresion);this.exprX=m[0][0];this.exprY=m[0][1];this.rotateExp&&
(b=this.rotate(m[0][0],m[0][1],a.degToRad(e.eval(this.rotateExp))),this.exprX=b.x,this.exprY=b.y);g=e.eval(this.range);this.rangeInf=g[0][0];this.rangeMax=g[0][1]};k.prototype.draw=function(){a.Graphic.prototype.draw.call(this,this.color,this.color)};k.prototype.drawTrace=function(){a.Graphic.prototype.drawTrace.call(this,this.trace,this.trace)};k.prototype.drawAux=function(b,k){e=this.evaluator;q=this.space;c=p=Math.ceil(e.eval(this.size)-.4);b.fillStyle=k.getColor();b.beginPath();this.rangeInf>
this.rangeMax&&(r=this.rangeInf,this.rangeInf=this.rangeMax,this.rangeMax=r);k=e.getVariable("n");for(var g=this.rangeInf,n=this.rangeMax;g<=n;g++)e.setVariable("n",g),m=e.eval(this.expresion),this.exprX=m[0][0],this.exprY=m[0][1],l=d(this.abs_coord?this.exprX:q.getAbsoluteX(this.exprX)),h=d(this.abs_coord?this.exprY:q.getAbsoluteY(this.exprY)),b.beginPath(),b.arc(l,h,p,0,f,!0),b.fill();b.fill();this.text!=[""]&&(this.fontSize=Math.max(5,e.eval(this.font_size)),this.font=this.font_style+" "+this.fontSize+
"px "+this.font_family,a.Graphic.prototype.drawText.call(this,b,this.text,l+c,h-c,this.color,this.font,"start","alphabetic",e.eval(this.decimals),this.fixed,!0));e.setVariable("n",k)};k.prototype.registerTextField=function(){var c=a.newHTML("input");c.value=this.expresionString;c.disabled=!this.editable;var b=this;oncontextmenu=function(a){return!1};c.onkeydown=function(a){13==a.keyCode&&(b.expresion=b.evaluator.parser.parse(this.value),b.parent.update())};this.parent.editableRegion.textFields.push(c)};
a.Sequence=k;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=2*Math.PI,d=Math.round,e,q,m,b,l,h,g=function(b,c){c=a.Graphic.call(this,b,c)||this;c.size=c.size||b.evaluator.parser.parse("2");c.text=new a.TextObject(c,c.text);return c};$jscomp.inherits(g,a.Graphic);g.prototype.update=function(){e=this.evaluator;m=e.eval(this.expresion);this.exprX=m[0][0];this.exprY=m[0][1];this.rotateExp&&(b=this.rotate(m[0][0],m[0][1],a.degToRad(e.eval(this.rotateExp))),this.exprX=b.x,this.exprY=b.y)};g.prototype.draw=function(){a.Graphic.prototype.draw.call(this,
this.color,this.color)};g.prototype.drawTrace=function(){a.Graphic.prototype.drawTrace.call(this,this.trace,this.trace)};g.prototype.drawAux=function(a,c){q=this.space;a.fillStyle=c.getColor();l=d(this.abs_coord?this.exprX:q.getAbsoluteX(this.exprX));h=d(this.abs_coord?this.exprY:q.getAbsoluteY(this.exprY));a.beginPath();a.arc(l,h,d(this.evaluator.eval(this.size)),0,f,!0);a.fill();this.text.hasContent&&this.text.draw(a,c,l,h)};a.Point=g;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=Math.round,d=2*Math.PI,e,q,m,b,l,h,g,p,c,r,k,v,x,u=function(c,b){b=a.Graphic.call(this,c,b)||this;b.width=b.width||c.evaluator.parser.parse("1");b.size=b.size||c.evaluator.parser.parse("2");b.text=new a.TextObject(b,b.text);return b};$jscomp.inherits(u,a.Graphic);u.prototype.update=function(){e=this.evaluator;m=e.eval(this.expresion);this.endPoints=[];for(var c=0,d=m.length;c<d;c++)this.endPoints[c]={x:m[c][0],y:m[c][1]};if(this.rotateExp)for(b=
a.degToRad(e.eval(this.rotateExp)),c=0,d=this.endPoints.length;c<d;c++)this.endPoints[c]=this.rotate(this.endPoints[c].x,this.endPoints[c].y,b)};u.prototype.draw=function(){a.Graphic.prototype.draw.call(this,this.color,this.color)};u.prototype.drawTrace=function(){a.Graphic.prototype.drawTrace.call(this,this.trace,this.trace)};u.prototype.drawAux=function(a,b,m){e=this.evaluator;q=this.space;l=f(e.eval(this.width));a.lineWidth=0<l?l:1E-6;p=e.eval(this.size);0>p&&(p=0);a.fillStyle=b.getColor();a.strokeStyle=
m.getColor();a.lineCap="round";c=0==a.lineWidth%2?0:.5;this.abs_coord?(r=f(this.endPoints[0].x),k=f(this.endPoints[0].y),v=f(this.endPoints[1].x),x=f(this.endPoints[1].y)):(r=f(q.getAbsoluteX(this.endPoints[0].x)),k=f(q.getAbsoluteY(this.endPoints[0].y)),v=f(q.getAbsoluteX(this.endPoints[1].x)),x=f(q.getAbsoluteY(this.endPoints[1].y)));a.beginPath();a.moveTo(r+c,k+c);a.lineTo(v+c,x+c);this.dashStyle();a.stroke();0<p&&(a.beginPath(),a.arc(r,k,p,0,d,!0),a.arc(v,x,p,0,d,!0),a.fill());a.setLineDash([]);
this.text.hasContent&&(h=parseInt((r+v)/2)-3,g=parseInt((k+x)/2)+3,this.text.draw(a,m,h,g))};a.Segment=u;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=Math.floor,d=Math.round,e,q,m,b,l,h,g,p,c,r,k,v,x,u,n,y=function(c,b){b=a.Graphic.call(this,c,b)||this;b.width=b.width||c.evaluator.parser.parse("5");b.size=b.size||c.evaluator.parser.parse("2");b.spear=b.spear||c.evaluator.parser.parse("8");b.arrow=b.arrow||new a.Color("ee0022");b.text=new a.TextObject(b,b.text);return b};$jscomp.inherits(y,a.Graphic);y.prototype.update=function(){e=this.evaluator;q=e.eval(this.expresion);this.endPoints=[];for(var c=
0,b=q.length;c<b;c++)this.endPoints[c]={x:q[c][0],y:q[c][1]};if(this.rotateExp)for(m=a.degToRad(e.eval(this.rotateExp)),c=0,b=this.endPoints.length;c<b;c++)this.endPoints[c]=this.rotate(this.endPoints[c].x,this.endPoints[c].y,m)};y.prototype.draw=function(){a.Graphic.prototype.draw.call(this,this.arrow,this.color)};y.prototype.drawTrace=function(){a.Graphic.prototype.drawTrace.call(this,this.arrow,this.trace)};y.prototype.drawAux=function(m,y,q){e=this.evaluator;b=this.space;g=e.eval(this.width);
0>g&&(g=0);p=Math.ceil(g/2);c=b.scale;this.vect=new a.Vector2D(this.endPoints[1].x-this.endPoints[0].x,this.endPoints[1].y-this.endPoints[0].y);r=this.vect.vectorLength();this.angle=this.vect.angleBetweenVectors(a.Vector2D.AXIS_X);m.fillStyle=y.getColor();m.strokeStyle=q.getColor();m.lineWidth=2;this.abs_coord?(k=d(this.endPoints[0].x),v=d(this.endPoints[0].y),x=d(this.endPoints[1].x),u=d(this.endPoints[1].y)):(k=d(b.getAbsoluteX(this.endPoints[0].x)),v=d(b.getAbsoluteY(this.endPoints[0].y)),x=d(b.getAbsoluteX(this.endPoints[1].x)),
u=d(b.getAbsoluteY(this.endPoints[1].y)));n=e.eval(this.spear);0>n&&(n=0);m.save();m.translate(k,v,r);this.abs_coord?m.rotate(this.angle*(0<=this.vect.y?1:-1)):(r*=c,m.rotate(this.angle*(0<=this.vect.y?-1:1)));m.beginPath();m.moveTo(-p,f(-p));m.lineTo(f(r-n-g),f(-p));m.lineTo(f(r-2*n),f(-n-p));m.lineTo(f(r),0);m.lineTo(f(r-2*n),f(n+p));m.lineTo(f(r-n-g),f(p));m.lineTo(-p,f(p));m.closePath();m.stroke();m.fill();m.restore();this.text.hasContent&&(l=parseInt((k+x)/2)-3,h=parseInt((v+u)/2)+3,this.text.draw(m,
q,l,h))};a.Arrow=y;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=Math.round,d,e,q,m,b,l,h,g,p=function(c,b){b=a.Graphic.call(this,c,b)||this;b.width=b.width||c.evaluator.parser.parse("1");b.fill=b.fill||"";b.endPoints=[];return b};$jscomp.inherits(p,a.Graphic);p.prototype.update=function(){d=this.evaluator;q=d.eval(this.expresion);for(var c=0,b=q.length;c<b;c++)this.endPoints[c]={x:q[c][0],y:q[c][1]};if(this.rotateExp)for(m=a.degToRad(d.eval(this.rotateExp)),c=0,b=this.endPoints.length;c<b;c++)this.endPoints[c]=
this.rotate(this.endPoints[c].x,this.endPoints[c].y,m)};p.prototype.draw=function(){a.Graphic.prototype.draw.call(this,this.fill,this.color)};p.prototype.drawTrace=function(){a.Graphic.prototype.drawTrace.call(this,this.trace,this.trace)};p.prototype.drawAux=function(a,r,k){d=this.evaluator;e=this.space;b=f(d.eval(this.width));a.lineWidth=0<b?b:1E-6;a.strokeStyle=k.getColor();a.lineCap=a.lineJoin="round";l=0<b?.5:0;h=f(this.abs_coord?this.endPoints[0].x:e.getAbsoluteX(this.endPoints[0].x));g=f(this.abs_coord?
this.endPoints[0].y:e.getAbsoluteY(this.endPoints[0].y));a.beginPath();a.moveTo(h+l,g+l);k=1;for(var c=this.endPoints.length;k<c;k++)h=f(this.abs_coord?this.endPoints[k].x:e.getAbsoluteX(this.endPoints[k].x)),g=f(this.abs_coord?this.endPoints[k].y:e.getAbsoluteY(this.endPoints[k].y)),a.lineTo(h+l,g+l);this.fill&&(a.fillStyle=r.getColor(),a.fill());this.dashStyle();a.stroke();a.setLineDash([])};a.Polygon=p;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=Math.round,d=Math.min,e=Math.max,q=Math.abs,m,b,l,h,g,p,c,r,k,v,x,u,n=function(c,b){b=a.Graphic.call(this,c,b)||this;b.width=b.width||c.evaluator.parser.parse("1");b.fill=b.fill||"";b.border_radius=b.border_radius||c.evaluator.parser.parse("0");b.endPoints=[];return b};$jscomp.inherits(n,a.Graphic);n.prototype.update=function(){m=this.evaluator;p=m.eval(this.expresion);this.exprX=p[0][0];this.exprY=p[0][1];this.w=150;this.h=100;this.rotateExp&&(l=
this.rotate(p[0][0],p[0][1],a.degToRad(m.eval(this.rotateExp))),this.exprX=l.x,this.exprY=l.y);4<=p[0].length&&(this.w=p[0][2],this.h=p[0][3]);p[1]&&2==p[1].length&&(this.w=p[1][0],this.h=p[1][1]);this.w=e(0,this.w);this.h=e(0,this.h)};n.prototype.draw=function(){a.Graphic.prototype.draw.call(this,this.fill,this.color)};n.prototype.drawTrace=function(){a.Graphic.prototype.drawTrace.call(this,this.fill,this.trace,"trace")};n.prototype.drawAux=function(a,n,l,p){m=this.evaluator;b=this.space;h=f(m.eval(this.width));
a.lineWidth=0<h?h:1E-6;a.strokeStyle=l.getColor();a.lineCap="round";a.lineJoin="miter";g=0<h?.5:0;c=f(this.abs_coord?this.exprX:b.getAbsoluteX(this.exprX))+g;r=f(this.abs_coord?this.exprY:b.getAbsoluteY(this.exprY))+g;k=this.abs_coord?this.w:this.w*b.scale;v=this.abs_coord?this.h:-this.h*b.scale;x=d(e(0,m.eval(this.border_radius)),.5*q(k),.5*q(v));u=this.abs_coord?1:-1;a.beginPath();0!==x?(a.moveTo(c+x,r),a.lineTo(c+k-x,r),a.quadraticCurveTo(c+k,r,c+k,r+u*x),a.lineTo(c+k,r+v-u*x),a.quadraticCurveTo(c+
k,r+v,c+k-x,r+v),a.lineTo(c+x,r+v),a.quadraticCurveTo(c,r+v,c,r+v-u*x),a.lineTo(c,r+u*x),a.quadraticCurveTo(c,r,c+x,r),a.lineTo(c+x,r)):(a.moveTo(c,r),a.lineTo(c+k,r),a.lineTo(c+k,r+v),a.lineTo(c,r+v),a.lineTo(c,r));this.fill&&(a.fillStyle=n.getColor(),a.fill());this.dashStyle();a.stroke();a.setLineDash([])};a.Rectangle=n;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=Math.round,d=Math.min,e=Math.max,q=Math.acos,m=Math.sqrt,b=Math.PI,l=b/2,h=2*b,g,p,c,r,k,v,x,u,n,y,w,z,B,E,J,G,H,A,I,C,M,N=function(c,b){b=a.Graphic.call(this,c,b)||this;b.width=b.width||c.evaluator.parser.parse("1");b.fill=b.fill||"";b.center=b.center||c.evaluator.parser.parse("(0,0)");b.radius=b.radius||c.evaluator.parser.parse("1");b.init=b.init||"0";b.end=b.end||"90";b.init.match(/^_\(/)&&(b.initFlag=!0,b.init=b.init.substring(1));b.end.match(/^_\(/)&&
(b.endFlag=!0,b.end=b.end.substring(1));b.initExpr=c.evaluator.parser.parse(b.init);b.endExpr=c.evaluator.parser.parse(b.end);b.text=new a.TextObject(b,b.text);return b};$jscomp.inherits(N,a.Graphic);N.prototype.update=function(){g=this.evaluator;p=g.eval(this.center);this.exprX=p[0][0];this.exprY=p[0][1];c=0;this.rotateExp&&(c=a.degToRad(g.eval(this.rotateExp)),r=Math.cos(c),k=Math.sin(c),v=this.exprX*r-this.exprY*k,x=this.exprX*k+this.exprY*r,this.exprX=v,this.exprY=x);var f=g.eval(this.initExpr),
A=g.eval(this.endExpr);/^(\(|\[)expr(\)|\])$/i.test(this.initExpr.type)&&/^(\(|\[)expr(\)|\])$/i.test(this.endExpr.type)?(u=f[0][0],n=f[0][1],y=A[0][0],w=A[0][1],this.vectors?this.abs_coord&&(n=-n,w=-w):this.abs_coord?(u-=this.exprX,n=-n+this.exprY,y-=this.exprX,w=-w+this.exprY):(u-=this.exprX,n-=this.exprY,y-=this.exprX,w-=this.exprY),z=0==u?0>n?3*l:l:q(1*u/m(u*u+n*n)),B=0==y?0>w?3*l:l:q(1*y/m(y*y+w*w)),z+=c,B+=c,0<u&&0<n&&this.abs_coord&&(z=h-z),0<u&&0>n&&!this.abs_coord&&(z=h-z),0>u&&0>n&&!this.abs_coord&&
(z=h-z),0>u&&0<n&&this.abs_coord&&(z=h-z),0<y&&0<w&&this.abs_coord&&(B=h-B),0<y&&0>w&&!this.abs_coord&&(B=h-B),0>y&&0>w&&!this.abs_coord&&(B=h-B),0>y&&0<w&&this.abs_coord&&(B=h-B),this.initFlag?(E=z,z=B,B=E):(E=d(z,B),J=e(z,B),z=E,B=J,B-z>b&&this.abs_coord&&(z=J,B=E),B-z<=b&&!this.abs_coord&&(z=J,B=E)),this.iniAng=z,this.endAng=B,this.drawPoints=!0):(this.iniAng=a.degToRad(f)+c,this.endAng=a.degToRad(A)+c,this.drawAngle=!0)};N.prototype.draw=function(){a.Graphic.prototype.draw.call(this,this.fill,
this.color)};N.prototype.drawTrace=function(){a.Graphic.prototype.drawTrace.call(this,this.fill,this.trace)};N.prototype.drawAux=function(a,c,b){g=this.evaluator;G=this.space;I=g.eval(this.radius);0>I&&(I=0);M=f(g.eval(this.width));a.lineWidth=0<M?M:1E-6;a.lineCap="round";a.strokeStyle=b.getColor();this.drawAngle?(this.abs_coord?(H=f(this.exprX),A=f(this.exprY)):(H=f(G.getAbsoluteX(this.exprX)),A=f(G.getAbsoluteY(this.exprY)),I*=G.scale,this.iniAng=-this.iniAng,this.endAng=-this.endAng),this.iniAng>
this.endAng&&(C=this.iniAng,this.iniAng=this.endAng,this.endAng=C)):this.drawPoints&&(this.abs_coord?(H=f(this.exprX),A=f(this.exprY)):(H=f(G.getAbsoluteX(this.exprX)),A=f(G.getAbsoluteY(this.exprY)),I*=G.scale,this.iniAng=-this.iniAng,this.endAng=-this.endAng));this.fill&&(a.fillStyle=c.getColor(),a.beginPath(),a.moveTo(H,A),a.arc(H,A,I,this.iniAng,this.endAng,void 0),a.fill());a.beginPath();a.arc(H,A,I,this.iniAng,this.endAng,void 0);this.dashStyle();a.stroke();this.text.hasContent&&this.text.draw(a,
this.color,H,A)};a.Arc=N;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f,d,e,q,m,b=function(b,d){d=a.Graphic.call(this,b,d)||this;d.width=d.width||b.evaluator.parser.parse("0");d.align||(d.align="left");d.anchor||(d.anchor="top_left");d.text=new a.TextObject(d,d.text);return d};$jscomp.inherits(b,a.Graphic);b.prototype.update=function(){f=this.evaluator;d=f.eval(this.expresion);this.exprX=d[0][0];this.exprY=d[0][1];this.rotateExp&&(e=this.rotate(d[0][0],d[0][1],a.degToRad(f.eval(this.rotateExp))),this.exprX=e.x,this.exprY=
e.y)};b.prototype.draw=function(){a.Graphic.prototype.draw.call(this,this.color)};b.prototype.drawTrace=function(){a.Graphic.prototype.drawTrace.call(this,this.trace)};b.prototype.drawAux=function(a,b){this.abs_coord?(q=parseInt(this.exprX),m=parseInt(this.exprY)):(q=parseInt(this.space.getAbsoluteX(this.exprX)),m=parseInt(this.space.getAbsoluteY(this.exprY)));this.text.draw(a,b,q,m)};a.Text=b;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=Math.round,d,e,q,m,b,l,h,g,p,c,r,k,v=function(c,b){b=a.Graphic.call(this,c,b)||this;b.file=b.file||"";b.inirot=b.inirot||c.evaluator.parser.parse("0");b.img=new Image;b.scaleX=b.scaleY=1;b.ratio=c.ratio;b.update();return b};$jscomp.inherits(v,a.Graphic);v.prototype.update=function(){d=this.evaluator;e=d.eval(this.expresion);this.exprX=e[0][0];this.exprY=e[0][1];this.rotateExp&&(q=this.rotate(e[0][0],e[0][1],a.degToRad(d.eval(this.rotateExp))),this.exprX=
q.x,this.exprY=q.y);4<=e[0].length&&(this.centered=!0,this.scaleX=e[0][2],this.scaleY=e[0][3]);e[1]&&2==e[1].length&&(this.centered=!0,this.scaleX=e[1][0],this.scaleY=e[1][1]);0==this.scaleX&&(this.scaleX=1E-5);0==this.scaleY&&(this.scaleY=1E-5);var c=this;if((m=d.eval(this.file))||""==m)this.img=this.parent.getImage(m),this.img.addEventListener("load",function(a){c.space.update(!0)})};v.prototype.draw=function(){a.Graphic.prototype.draw.call(this)};v.prototype.drawTrace=function(){a.Graphic.prototype.drawTrace.call(this)};
v.prototype.drawAux=function(e){d=this.evaluator;b=this.space;this.img&&this.img.ready&&this.img.complete&&(r=this.img.width,k=this.img.height,this.img.canvas&&(r=f(r/this.ratio),k=f(k/this.ratio)),l=this.centered?0:f(r/2),h=this.centered?0:f(k/2),g=f(this.abs_coord?this.exprX:b.getAbsoluteX(this.exprX)),p=f(this.abs_coord?this.exprY:b.getAbsoluteY(this.exprY)),c=a.degToRad(-d.eval(this.inirot)),e.save(),e.translate(g+l,p+h),e.rotate(c),this.opacity&&(e.globalAlpha=d.eval(this.opacity)),e.scale(this.scaleX,
this.scaleY),e.drawImage(this.img,-r/2,-k/2,r,k),e.restore())};a.Image=v;return a}(descartesJS||{});
descartesJS=function(a){function f(a,b,d){h=4*(b+d*a.width);return{r:a.data[h],g:a.data[h+1],b:a.data[h+2],a:a.data[h+3]}}if(a.loadLib)return a;var d,e,q,m,b,l,h,g,p=function(c,b){return a.Graphic.call(this,c,b)||this};$jscomp.inherits(p,a.Graphic);p.prototype.update=function(){d=this.evaluator.eval(this.expresion);this.exprX=d[0][0];this.exprY=d[0][1]};p.prototype.draw=function(){a.Graphic.prototype.draw.call(this,this.color,this.color)};p.prototype.drawTrace=function(){a.Graphic.prototype.drawTrace.call(this,
this.trace,this.trace)};p.prototype.drawAux=function(a,d){d.getColor();imageData=a.getImageData(0,0,this.space.w,this.space.h);this.abs_coord?(e=parseInt(this.exprX),q=parseInt(this.exprY)):(e=parseInt(this.space.getAbsoluteX(this.exprX)),q=parseInt(this.space.getAbsoluteY(this.exprY)));if(!(0>e||0>q||e>=this.space.w||q>=this.space.h)){m=[[e,q]];l=f(imageData,e,q);for(g=0;0<m.length;){g++;b=m.pop();e=b[0];q=b[1];var c=f(imageData,e,q);if(l.r===c.r&&l.g===c.g&&l.b===c.b&&l.a===c.a){c=imageData;var r=
d;h=4*(e+q*c.width);c.data[h+0]=r.r;c.data[h+1]=r.g;c.data[h+2]=r.b;c.data[h+3]=255*r.a;0<e&&m.push([e-1,q]);e<imageData.width-1&&m.push([e+1,q]);m.push([e,q-1]);m.push([e,q+1])}if(g>=this.space.w*this.space.h*3)break}a.putImageData(imageData,0,0)}};a.Fill=p;return a}(descartesJS||{});
descartesJS=function(a,f){if(a.loadLib)return a;var d=new String("-text-image-point-polygon-arc-segment-arrow-macro-curve-equation-sequence-rectangle-fill-"),e=/[\w\.\-//]*(\.png|\.jpg|\.gif|\.svg)/gi,q,m=function(b,l){var h=a.Graphic.call(this,b,l)||this;h.hasExpresion=h.hasExpresion||!1;h.inirot=h.inirot||b.evaluator.parser.parse("0");h.inipos=h.inipos||b.evaluator.parser.parse("(0,0)");Object.assign(h,l);h.hasExpresion=void 0!==h.expresion;h.graphics=[];b=b.lessonParser;var g=new a.Tokenizer;if(!h.hasExpresion)return h;
"'"!==h.expresion.charAt(0)&&(h.expresion="'"+h.expresion+"'");h.expresion=h.evaluator.parser.parse(h.expresion);l=h.evaluator.eval(h.expresion);if(l)var p=(p=document.getElementById(l))&&"descartes/macro"==p.type?p.text:a.openExternalFile(l);if(p){var c=a.convertHTMLEntities(p).replace(/\r/g,"").split("\n");p=[];l=0;for(var r=c.length;l<r;l++)if(c[l].trim()){var k=c[l].indexOf("=");if(-1!==k){k=b.split(c[l]);for(var m=0,x=k.length;m<x;m++)if(k[m]&&1<k.length&&("id"===f[k[m][0]]||"type"===f[k[m][0]])){p.push(k);
break}}}m=function(c,b){b=g.tokenize(b.replace(/&squot;/g,"'"));for(var d=0,k=b.length;d<k;d++)"identifier"!=b[d].type||a.reservedIds.match("-"+b[d].value+"-")||(b[d].value=h.name+"."+b[d].value);return(c.match(/^\\expr/)?"\\expr ":"\\decimals ")+g.flatTokens(b)};l=0;for(r=p.length;l<r;l++){var u=(x=p[l]||[],x[0])&&"id"===x[0][0];c=0;for(k=x.length;c<k;c++){var n=x[c][0].indexOf(".");-1===n||u?n=f[x[c][0]]:(n=f[x[c][0].substring(n+1)],x[c][0]=h.name+"."+x[c][0]);if(!("font"===n||"font_family"===n||
("fill"===n||"color"===n||"border"===n||"arrow"===n)&&"("!==x[c][1].charAt(0)||"file"===n&&x[c][1].match(e)||"id"!==n&&void 0!==f[x[c][1]])||"radius"===n)if("text"==n)if(x[c][1].match(/\{\\rtf1/))n=x[c][1],n=n.replace(/\\expr ([a-zA-Z_0-9\u00C0-\u021B+*/%|&^#!?:()><.'\+\-]*)/gi,m),n=n.replace(/\\decimals ([a-zA-Z_0-9\u00C0-\u021B+*/%|&^#!?:()><.'\+\-]*)/gi,m),x[c][1]=n;else{var q=b.parseText(x[c][1]).textElementsMacros;for(var w=0,z=q.length;w<z;w++){n=g.tokenize(q[w].replace(/&squot;/g,"'"));for(var B=
0,E=n.length;B<E;B++)"identifier"!==n[B].type||a.reservedIds.match("-"+n[B].value+"-")||(n[B].value=h.name+"."+n[B].value);n=g.flatTokens(n).replace(/&squot;/g,"'").replace(/'\+\(/g,"[").replace(/\)\+'/g,"]");q[w]=n.substring(1,n.length-1)}x[c][1]=q.join("")}else{q=x[c][1].replace(/&squot;/g,"'").split(";");w=0;for(z=q.length;w<z;w++){n=g.tokenize(q[w].replace(/\\n/g,";"));B=0;for(E=n.length;B<E;B++)"identifier"!==n[B].type||a.reservedIds.match("-"+n[B].value+"-")||(n[B].value=h.name+"."+n[B].value);
q[w]=g.flatTokens(n)}x[c][1]=q.join(";")}}}l=0;for(r=p.length;l<r;l++)if(p[l][0]){m="";x=!1;c=0;for(k=p[l].length;c<k;c++)"type"===f[p[l][c][0]]&&d.match("-"+f[p[l][c][1]]+"-")&&(x=!0),m=m+p[l][c][0]+"='"+p[l][c][1]+"' ";p[l]=m+(x?" space='"+h.spaceID+"'":"");x?h.graphics.push(b.parseGraphic(p[l],h.abs_coord,h.background,h.inirot)):b.parseAuxiliar(p[l])}}return h};$jscomp.inherits(m,a.Graphic);m.prototype.update=function(){q=this.evaluator.eval(this.inipos);this.iniPosX=q[0][0];this.iniPosY=q[0][1]};
m.prototype.drawAux=function(a){for(var b=0,d=this.graphics.length;b<d;b++)this.graphics[b]&&(a.save(),this.graphics[b].abs_coord?a.translate(this.iniPosX,this.iniPosY):a.translate(this.iniPosX*this.space.scale,-this.iniPosY*this.space.scale),this.graphics[b].draw(),a.restore())};a.Macro=m;return a}(descartesJS||{},babel);
descartesJS=function(a){if(a.loadLib)return a;var f=Math.sqrt,d=Math.sin,e=Math.cos,q=Math.abs,m,b,l,h,g,p,c,r,k,v,x,u,n,y,w,z=function(a,c,b,d){this.x=a||0;this.y=c||0;this.z=b||0;this.w=d||0;this.adjustDec()};z.prototype.adjustDec=function(){this.x=parseInt(1E9*this.x)/1E9;this.y=parseInt(1E9*this.y)/1E9;this.z=parseInt(1E9*this.z)/1E9};var B=function(a,c,b,d,k,e,n,h,g,f,l,r,p,m,x,u){this.a00=a||0;this.a01=c||0;this.a02=b||0;this.a03=d||0;this.a10=k||0;this.a11=e||0;this.a12=n||0;this.a13=h||0;
this.a20=g||0;this.a21=f||0;this.a22=l||0;this.a23=r||0;this.a30=p||0;this.a31=m||0;this.a32=x||0;this.a33=u||0};B.prototype.setIdentity=function(){this.a00=1;this.a10=this.a03=this.a02=this.a01=0;this.a11=1;this.a21=this.a20=this.a13=this.a12=0;this.a22=1;this.a32=this.a31=this.a30=this.a23=0;this.a33=1;return this};B.prototype.multiplyVector4=function(a){return new z(a.x*this.a00+a.y*this.a10+a.z*this.a20+a.w*this.a30,a.x*this.a01+a.y*this.a11+a.z*this.a21+a.w*this.a31,a.x*this.a02+a.y*this.a12+
a.z*this.a22+a.w*this.a32,a.x*this.a03+a.y*this.a13+a.z*this.a23+a.w*this.a33)};B.prototype.translate=function(a){return new B(this.a00,this.a01,this.a02,this.a03,this.a10,this.a11,this.a12,this.a13,this.a20,this.a21,this.a22,this.a23,this.a00*a.x+this.a10*a.y+this.a20*a.z+this.a30,this.a01*a.x+this.a11*a.y+this.a21*a.z+this.a31,this.a02*a.x+this.a12*a.y+this.a22*a.z+this.a32,this.a03*a.x+this.a13*a.y+this.a23*a.z+this.a33)};B.prototype.rotateX=function(a){b=d(a);l=e(a);r=this.a10;k=this.a11;v=this.a12;
x=this.a13;u=this.a20;n=this.a21;y=this.a22;w=this.a23;return new B(this.a00,this.a01,this.a02,this.a03,r*l+u*b,k*l+n*b,v*l+y*b,x*l+w*b,r*-b+u*l,k*-b+n*l,v*-b+y*l,x*-b+w*l,this.a30,this.a31,this.a32,this.a33)};B.prototype.rotateY=function(a){b=d(a);l=e(a);h=this.a00;g=this.a01;p=this.a02;c=this.a03;u=this.a20;n=this.a21;y=this.a22;w=this.a23;return new B(h*l+u*-b,g*l+n*-b,p*l+y*-b,c*l+w*-b,this.a10,this.a11,this.a12,this.a13,h*b+u*l,g*b+n*l,p*b+y*l,c*b+w*l,this.a30,this.a31,this.a32,this.a33)};B.prototype.rotateZ=
function(a){b=d(a);l=e(a);h=this.a00;g=this.a01;p=this.a02;c=this.a03;r=this.a10;k=this.a11;v=this.a12;x=this.a13;return new B(h*l+r*b,g*l+k*b,p*l+v*b,c*l+x*b,h*-b+r*l,g*-b+k*l,p*-b+v*l,c*-b+x*l,this.a20,this.a21,this.a22,this.a23,this.a30,this.a31,this.a32,this.a33)};a.norm3D=function(a){return f(a.x*a.x+a.y*a.y+a.z*a.z)};a.normalize3D=function(c){m=a.norm3D(c);if(0===m)return{x:0,y:0,z:0};if(1===m)return{x:c.x,y:c.y,z:c.z};m=1/m;return{x:c.x*m,y:c.y*m,z:c.z*m}};a.dotProduct3D=function(a,c){return a.x*
c.x+a.y*c.y+a.z*c.z};a.crossProduct3D=function(a,c){return{x:a.y*c.z-a.z*c.y,y:a.z*c.x-a.x*c.z,z:a.x*c.y-a.y*c.x}};a.scalarProduct3D=function(a,c){return{x:a.x*c,y:a.y*c,z:a.z*c}};a.subtract3D=function(a,c){return{x:a.x-c.x,y:a.y-c.y,z:a.z-c.z}};a.add3D=function(a,c){return{x:a.x+c.x,y:a.y+c.y,z:a.z+c.z}};a.equals3DEpsilon=function(a,c,b){return q(a.x-c.x)<=b&&q(a.y-c.y)<=b&&q(a.z-c.z)<=b};a.Vector4D=z;a.Matrix4x4=B;return a}(descartesJS||{});
descartesJS=function(a){function f(a){a.textNode=null;0!==parseInt(this.size)&&(a.lineWidth=1,a.fillStyle=this.backColor,a.strokeStyle=this.frontColor,a.beginPath(),a.arc(this.projVert[0].x,this.projVert[0].y,this.size,0,b),a.fill(),a.stroke())}function d(a,c){a.textNode=null;a.lineCap=l;a.lineJoin=lineJoin;a.lineWidth=.4;a.beginPath();a.moveTo(this.projVert[0].x,this.projVert[0].y);k=1;for(v=this.projVert.length;k<v;k++)a.lineTo(this.projVert[k].x,this.projVert[k].y);a.closePath();"color"===this.model?
(a.fillStyle=0>this.direction?this.backColor:this.frontColor,a.strokeStyle=a.fillStyle,a.stroke(),a.fill()):"light"===this.model||"metal"===this.model?(a.fillStyle=c.computeColor(0>this.direction?this.backColor:this.frontColor,this,"metal"===this.model),a.strokeStyle=a.fillStyle,a.stroke(),a.fill()):"wire"===this.model&&(a.lineWidth=1.25,a.strokeStyle=this.frontColor,a.stroke());this.edges&&"wire"!==this.model&&(a.lineWidth=1,a.strokeStyle=this.edges,a.stroke())}function e(a){a.textNode=null;a.oldTextNode=
"_a1b2c3_";c=this.evaluator.getVariable(this.family);this.evaluator.setVariable(this.family,this.familyValue);this.fontSize=Math.max(5,this.evaluator.eval(this.font_size));this.font=this.font_style+" "+this.fontSize+"px "+this.font_family;this.drawText(a,this.text,this.projVert[0].x,this.projVert[0].y,this.frontColor,this.font,"left","alphabetic",this.decimals,this.fixed,!0);this.evaluator.setVariable(this.family,c)}function q(a){a.textNode=null;a.lineCap=l;a.lineJoin=lineJoin;a.lineWidth=this.lineWidth;
a.strokeStyle=this.frontColor;a.beginPath();a.moveTo(this.projVert[0].x,this.projVert[0].y);a.lineTo(this.projVert[1].x,this.projVert[1].y);"dot"===this.lineDash?(a.lineCap="butt",a.setLineDash([a.lineWidth,a.lineWidth])):"dash"===this.lineDash?(a.lineCap="butt",a.setLineDash([4*a.lineWidth,3*a.lineWidth])):"dash_dot"===this.lineDash?(a.lineCap="butt",a.setLineDash([4*a.lineWidth,2*a.lineWidth,a.lineWidth,2*a.lineWidth])):a.setLineDash([]);a.stroke()}function m(c,b,d){return a.normalize3D(a.crossProduct3D(a.subtract3D(c,
b),a.subtract3D(c,d)))}if(a.loadLib)return a;var b=2*Math.PI,l=lineJoin="round",h,g,p,c,r,k,v,x,u,n,y,w,z,B=function(a,c){Object.assign(this,a);this.space=c;this.projVert=[];this.spaceVertices=[];this.newProjVert=[];this.newSpaceVert=[];"vertex"===this.type?this.draw=f:"face"===this.type?(this.normal=m(this.vertices[0],this.vertices[1],this.vertices[2]),this.draw=d):"text"===this.type?this.draw=e:"edge"===this.type&&(this.draw=q);this.isText&&(this.computeDepth=function(){this.normal={x:0,y:0,z:0};
this.projVert=this.vertices;this.depth=this.vertices[0].z;this.average=this.vertices[0]})};B.prototype.computeDepth=function(c){this.space=c;this.average={x:0,y:0,z:0};this.removeDoubles();this.normal={x:0,y:1,z:0};this.direction={x:1,y:0,z:0};k=0;for(v=this.vertices.length;k<v;k++)this.spaceVertices[k]=c.rotateVertex(this.vertices[k]),this.average.x+=this.spaceVertices[k].x,this.average.y+=this.spaceVertices[k].y,this.average.z+=this.spaceVertices[k].z;this.average=a.scalarProduct3D(this.average,
1/v);this.average_proy=c.project(this.average);this.depth=a.norm3D(a.subtract3D(c.eye,this.average));2<this.vertices.length&&(this.normal=m(this.spaceVertices[0],this.spaceVertices[1],this.spaceVertices[2]));k=0;for(v=this.vertices.length;k<v;k++)this.newSpaceVert[k]=this.spaceVertices[k],this.projVert[k]=this.newProjVert[k]=c.project(this.spaceVertices[k]);2<this.vertices.length&&(this.direction=m(this.projVert[0],this.projVert[1],this.projVert[2]).z);this.minDistanceToEye=Infinity;this.maxDistanceToEye=
-Infinity;this.minx=Infinity;this.maxx=-Infinity;this.miny=Infinity;this.maxy=-Infinity;k=0;for(v=this.vertices.length;k<v;k++)x=a.norm3D(a.subtract3D(this.spaceVertices[k],c.eye)),this.minDistanceToEye=Math.min(this.minDistanceToEye,x),this.maxDistanceToEye=Math.max(this.maxDistanceToEye,x);k=0;for(v=this.vertices.length;k<v;k++)this.minx>this.projVert[k].x&&(this.minx=this.projVert[k].x),this.maxx<this.projVert[k].x&&(this.maxx=this.projVert[k].x),this.miny>this.projVert[k].y&&(this.miny=this.projVert[k].y),
this.maxy<this.projVert[k].y&&(this.maxy=this.projVert[k].y)};B.prototype.removeDoubles=function(){if("edge"!==this.type){r=[];k=0;for(v=this.vertices.length;k<v;k++)(1E-8<Math.abs(this.vertices[k].x-this.vertices[(k+1)%v].x)||1E-8<Math.abs(this.vertices[k].y-this.vertices[(k+1)%v].y)||1E-8<Math.abs(this.vertices[k].z-this.vertices[(k+1)%v].z)||1E-8<Math.abs(this.vertices[k].w-this.vertices[(k+1)%v].w))&&r.push(this.vertices[k]);0===r.length&&r.push(this.vertices[0]);this.vertices=r}};B.prototype.drawText=
function(c,b,d,k,e,n,f,l,r,m,x){h=this.evaluator;c.textNode=b;n=h.eval(this.offset_dist);f=-a.degToRad(h.eval(this.offset_angle));d+=n*Math.cos(f);k+=n*Math.sin(f);c.textNode.pos={x:d,y:k};b.hasContent&&(b.draw(c,e,d,k,!0),p=this.fromPoint?b.textNodes.metrics.w/2:0,g=this.fromPoint?b.textNodes.metrics.h/2:0,b.draw(c,e,d-p,k-g))};B.prototype.splitFace=function(c){if(this.intersects(c)){var b=i2=null,d=ix2=0,k,e;var n=this.vertices;var h=c.vertices;var g=0;for(e=h.length;g<e;g++){var f=this.intersection(h[g],
h[(g+1)%e]);if(null!==f)if(null===b){if(b=f,d=g,2===h.length){i2=b;break}}else if(!a.equals3DEpsilon(f,b,1E-8)){i2=f;ix2=g;break}}if(null!==b&&null!==i2){g=this.isInterior(b)||this.isInterior(i2);var l=k=null;if(!g&&3<=h.length)for(e=0,n=n.length;e<n;e++)if(f=c.intersection(this.vertices[e],this.vertices[(e+1)%n]),null!==f)if(null===k)k=f;else if(!a.equals3DEpsilon(f,k,1E-8)){l=f;break}if(g||null!==k&&null!==l&&c.isInterior(k)&&c.isInterior(l)){l=!0;n=f=null;if(2===h.length)a.equals3DEpsilon(b,h[0],
1E-8)||a.equals3DEpsilon(b,h[1],1E-8)?l=!1:(f=[],f[0]=h[0],f[1]=b,n=[],n[0]=b,n[1]=h[1]);else for(f=[],n=[],g=e=k=0;g<h.length;g++)g<d?f[k++]=h[g]:g==d?(f[k++]=h[g],f[k++]=b,n[e++]=b):g<ix2?n[e++]=h[g]:g==ix2?(n[e++]=h[g],n[e++]=i2,f[k++]=i2):f[k++]=h[g];if(l){b=[];b[0]=new B({vertices:f,type:"face",frontColor:c.frontColor,backColor:c.backColor,edges:c.edges,model:c.model},this.space);b[0].removeDoubles();b[0].normal=c.normal;b[1]=new B({vertices:n,type:"face",frontColor:c.frontColor,backColor:c.backColor,
edges:c.edges,model:c.model},this.space);b[1].removeDoubles();b[1].normal=c.normal;if(2<b[0].vertices.length)return 2<b[1].vertices.length?b:[b[0]];if(2<b[1].vertices.length)return[b[1]]}}}}return[c]};B.prototype.intersects=function(a){return this.intersectsPlane(a)&&a.intersectsPlane(this)};B.prototype.intersectsPlane=function(c){var b=this.vertices;var d=c.vertices;if(0<b.length){var k=a.dotProduct3D(d[0],c.normal);var e=a.dotProduct3D(b[0],c.normal);if(1E-8>Math.abs(k-e))return!0;for(var n=1,h=
b.length;n<h;n++)if(d=a.dotProduct3D(b[n],c.normal),1E-8>Math.abs(k-d)||d>k&&e<k||d<k&&e>k)return!0}return!1};B.prototype.intersection=function(c,b){var d=this.vertices;if(0<d.length){b=a.subtract3D(b,c);var k=a.dotProduct3D(b,this.normal);if(0!==k&&(d=a.dotProduct3D(a.subtract3D(d[0],c),this.normal)/k,-1E-8<d&&1.00000001>d))return a.add3D(c,a.scalarProduct3D(b,d))}return null};B.prototype.isInterior=function(c){var b=this.vertices;if(0<b.length)for(var d=0,k=a.subtract3D(b[0],c),e=0,n=b.length;e<
n;e++){var h=a.subtract3D(b[(e+1)%n],c),g=a.dotProduct3D(a.crossProduct3D(k,h),this.normal);if(1E-8>Math.abs(g)){if(0>a.dotProduct3D(k,h))break}else{if(0>d&&0<g||0<d&&0>g)return!1;k=h;d=g}}return!0};B.prototype.inFrontOf=function(a,c,b){if(this.minDistanceToEye>=c.maxDistanceToEye||this.maxx<=c.minx||this.minx>=c.maxx||this.maxy<=c.miny||this.miny>=c.maxy)return!1;for(w=0;3>w;w++)if(u=null,u=0===w?this.intersections(c):1===w?c.verticesContainedIn(this):this.verticesContainedIn(c),null!=u&&0<u.length){for(z=
0;z<u.length;z++)a.push(u[z]);k=0;for(v=u.length;k<v;k++){n=u[k];y=this.space.rayFromEye(n.x,n.y);try{t=this.distanceToEyeAlong(y)-c.distanceToEyeAlong(y);if(t<=-b)return!0;if(t>=b)return!1}catch(H){}}}return!1};B.prototype.intersections=function(c){for(var b=[],d,k,e,n=new a.R2,h=this.newSpaceVert,g=c.newSpaceVert,f=this.newProjVert,l=c.newProjVert,r=0,p=h.length;r<p;r++){c=h[r];d=h[(r+1)%p];for(var m=0,x=g.length;m<x;m++)k=g[m],e=g[(m+1)%x],c!=k&&c!=e&&d!=k&&d!=e&&(k=n.intersection(f[r],f[(r+1)%
p],l[m],l[(m+1)%x]),null!=k&&b.push(k))}return b};B.prototype.distanceToEyeAlong=function(c){c=a.dotProduct3D(this.normal,c);if(1E-6<Math.abs(c))return a.dotProduct3D(a.subtract3D(this.average,this.space.eye),this.normal)/c;throw new Exception("Face is invisible");};B.prototype.verticesContainedIn=function(a){for(var c=[],b=this.newSpaceVert,d=this.newProjVert,k=0,e=b.length;k<e;k++)!a.isVertex(b[k])&&a.appearsToContain(d[k])&&c.push(d[k]);return c};B.prototype.appearsToContain=function(a){for(var c=
0,b,d=this.newProjVert,k=0,e=this.newSpaceVert.length;k<e;k++){b=(d[k].x-a.x)*(d[(k+1)%e].y-a.y)-(d[(k+1)%e].x-a.x)*(d[k].y-a.y);if(0!=c)if(1E-8>Math.abs(b)){if(1E-8<Math.abs(d[k].x-d[(k+1)%e].x))return Math.min(d[k].x,d[(k+1)%e].x)<=a.x+1E-8&&a.x<=Math.max(d[k].x,d[(k+1)%e].x)+1E-8;if(1E-8<Math.abs(d[k].y-d[(k+1)%e].y))return Math.min(d[k].y,d[(k+1)%e].y)<=a.y+1E-8&&a.y<=Math.max(d[k].y,d[(k+1)%e].y)+1E-8}else if(0<c&&0>b||0>c&&0<b)return!1;c=b}return!0};B.prototype.isVertex=function(c){for(var b=
this.newSpaceVert,d=0,k=b.length;d<k;d++)if(a.equals3DEpsilon(c,b[d],1E-8))return!0;return!1};a.Primitive3D=B;return a}(descartesJS||{});
descartesJS=function(a){function f(a){for(var c=[],b=0,d,e=a.length,h=a.length-1;-1<h;h--)d=a.charAt(h),0==b?"="==d&&(b=1):1==b?" "!=d&&(b="<"===d||">"===d?0:2):2==b&&" "==d&&(c.unshift(a.substring(h+1,e)),e=h,b=0);c.unshift(a.substring(0,e));return c}if(a.loadLib)return a;var d={x:0,y:0,z:0},e,q,m,b,l,h=a.degToRad,g,p=function(c,b){this.parent=c;this.evaluator=c.evaluator;var d=c.evaluator.parser;this.spaceID="E0";this.background=!1;this.type="";this.color=new a.Color("eeffaa");this.backcolor=new a.Color("6090a0");
this.Nu=this.evaluator.parser.parse("7");this.Nv=this.evaluator.parser.parse("7");this.drawif=d.parse("1");this.abs_coord=!1;this.family="";this.family_interval=d.parse("[0,1]");this.family_steps=d.parse("8");this.font="Monospaced,PLAIN,12";this.fixed=!0;this.text="";this.decimals=d.parse("2");this.inirot="(0,0,0)";this.inirotEuler=!1;this.inipos=d.parse("(0,0,0)");this.endrot="(0,0,0)";this.endrotEuler=!1;this.endpos=d.parse("(0,0,0)");this.model="color";Object.assign(this,b);void 0==this.expresion&&
"macro"!=this.type&&(this.expresion=d.parse("(0,0)"));this.space=this.getSpace();this.canvas=this.background?this.space.backCanvas:this.space.canvas;this.ctx=this.canvas.getContext("2d");this.font_str=this.font;this.font=a.convertFont(this.font);this.fontSize=(this.fontSize=this.font.match(/([\d\.]+)px/))?parseFloat(this.fontSize[1]):10;this.font_style=a.getFontStyle(this.font_str.split(",")[1]);if("boolean"===typeof this.bold||"boolean"===typeof this.italics)this.bold&&!this.italics?this.font_style=
"Bold ":!this.bold&&this.italics?this.font_style="Italic ":this.bold&&this.italics?this.font_style="Italic Bold ":this.bold||this.italics||(this.font_style=" ");this.font_family||(this.font_family=this.font_str.split(",")[0]);this.font_family=a.getFontName(this.font_family);"undefined"===typeof this.font_size&&(this.font_size=c.evaluator.parser.parse(this.fontSize.toString()));this.inirot.match("Euler")&&(this.inirot=this.inirot.replace("Euler",""),this.inirotEuler=!0);this.endrot.match("Euler")&&
(this.endrot=this.endrot.replace("Euler",""),this.endrotEuler=!0);this.inirot=d.parse(this.inirot);this.endrot=d.parse(this.endrot);this.inirotM=new a.Matrix4x4;this.inirotM_X=new a.Matrix4x4;this.inirotM_Y=new a.Matrix4x4;this.inirotM_Z=new a.Matrix4x4;this.iniposM=new a.Matrix4x4;this.endrotM=new a.Matrix4x4;this.endrotM_X=new a.Matrix4x4;this.endrotM_Y=new a.Matrix4x4;this.endrotM_Z=new a.Matrix4x4;this.endposM=new a.Matrix4x4};p.prototype.getSpace=function(){for(var a=this.parent.spaces,b,d=0,
e=a.length;d<e;d++)if(b=a[d],b.id==this.spaceID)return b;return a[0]};p.prototype.getFamilyValues=function(){e=this.evaluator;q=e.eval(this.family_interval);this.familyInf=q[0][0];this.familySup=q[0][1];this.fSteps=Math.round(e.eval(this.family_steps));this.family_sep=0<this.fSteps?(this.familySup-this.familyInf)/this.fSteps:0};p.prototype.buildFamilyPrimitives=function(){e=this.evaluator;this.getFamilyValues();m=e.getVariable(this.family);if(0<=this.fSteps)for(var a=0,b=this.fSteps;a<=b;a++)e.setVariable(this.family,
this.familyInf+a*this.family_sep),this.familyValue=this.familyInf+a*this.family_sep,e.eval(this.drawif)&&this.buildPrimitives();e.setVariable(this.family,m)};p.prototype.update=function(){this.primitives=[];this.evaluator.eval(this.drawif)&&(this.family||this.buildPrimitives());this.family&&this.buildFamilyPrimitives()};p.prototype.updateMVMatrix=function(){b=this.evaluator.eval(this.inirot);this.inirotEuler?(this.inirotM=this.inirotM.setIdentity(),this.inirotM=this.inirotM.rotateZ(h(b[0][0])),this.inirotM=
this.inirotM.rotateX(h(b[0][1])),this.inirotM=this.inirotM.rotateZ(h(b[0][2]))):(this.inirotM_X=this.inirotM_X.setIdentity().rotateX(h(b[0][0])),this.inirotM_Y=this.inirotM_Y.setIdentity().rotateY(h(b[0][1])),this.inirotM_Z=this.inirotM_Z.setIdentity().rotateZ(h(b[0][2])));b=this.evaluator.eval(this.inipos);d={x:b[0][0],y:b[0][1],z:b[0][2]};this.iniposM=this.iniposM.setIdentity().translate(d);b=this.evaluator.eval(this.endrot);this.endrotEuler?(this.endrotM=this.endrotM.setIdentity(),this.endrotM=
this.endrotM.rotateZ(h(b[0][0])),this.endrotM=this.endrotM.rotateX(h(b[0][1])),this.endrotM=this.endrotM.rotateZ(h(b[0][2]))):(this.endrotM_X=this.endrotM_X.setIdentity().rotateX(h(b[0][0])),this.endrotM_Y=this.endrotM_Y.setIdentity().rotateY(h(b[0][1])),this.endrotM_Z=this.endrotM_Z.setIdentity().rotateZ(h(b[0][2])));b=this.evaluator.eval(this.endpos);d={x:b[0][0],y:b[0][1],z:b[0][2]};this.endposM=this.endposM.setIdentity().translate(d)};p.prototype.transformVertex=function(a){this.inirotEuler?l=
this.inirotM.multiplyVector4(a):(l=this.inirotM_X.multiplyVector4(a),l=this.inirotM_Y.multiplyVector4(l),l=this.inirotM_Z.multiplyVector4(l));l=this.iniposM.multiplyVector4(l);this.endrotEuler?l=this.endrotM.multiplyVector4(l):(l=this.endrotM_X.multiplyVector4(l),l=this.endrotM_Y.multiplyVector4(l),l=this.endrotM_Z.multiplyVector4(l));l=this.endposM.multiplyVector4(l);this.macroChildren&&(l=this.applyMacroTransform(l));l.adjustDec();return l};p.prototype.applyMacroTransform=function(a){this.macro_inirotEuler?
l=this.macro_inirotM.multiplyVector4(a):(l=this.macro_inirotM_X.multiplyVector4(a),l=this.macro_inirotM_Y.multiplyVector4(l),l=this.macro_inirotM_Z.multiplyVector4(l));l=this.macro_iniposM.multiplyVector4(l);this.macro_endrotEuler?l=this.macro_endrotM.multiplyVector4(l):(l=this.macro_endrotM_X.multiplyVector4(l),l=this.macro_endrotM_Y.multiplyVector4(l),l=this.macro_endrotM_Z.multiplyVector4(l));return l=this.macro_endposM.multiplyVector4(l)};p.prototype.parseExpression=function(){for(var a=this.expresion.split(";"),
b=[],d=0,e=a.length;d<e;d++)""!==a[d].trim()&&(b=b.concat(f(a[d])));d=0;for(e=b.length;d<e;d++)b[d]=this.evaluator.parser.parse(b[d],!0);return b};p.prototype.splitFace=function(a){for(var c=0,b=this.primitives.length;c<b;c++)if(g=[],"face"===this.primitives[c].type){for(var d=0,e=a.primitives.length;d<e;d++)"face"===a.primitives[d].type?g=g.concat(this.primitives[c].splitFace(a.primitives[d])):g.push(a.primitives[d]);a.primitives=g}};a.Graphic3D=p;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f,d,e,q,m,b=function(b,d){return a.Graphic3D.call(this,b,d)||this};$jscomp.inherits(b,a.Graphic3D);b.prototype.buildPrimitives=function(){f=this.evaluator;this.updateMVMatrix();d=f.eval(this.expresion);e=d[0][0];q=d[0][1];m=d[0][2];this.primitives.push(new a.Primitive3D({vertices:[this.transformVertex(new a.Vector4D(e,q,m,1))],type:"vertex",backColor:this.backcolor.getColor(),frontColor:this.color.getColor(),size:f.eval(this.width)}));""!==this.text&&
(this.offset_dist=this.offset_dist||f.parser.parse("10"),this.offset_angle=this.offset_angle||f.parser.parse("270"),this.primitives.push(new a.Primitive3D({vertices:[this.transformVertex(new a.Vector4D(e,q,m,1))],type:"text",fromPoint:!0,frontColor:this.color.getColor(),font_size:this.font_size,font_style:this.font_style,font_family:this.font_family,decimals:f.eval(this.decimals),fixed:this.fixed,evaluator:f,text:new a.TextObject(this,this.text),family:this.family,familyValue:this.familyValue,offset_dist:this.offset_dist,
offset_angle:this.offset_angle},this.space)))};a.Point3D=b;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f,d,e,q,m,b,l,h,g,p=function(c,b){b=a.Graphic3D.call(this,c,b)||this;b.width=b.width||c.evaluator.parser.parse("1");return b};$jscomp.inherits(p,a.Graphic3D);p.prototype.buildPrimitives=function(){h=this.evaluator;this.updateMVMatrix();l=h.getVariable("u");h.setVariable("u",this.Nu);g=h.eval(this.expresion);f=g[0][0];d=g[0][1];e=g[0][2];q=g[1][0];m=g[1][1];b=g[1][2];this.primitives.push(new a.Primitive3D({vertices:[this.transformVertex(new a.Vector4D(f,
d,e,1)),this.transformVertex(new a.Vector4D(q,m,b,1))],type:"edge",lineDash:this.lineDash,frontColor:this.color.getColor(),lineWidth:h.eval(this.width)},this.space));h.setVariable("u",l)};a.Segment3D=p;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f,d,e,q,m,b,l,h,g,p,c,r,k,v,x=function(c,b){b=a.Graphic3D.call(this,c,b)||this;b.parameter=b.parameter||"t";b.parameter_interval=b.parameter_interval||c.evaluator.parser.parse("[0,1]");b.parameter_steps=b.parameter_steps||c.evaluator.parser.parse("8");b.expresion=b.parseExpression();return b};$jscomp.inherits(x,a.Graphic3D);x.prototype.buildPrimitives=function(){f=this.evaluator;this.updateMVMatrix();q=f.getVariable("x");m=f.getVariable("y");b=f.getVariable("z");
d=f.getVariable("u");e=f.getVariable("v");f.setVariable("u",0);f.setVariable("v",0);l=parseInt(f.eval(this.Nu));h=parseInt(f.eval(this.Nv));g=[];for(c=0;c<=l;c++)for(f.setVariable("u",c/l),r=0;r<=h;r++){f.setVariable("v",r/h);k=0;for(v=this.expresion.length;k<v;k++)f.eval(this.expresion[k]);g.push(this.transformVertex(new a.Vector4D(f.getVariable("x"),f.getVariable("y"),f.getVariable("z"),1)))}var x=this.color.getColor(),n=this.backcolor.getColor(),y=this.edges?this.edges.getColor():"";for(c=0;c<
l;c++)for(r=0;r<h;r++)p=[],p.push(g[r+c*h+c]),p.push(g[r+1+c*h+c]),p.push(g[r+2+(c+1)*h+c]),p.push(g[r+1+(c+1)*h+c]),this.primitives.push(new a.Primitive3D({vertices:p,type:"face",frontColor:x,backColor:n,edges:y,model:this.model},this.space));f.setVariable("x",q);f.setVariable("y",m);f.setVariable("z",b);f.setVariable("u",d);f.setVariable("v",e)};a.Surface3D=x;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f,d,e,q,m,b,l,h,g=function(b,c){c=a.Graphic3D.call(this,b,c)||this;c.width=c.width||b.evaluator.parser.parse("1");return c};$jscomp.inherits(g,a.Graphic3D);g.prototype.buildPrimitives=function(){l=this.evaluator;this.updateMVMatrix();h=l.eval(this.expresion);for(var g=this.color.getColor(),c=0,r=h.length-1;c<r;c++)f=h[c][0],d=h[c][1],e=h[c][2],q=h[c+1][0],m=h[c+1][1],b=h[c+1][2],this.primitives.push(new a.Primitive3D({vertices:[this.transformVertex(new a.Vector4D(f,
d,e,1)),this.transformVertex(new a.Vector4D(q,m,b,1))],type:"edge",frontColor:g,lineWidth:l.eval(this.width)},this.space))};a.Polygon3D=g;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f,d,e,q,m,b,l,h=function(b,d){d=a.Graphic3D.call(this,b,d)||this;d.width=d.width||b.evaluator.parser.parse("1");d.expresion=d.parseExpression();return d};$jscomp.inherits(h,a.Graphic3D);h.prototype.buildPrimitives=function(){l=this.evaluator;this.updateMVMatrix();q=l.getVariable("x");m=l.getVariable("y");b=l.getVariable("z");e=l.getVariable("u");l.setVariable("u",0);d=l.eval(this.Nu);f=[];for(var h=0;h<=d;h++){l.setVariable("u",h/d);for(var p=0,c=
this.expresion.length;p<c;p++)l.eval(this.expresion[p]);f.push(this.transformVertex(new a.Vector4D(l.getVariable("x"),l.getVariable("y"),l.getVariable("z"),1)))}h=0;for(p=f.length-1;h<p;h++)this.primitives.push(new a.Primitive3D({vertices:[f[h],f[h+1]],type:"edge",frontColor:this.color.getColor(),lineWidth:l.eval(this.width)},this.space));this.fill&&2<f.length&&this.primitives.push(new a.Primitive3D({vertices:f,type:"face",frontColor:this.fill.getColor(),backColor:this.fill.getColor(),edges:"",model:this.model},
this.space));l.setVariable("x",q);l.setVariable("y",b);l.setVariable("z",m);l.setVariable("u",e)};a.Curve3D=h;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f,d,e,q,m,b,l,h,g,p,c,r=function(c,b){return a.Graphic3D.call(this,c,b)||this};$jscomp.inherits(r,a.Graphic3D);r.prototype.buildPrimitives=function(){p=this.evaluator;this.updateMVMatrix();c=p.eval(this.expresion);f=c[0][0];d=c[0][1];e=c[0][2];q=c[1][0];m=c[1][1];b=c[1][2];l=c[2][0];h=c[2][1];g=c[2][2];var k=this.edges?this.edges.getColor():"";this.primitives.push(new a.Primitive3D({vertices:[this.transformVertex(new a.Vector4D(f,d,e,1)),this.transformVertex(new a.Vector4D(l,
h,g,1)),this.transformVertex(new a.Vector4D(q,m,b,1))],type:"face",frontColor:this.color.getColor(),backColor:this.backcolor.getColor(),edges:k,model:this.model},this.space))};a.Triangle3D=r;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f,d,e,q=function(d,b){return a.Graphic3D.call(this,d,b)||this};$jscomp.inherits(q,a.Graphic3D);q.prototype.buildPrimitives=function(){d=this.evaluator;this.updateMVMatrix();e=d.eval(this.expresion);f=[];for(var m=e.length-1;0<=m;m--)f.push(this.transformVertex(new a.Vector4D(e[m][0],e[m][1],e[m][2],1)));m=this.edges?this.edges.getColor():"";this.primitives.push(new a.Primitive3D({vertices:f,type:"face",frontColor:this.color.getColor(),backColor:this.backcolor.getColor(),
edges:m,model:this.model},this.space))};a.Face3D=q;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f,d,e,q,m,b,l=function(b,d){d=a.Graphic3D.call(this,b,d)||this;d.width=d.width||b.evaluator.parser.parse("2");d.length=d.length||b.evaluator.parser.parse("2");return d};$jscomp.inherits(l,a.Graphic3D);l.prototype.buildPrimitives=function(){b=this.evaluator;this.updateMVMatrix();f=b.eval(this.Nu);d=[this.transformVertex(new a.Vector4D(0,0,0,1))];e=b.eval(this.width)/2;q=b.eval(this.length)/2;m=2*Math.PI/f;for(var h=0;h<f;h++)d.push(this.transformVertex(new a.Vector4D(e*
Math.cos(m*h),q*Math.sin(m*h),0,1)));var g=this.color.getColor(),l=this.backcolor.getColor(),c=this.edges?this.edges.getColor():"";for(h=0;h<f;h++)this.primitives.push(new a.Primitive3D({vertices:[d[0],h+2<=f?d[h+2]:d[1],d[h+1]],type:"face",frontColor:g,backColor:l,edges:c,model:this.model},this.space))};a.Polireg3D=l;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f,d,e,q,m=function(b,d){return a.Graphic3D.call(this,b,d)||this};$jscomp.inherits(m,a.Graphic3D);m.prototype.buildPrimitives=function(){f=this.evaluator;d=f.eval(this.expresion);e=d[0][0];q=d[0][1];this.primitives.push(new a.Primitive3D({vertices:[new a.Vector4D(e,q,0,1)],type:"text",frontColor:this.color.getColor(),font_size:this.font_size,font_style:this.font_style,font_family:this.font_family,decimals:f.eval(this.decimals),fixed:this.fixed,displace:0,
isText:!0,evaluator:f,text:new a.TextObject(this,this.text),family:this.family,familyValue:this.familyValue},this.space))};a.Text3D=m;return a}(descartesJS||{});
descartesJS=function(a,f){if(a.loadLib)return a;var d=new String("-point-segment-polygon-curve-triangle-face-polireg-surface-text-cube-box-tetrahedron-octahedron-sphere-dodecahedron-icosahedron-ellipsoid-cone-cylinder-torus-mesh-macro-"),e=/[\w\.\-//]*(\.png|\.jpg|\.gif|\.svg)/gi,q,m,b=0,l=function(h,g){var l=a.Graphic.call(this,h,g)||this;l.expresion=l.expresion||void 0;l.inirot=l.inirot||"(0,0,0)";l.inirotEuler=l.inirotEuler||!1;l.inipos=l.inipos||h.evaluator.parser.parse("(0,0,0)");l.endrot=l.endrot||
"(0,0,0)";l.endrotEuler=l.endrotEuler||!1;l.endpos=l.endpos||h.evaluator.parser.parse("(0,0,0)");l.name=l.name||"_descartes_empty_name_"+b++;Object.assign(l,g);l.inirot.match("Euler")&&(l.inirot=l.inirot.replace("Euler",""),l.inirotEuler=!0);l.endrot.match("Euler")&&(l.endrot=l.endrot.replace("Euler",""),l.endrotEuler=!0);l.inirot=l.evaluator.parser.parse(l.inirot);l.endrot=l.evaluator.parser.parse(l.endrot);l.inirotM=new a.Matrix4x4;l.inirotM_X=new a.Matrix4x4;l.inirotM_Y=new a.Matrix4x4;l.inirotM_Z=
new a.Matrix4x4;l.iniposM=new a.Matrix4x4;l.endrotM=new a.Matrix4x4;l.endrotM_X=new a.Matrix4x4;l.endrotM_Y=new a.Matrix4x4;l.endrotM_Z=new a.Matrix4x4;l.endposM=new a.Matrix4x4;l.graphics=[];h=h.lessonParser;var c=new a.Tokenizer;if(void 0==l.expresion)return l;"'"!==l.expresion.charAt(0)&&(l.expresion="'"+l.expresion+"'");l.expresion=l.evaluator.parser.parse(l.expresion);g=l.evaluator.eval(l.expresion);if(g)var r=(r=document.getElementById(g))&&"descartes/macro"==r.type?r.text:a.openExternalFile(g);
if(r){var k=a.convertHTMLEntities(r).replace(/\r/g,"").split("\n");r=[];g=0;for(var m=k.length;g<m;g++){var x=k[g].indexOf("=");if(-1!==x){x=h.split(k[g]);for(var u=0,n=x.length;u<n;u++)if(x[u]&&1<x.length&&("id"===f[x[u][0]]||"type"===f[x[u][0]])){r.push(x);break}}}g=0;for(m=r.length;g<m;g++){n=(u=r[g]||[],u[0])&&"id"===u[0][0];var q=!1;k=0;for(x=u.length;k<x;k++){var w=u[k][0].indexOf(".");-1===w||n?w=f[u[k][0]]:(w=f[u[k][0].substring(w+1)],u[k][0]=l.name+"."+u[k][0]);"type"===w&&"surface"===f[u[k][1]]&&
(q=!0);if(!("font"===w||"font_family"===w||("fill"===w||"color"===w||"backcolor"===w||"arrow"===w)&&"("!==u[k][1].charAt(0)||"file"===w&&u[k][1].match(e)||"id"!==w&&void 0!==f[u[k][1]]||q&&"expresion"===w)||"width"===w||"height"===w||"length"===w)if("text"==w)if(u[k][1].match(/\{\\rtf1/)){w=u[k][1];var z=l;var B=function(b,d){d=c.tokenize(d.replace(/&squot;/g,"'"));for(var k=0,e=d.length;k<e;k++)"identifier"!=d[k].type||a.reservedIds.match("-"+d[k].value+"-")||(d[k].value=z.name+"."+d[k].value);return(b.match(/^\\expr/)?
"\\expr ":"\\decimals ")+c.flatTokens(d)};w=w.replace(/\\expr ([a-zA-Z_0-9\u00C0-\u021B+*/%|&^#!?:()><.'\+\-]*)/gi,B);w=w.replace(/\\decimals ([a-zA-Z_0-9\u00C0-\u021B+*/%|&^#!?:()><.'\+\-]*)/gi,B);u[k][1]=w}else{B=h.parseText(u[k][1]).textElementsMacros;for(var E=0,J=B.length;E<J;E++){w=c.tokenize(B[E].replace(/&squot;/g,"'"));for(var G=0,H=w.length;G<H;G++)"identifier"!==w[G].type||a.reservedIds.match("-"+w[G].value+"-")||(w[G].value=l.name+"."+w[G].value);w=c.flatTokens(w).replace(/&squot;/g,"'").replace(/'\+\(/g,
"[").replace(/\)\+'/g,"]");B[E]=w.substring(1,w.length-1)}u[k][1]=B.join("")}else{B=u[k][1].replace(/&squot;/g,"'").split(";");E=0;for(J=B.length;E<J;E++){w=c.tokenize(B[E].replace(/\\n/g,";"));G=0;for(H=w.length;G<H;G++)"identifier"!==w[G].type||a.reservedIds.match("-"+w[G].value+"-")||(w[G].value=l.name+"."+w[G].value);B[E]=c.flatTokens(w)}u[k][1]=B.join(";")}}}g=0;for(m=r.length;g<m;g++)if(r[g][0]){u="";n=!1;k=0;for(x=r[g].length;k<x;k++)"type"===f[r[g][k][0]]&&d.match("-"+f[r[g][k][1]]+"-")&&
(n=!0),u=u+r[g][k][0]+"='"+r[g][k][1]+"' ";r[g]=u+(n?" space='"+l.spaceID+"'":"");n?l.graphics.push(h.parse3DGraphic(r[g],l.abs_coord,l.background,l.inirot)):h.parseAuxiliar(r[g])}}g=0;for(m=l.graphics.length;g<m;g++)l.graphics[g].macroChildren=!0;return l};$jscomp.inherits(l,a.Graphic);l.prototype.buildFamilyPrimitives=function(){evaluator=this.evaluator;this.getFamilyValues();var a=evaluator.getVariable(this.family);if(0<=this.fSteps)for(var b=0,d=this.fSteps;b<=d;b++)evaluator.setVariable(this.family,
this.familyInf+b*this.family_sep),this.familyValue=this.familyInf+b*this.family_sep,evaluator.eval(this.drawif)&&this.updateMacro();evaluator.setVariable(this.family,a)};l.prototype.update=function(){this.primitives=[];this.evaluator.eval(this.drawif)&&(this.family||this.updateMacro());this.family&&this.buildFamilyPrimitives()};l.prototype.updateMacro=function(){this.updateTransformation();if(this.inipos){var a=this.evaluator.eval(this.inipos);this.iniPosX=a[0][0];this.iniPosY=a[0][1]}a=0;for(var b=
this.graphics.length;a<b;a++)q=this.graphics[a],q.macro_inirotEuler=this.inirotEuler,q.macro_inirotM=this.inirotM,q.macro_inirotM_X=this.inirotM_X,q.macro_inirotM_Y=this.inirotM_Y,q.macro_inirotM_Z=this.inirotM_Z,q.macro_iniposM=this.iniposM,q.macro_endrotEuler=this.endrotEuler,q.macro_endrotM=this.endrotM,q.macro_endrotM_X=this.endrotM_X,q.macro_endrotM_Y=this.endrotM_Y,q.macro_endrotM_Z=this.endrotM_Z,q.macro_endposM=this.endposM,q.update();a=0;for(b=this.graphics.length;a<b;a++){q=this.graphics[a];
if(q.split||this.split)for(var d=a+1;d<b;d++)m=this.graphics[d],(m.split||this.split)&&q.splitFace(m);this.primitives=this.primitives.concat(q.primitives||[])}};l.prototype.updateTransformation=function(){tmpExpr=this.evaluator.eval(this.inirot);this.inirotEuler?(this.inirotM=this.inirotM.setIdentity(),this.inirotM=this.inirotM.rotateZ(a.degToRad(tmpExpr[0][0])),this.inirotM=this.inirotM.rotateX(a.degToRad(tmpExpr[0][1])),this.inirotM=this.inirotM.rotateZ(a.degToRad(tmpExpr[0][2]))):(this.inirotM_X=
this.inirotM_X.setIdentity().rotateX(a.degToRad(tmpExpr[0][0])),this.inirotM_Y=this.inirotM_Y.setIdentity().rotateY(a.degToRad(tmpExpr[0][1])),this.inirotM_Z=this.inirotM_Z.setIdentity().rotateZ(a.degToRad(tmpExpr[0][2])));tmpExpr=this.evaluator.eval(this.inipos);translate={x:tmpExpr[0][0],y:tmpExpr[0][1],z:tmpExpr[0][2]};this.iniposM=this.iniposM.setIdentity().translate(translate);tmpExpr=this.evaluator.eval(this.endrot);this.endrotEuler?(this.endrotM=this.endrotM.setIdentity(),this.endrotM=this.endrotM.rotateZ(a.degToRad(tmpExpr[0][0])),
this.endrotM=this.endrotM.rotateX(a.degToRad(tmpExpr[0][1])),this.endrotM=this.endrotM.rotateZ(a.degToRad(tmpExpr[0][2]))):(this.endrotM_X=this.endrotM_X.setIdentity().rotateX(a.degToRad(tmpExpr[0][0])),this.endrotM_Y=this.endrotM_Y.setIdentity().rotateY(a.degToRad(tmpExpr[0][1])),this.endrotM_Z=this.endrotM_Z.setIdentity().rotateZ(a.degToRad(tmpExpr[0][2])));tmpExpr=this.evaluator.eval(this.endpos);translate={x:tmpExpr[0][0],y:tmpExpr[0][1],z:tmpExpr[0][2]};this.endposM=this.endposM.setIdentity().translate(translate)};
l.prototype.drawAux=function(a){};a.Macro3D=l;return a}(descartesJS||{},babel);
descartesJS=function(a){function f(a,c,b,k,e){d.call(this,a/u,a/u,a/u,k,e)}function d(a,c,b,d,k){a/=2;c/=2;b/=2;this.changeGeometry(a,c,b,d,k)||(this.vertices=[new n(a,b,c,1),new n(a,-b,c,1),new n(a,b,-c,1),new n(a,-b,-c,1),new n(-a,b,c,1),new n(-a,-b,c,1),new n(-a,b,-c,1),new n(-a,-b,-c,1)],this.faces=[[2,3,1,0],[1,5,4,0],[5,7,6,4],[6,7,3,2],[4,6,2,0],[3,7,5,1]],this.updateValues(a,c,b,d,k))}function e(a,c,b,d,k){a/=2;if(!this.changeGeometry(a,c,b,d,k)){var e=2*Math.PI/3,h=2*a*Math.sqrt(2)/3,f=-a/
3,g=h*Math.cos(e)+0*Math.sin(e);e=-h*Math.sin(e)+0*Math.cos(e);this.vertices=[new n(0,0,a,1),new n(g,e,f,1),new n(g,-e,f,1),new n(h,0,f,1)];this.faces=[[1,3,2],[0,1,2],[0,2,3],[0,3,1]];this.updateValues(a,c,b,d,k)}}function q(a,c,b,d,k){a/=2;this.changeGeometry(a,c,b,d,k)||(this.vertices=[new n(0,0,a,1),new n(a,0,0,1),new n(-a,0,0,1),new n(0,a,0,1),new n(0,-a,0,1),new n(0,0,-a,1)],this.faces=[[3,1,0],[2,3,0],[1,4,0],[4,2,0],[1,3,5],[3,2,5],[4,1,5],[2,4,5]],this.updateValues(a,c,b,d,k))}function m(c,
b,d,k,e){c/=Math.PI;if(!this.changeGeometry(c,b,d,k,e)){I=c/1.6180339887;C=1.6180339887*c;this.vertices=[new n(c,c,c,1),new n(c,c,-c,1),new n(c,-c,c,1),new n(c,-c,-c,1),new n(-c,c,c,1),new n(-c,c,-c,1),new n(-c,-c,c,1),new n(-c,-c,-c,1),new n(0,I,C,1),new n(0,I,-C,1),new n(0,-I,C,1),new n(0,-I,-C,1),new n(I,C,0,1),new n(I,-C,0,1),new n(-I,C,0,1),new n(-I,-C,0,1),new n(C,0,I,1),new n(C,0,-I,1),new n(-C,0,I,1),new n(-C,0,-I,1)];M=(new a.Matrix4x4).setIdentity().rotateY(-v/6);F=0;for(D=this.vertices.length;F<
D;F++)this.vertices[F]=M.multiplyVector4(this.vertices[F]);this.faces=[[0,16,2,10,8],[12,1,17,16,0],[8,4,14,12,0],[2,16,17,3,13],[13,15,6,10,2],[6,18,4,8,10],[3,17,1,9,11],[13,3,11,7,15],[1,12,14,5,9],[11,9,5,19,7],[5,14,4,18,19],[6,15,7,19,18]];this.updateValues(c,b,d,k,e)}}function b(c,b,d,k,e){c/=3.8;if(!this.changeGeometry(c,b,d,k,e)){C=1.6180339887*c;this.vertices=[new n(0,c,C,1),new n(0,c,-C,1),new n(0,-c,C,1),new n(0,-c,-C,1),new n(c,C,0,1),new n(c,-C,0,1),new n(-c,C,0,1),new n(-c,-C,0,1),
new n(C,0,c,1),new n(C,0,-c,1),new n(-C,0,c,1),new n(-C,0,-c,1)];this.faces=[[10,0,2],[0,8,2],[8,5,2],[5,7,2],[7,10,2],[6,0,10],[11,6,10],[7,11,10],[7,3,11],[5,3,7],[9,3,5],[8,9,5],[4,9,8],[0,4,8],[6,4,0],[11,3,1],[6,11,1],[4,6,1],[9,4,1],[3,9,1]];M=(new a.Matrix4x4).setIdentity().rotateY(-1.0285);F=0;for(D=this.vertices.length;F<D;F++)this.vertices[F]=M.multiplyVector4(this.vertices[F]);this.updateValues(c,b,d,k,e)}}function l(a,c,b,d,e){a/=2;this.isSphere?b=c=a:(c/=2,b/=2);if(!this.changeGeometry(a,
c,b,d,e)){this.vertices=[new n(0,0,c,1)];for(F=1;F<d;F++)for(G=F*v/d,K=0;K<e;K++)J=K*x/e,z=a*r(G)*k(J),B=b*r(G)*r(J),E=c*k(G),this.vertices.push(new n(z,B,E,1));this.vertices.push(new n(0,0,-c,1));this.faces=[];for(F=0;F<e;F++)this.faces.push([0,(F+1)%e+1,F%e+1]);for(F=1;F<d-1;F++)for(K=0;K<e;K++)this.faces.push([K+1+(F-1)*e,(K+1)%e+1+(F-1)*e,(K+1)%e+1+F*e,K+1+F*e]);for(F=0;F<e;F++)this.faces.push([this.vertices.length-1,this.vertices.length-1-e+F,this.vertices.length-1-e+(F+1)%e]);this.updateValues(a,
c,b,d,e)}}function h(a,c,b,d,e){a/=2;c/=2;b/=2;if(!this.changeGeometry(a,c,b,d,e)){this.vertices=[];for(F=0;F<e;F++)for(K=0;K<d;K++)z=a*(e-F)/e*k(K*x/d),B=b*(e-F)/e*r(K*x/d),E=c-2*F*c/e,this.vertices.push(new n(z,B,E,1));this.vertices.push(new n(0,0,-c,1));this.faces=[];for(F=0;F<e-1;F++)for(K=0;K<d;K++)this.faces.push([K+F*d,(K+1)%d+F*d,(K+1)%d+(F+1)*d,K+(F+1)*d]);for(F=0;F<d;F++)this.faces.push([this.vertices.length-1,this.vertices.length-1-d+F,this.vertices.length-1-d+(F+1)%d]);this.updateValues(a,
c,b,d,e)}}function g(a,c,b,d,e){a/=2;c/=2;b/=2;if(!this.changeGeometry(a,c,b,d,e)){this.vertices=[];for(F=0;F<e+1;F++)for(K=0;K<d;K++)z=a*k(K*x/d),B=b*r(K*x/d),E=c-2*F*c/e,this.vertices.push(new n(z,B,E,1));this.faces=[];for(F=0;F<e;F++)for(K=0;K<d;K++)this.faces.push([K+F*d,(K+1)%d+F*d,(K+1)%d+(F+1)*d,K+(F+1)*d]);this.updateValues(a,c,b,d,e)}}function p(a,c,b,d,e){a/=2;c/=2;b/=2;H=y.eval(this.R);A=y.eval(this.r);if(!this.changeGeometry(a,c,b,d,e)){this.vertices=[];for(F=0;F<e+1;F++)for(K=0;K<d;K++)z=
-(H+A*r(x*K/d))*r(x*F/e),B=(H+A*r(x*K/d))*k(x*F/e),E=A*k(x*K/d),this.vertices.push(new n(z,B,E,1));this.faces=[];for(F=0;F<e;F++)for(K=0;K<d;K++)this.faces.push([K+F*d,K+(F+1)*d,(K+1)%d+(F+1)*d,(K+1)%d+F*d]);this.updateValues(a,c,b,d,e)}}function c(){this.vertices=[];this.faces=[];F=0;for(D=this.fileData.length;F<D;F++)N=this.fileData[F],N.match(/^V\(/)?(O=N.substring(2,N.length-1).split(",").map(parseFloats),this.vertices.push(new n(O[0]||0,O[1]||0,O[2]||0,1))):N.match(/^F\(/)&&(O=N.substring(2,
N.length-1).split(",").map(parseInt),this.faces.push(O.reverse()))}if(a.loadLib)return a;var r=Math.sin,k=Math.cos,v=Math.PI,x=2*v,u=Math.sqrt(3),n,y,w,z,B,E,J,G,H,A,I,C,M,N,O,F,D,K,L,P=function(k,r){r=a.Graphic3D.call(this,k,r)||this;r.width=r.width||k.evaluator.parser.parse("2");r.height=r.height||k.evaluator.parser.parse("2");r.length=r.length||k.evaluator.parser.parse("2");r.R=r.R||k.evaluator.parser.parse("2");r.r=r.r||k.evaluator.parser.parse("1");n=a.Vector4D;switch(r.subType){case "cube":r.buildGeometry=
f;break;case "box":r.buildGeometry=d;break;case "tetrahedron":r.buildGeometry=e;break;case "octahedron":r.buildGeometry=q;break;case "sphere":r.isSphere=!0;case "ellipsoid":r.buildGeometry=l;break;case "dodecahedron":r.buildGeometry=m;break;case "icosahedron":r.buildGeometry=b;break;case "cone":r.buildGeometry=h;break;case "cylinder":r.buildGeometry=g;break;case "torus":r.buildGeometry=p;break;case "mesh":r.fileData=a.openExternalFile(r.evaluator.eval(r.file)).split(/\r/),r.buildGeometry=c}return r};
$jscomp.inherits(P,a.Graphic3D);P.prototype.buildPrimitives=function(){y=this.evaluator;this.updateMVMatrix();this.buildGeometry(y.eval(this.width),y.eval(this.height),y.eval(this.length),y.eval(this.Nu),y.eval(this.Nv));var c=this.color.getColor(),b=this.backcolor.getColor(),d=this.edges?this.edges.getColor():"";F=0;for(D=this.faces.length;F<D;F++){w=[];K=0;for(L=this.faces[F].length;K<L;K++)w.push(this.transformVertex(this.vertices[this.faces[F][K]]));this.primitives.push(new a.Primitive3D({vertices:w,
type:"face",frontColor:c,backColor:b,edges:d,model:this.model},this.space))}};P.prototype.changeGeometry=function(a,c,b,d,k){return this.oldWidth===a&&this.oldHeight===c&&this.oldLength===b&&this.oldNu===d&&this.oldNv===k};P.prototype.updateValues=function(a,c,b,d,k){this.oldWidth=a;this.oldHeight=c;this.oldLength=b;this.oldNv=k;this.oldNu=d};a.OtherGeometry3D=P;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=Math.max,d=Math.min,e=Math.PI,q=Math.cos,m=Math.sin,b=Math.abs,l=Math.round,h,g,p,c,r,k,v,x,u,n,y,w,z,B,E,J,G,H,A=function(a,c){this.x=void 0===a?0:a;this.y=void 0===c?0:c};A.prototype.set=function(a,c){this.x=void 0===a?0:a;this.y=void 0===c?0:c;return this};A.prototype.copy=function(){return new A(this.x,this.y)};A.prototype.ix=function(){return l(f(d(this.x,32E3),-32E3))};A.prototype.iy=function(){return l(f(d(this.y,32E3),-32E3))};A.prototype.equals=
function(a){return this.x===a.x&&this.y===a.y};A.prototype.norm2=function(){return this.x*this.x+this.y*this.y};A.prototype.norm=function(){return Math.sqrt(this.norm2())};A.prototype.distance=function(a){g=this.copy();g.sub(a);return g.norm()};A.prototype.dot=function(a){return this.x*a.x+this.y*a.y};A.prototype.det=function(a){return this.x*a.y-this.y*a.x};A.prototype.mul=function(a){this.x*=a;this.y*=a};A.prototype.div=function(a){this.x/=a;this.y/=a};A.prototype.add=function(a){this.x+=a.x;this.y+=
a.y};A.prototype.sub=function(a){this.x-=a.x;this.y-=a.y};A.prototype.normalize=function(){h=this.norm();0!=h&&this.div(h)};A.prototype.rotR90=function(){h=this.x;this.x=this.y;this.y=-h};A.prototype.rotL90=function(){h=this.x;this.x=-this.y;this.y=h};A.prototype.rot=function(a){p=this.copy();k=q(a);v=m(a);this.x=p.x*k-p.y*v;this.y=p.x*v+p.y*k};A.prototype.rot2=function(a){this.rot(a*e/180)};A.prototype.intersection=function(a,k,e,h){x=k.x-a.x;u=e.x-h.x;n=e.x-a.x;y=k.y-a.y;w=e.y-h.y;z=e.y-a.y;H=x*
w-u*y;return 1E-6<b(H)?(c=(n*w-z*u)/H,r=(-n*y+z*x)/H,0<=c&&1>=c&&0<=r&&1>=r?new A(a.x+x*c,a.y+y*c):null):(k.x-e.x)*z!=(k.y-e.y)*n?null:a.x!=k.x?(B=d(a.x,k.x),E=f(a.x,k.x),B<=e.x&&e.x<=E?e:B<=h.x&&h.x<=E?h:null):e.x!=h.x?(J=d(e.x,h.x),G=f(e.x,h.x),J<=a.x&&a.x<=G?a:J<=k.x&&k.x<=G?k:null):a.y!=k.y?(B=d(a.y,k.y),E=f(a.y,k.y),B<=e.y&&e.y<=E?e:B<=h.y&&h.y<=E?h:null):e.y!=h.y?(J=d(e.y,h.y),G=f(e.y,h.y),J<=a.y&&a.y<=G?a:J<=k.y&&k.y<=G?k:null):a.x==e.x&&a.y==e.y?a:null};a.R2=A;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f,d,e,q,m,b,l,h,g,p=function(c,d){this.evaluator=c;this.constraint=d;if("=="==this.constraint.value||"<"==this.constraint.value||"<="==this.constraint.value||">"==this.constraint.value||">="==this.constraint.value)this.sign="<"==this.constraint.value||"<="==this.constraint.value?"menor":">"==this.constraint.value||">="==this.constraint.value?"mayor":"igual",this.constraint=this.constraint.equalToMinus(),this.constraint=this.constraint.childs[0];b=
new a.R2(0,0);m=new a.R2(0,0);g=new a.R2(0,0)};p.prototype.getUnitNormal=function(){this.normal.normalize();return g.set(this.normal.x,this.normal.y)};p.prototype.gradient=function(a){f=this.evaluator;b.x=0;b.y=0;l=f.getVariable("x");h=f.getVariable("y");f.setVariable("x",a.x);f.setVariable("y",a.y);this.f0=f.eval(this.constraint);f.setVariable("x",f.getVariable("x")+1E-6);d=f.eval(this.constraint);b.x=(d-this.f0)/1E-6;b.x=isNaN(b.x)?Infinity:b.x;f.setVariable("x",f.getVariable("x")-1E-6);f.setVariable("y",
f.getVariable("y")+1E-6);d=f.eval(this.constraint);b.y=(d-this.f0)/1E-6;b.y=isNaN(b.y)?Infinity:b.y;f.setVariable("x",l);f.setVariable("y",h);return b};p.prototype.findZero=function(a,b,d){f=this.evaluator;m.x=a.x;m.y=a.y;l=f.getVariable("x");h=f.getVariable("y");f.setVariable("x",a.x);f.setVariable("y",a.y);this.f0=f.eval(this.constraint);if("menor"===this.sign&&0>=this.f0||"mayor"===this.sign&&0<=this.f0)return m;f.setVariable("x",l);f.setVariable("y",h);for(var c=0;16>c;c++)if(e=m.x,q=m.y,this.normal=
this.gradient(m),0!=this.normal.norm2()&&this.normal.mul(-this.f0/this.normal.norm2()),m.x=e+this.normal.x,m.y=q+this.normal.y,this.normal.norm()<b)return 0===this.normal.x&&0===this.normal.y&&(this.normal.x=m.x-a.x,this.normal.y=m.y-a.y),m;return d?m:null};a.R2Newton=p;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=function(a,e){this.x=a;this.y=e};f.prototype.vectorLength=function(){return Math.sqrt(this.x*this.x+this.y*this.y)};f.prototype.dotProduct=function(a){return this.x*a.x+this.y*a.y};f.prototype.angleBetweenVectors=function(a){return Math.acos(this.dotProduct(a)/(this.vectorLength()*a.vectorLength()))};f.AXIS_X=new f(1,0);f.AXIS_Y=new f(0,1);a.Vector2D=f;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=Math.floor,d=Math.round,e,q,m,b,l,h,g,p,c,r,k,v,x,u=function(c,b){this.parent=c;this.evaluator=c.evaluator;var k=this.parser=c.evaluator.parser;this.id="GraphicControl"!==b.type?"C":"G";this.gui=this.type="";this.region="south";this.y=this.x=0;this.w="Video"!==b.type?100:350;this.h="Video"!==b.type?23:120;"GraphicControl"!==b.type&&"Audio"!==b.type&&"Video"!==b.type?"TextArea"!==b.type?this.expresion=k.parse("(0,0,100,23)"):(this.expresion=k.parse("(0,0,300,200)"),
this.w=300,this.h=200):this.expresion=k.parse("(0,0)");this.fixed=2!=this.parent.version?!1:!0;this.visible=!0;this.color=new a.Color(4>this.parent.version?"000000":"222222");this.colorInt=new a.Color("GraphicControl"!==b.type?"f0f8ff":"cc0022");this.font_size=4>this.parent.version?-1:k.parse("12");this.cID=this.msg_pos=this.Explanation=this.tooltip=this.parameter=this.action=this.underlined=this.italics=this.bold="";this.parameterFont=this.tooltipFont=this.ExplanationFont="Monospace 12px";this.drawif=
k.parse("1");this.activeif=k.parse("1");this.valueExpr=k.parse("0");this.decimals=k.parse("2");this.min=k.parse("-Infinity");this.max=k.parse("Infinity");this.incr=k.parse("0.1");this.exponentialif=this.discrete=!1;this.zIndex=-1;Object.assign(this,b);"Video"!==this.type&&"Audio"!==this.type||"interior"===this.region||(this.region="interior");void 0==this.name&&(this.name=2==this.parent.version?this.id:"_nada_");this.name="_._"==this.name||"_nada_"==this.name||"_void_"==this.name?"":this.name;b=this.evaluator.eval(this.expresion);
this.x=d(b[0][0]);this.y=d(b[0][1]);4==b[0].length&&(this.w=d(b[0][2]),this.h=d(b[0][3]));this.actionExec=c.lessonParser.parseAction(this)};u.prototype.init=function(){};u.prototype.update=function(){};u.prototype.draw=function(){};u.prototype.getContainer=function(){var a=this.parent.spaces;if("interior"===this.region)for(var c=0,b=a.length;c<b;c++){var d=a[c];if(d.id===this.spaceID)return d.addCtr(this),this.zIndex=d.zIndex,this.space=d,d.numericalControlContainer}else{if("external"===this.region)return this.parent.externalSpace.addCtr(this),
this.parent.externalSpace.container;if("scenario"===this.region)return this.cID?(this.expresion=this.evaluator.parser.parse("(0,-1000,"+this.w+","+this.h+")"),this.parent.stage.stageSpace.addCtr(this),this.zIndex=this.parent.stage.stageSpace.zIndex,this.parent.stage.stageSpace.numericalControlContainer):this.parent.externalSpace.container;if(/north|south|east|west/.test(this.region))return this.parent[this.region+"Space"].controls.push(this),this.parent[this.region+"Space"].container}a[0].addCtr(this);
this.zIndex=a[0].zIndex;return a[0].numericalControlContainer};u.prototype.addControlContainer=function(a){var c=this.getContainer();c.childNodes[0]?c.insertBefore(a,c.childNodes[0]):c.appendChild(a)};u.prototype.updatePositionAndSize=function(){m=b=l=h=!1;g=this.evaluator.eval(this.expresion);p=d(g[0][0]);m=d(this.x)!==p;this.x=p;p=d(g[0][1]);b=d(this.y)!==p;this.y=p;4===g[0].length&&(p=d(g[0][2]),l=d(this.w)!==p,this.w=p,p=d(g[0][3]),h=d(this.h)!==p,this.h=p);if(l||h||m||b)this.init(!0),this.draw()};
u.prototype.formatOutputValue=function(a){x=this.parent;c=a+"";r=this.evaluator.eval(this.decimals);k=c.indexOf(".");-1!=k&&(v=c.substring(k+1),v.length>r&&(c=parseFloat(c).toFixed(r)));this.fixed&&(2!==x.version||2===x.version&&!this.exponentialif)&&(c=parseFloat(a).toFixed(r));this.exponentialif&&0!=parseFloat(c)&&(c=this.fixed&&2!==x.version?parseFloat(c).toExponential(r):parseFloat(c).toExponential(),c=c.toUpperCase().replace("+",""));return c.replace(".",x.decimal_symbol)};u.prototype.updateAndExecAction=
function(){this.parent.updateControls();"init"===this.action&&(this.click=!1);this.actionExec.execute();this.parent.updateControls();"animate"!==this.action&&this.parent.update();this.parent.updateControls()};u.prototype.createGradient=function(a,c){this.linearGradient=this.ctx.createLinearGradient(0,0,0,c);e=c*c;for(a=0;a<c;a++)q=f(a-35*c/100),this.linearGradient.addColorStop(a/c,"rgba(0,0,0,"+q*q*192/e/255+")")};a.Control=u;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=Math.floor,d=Math.abs,e=/[\w\.\-//]*(\.gif)/gi,q,m,b,l,h,g,p,c,r,k,v,x,u,n,y,w,z,B,E,J,G,H,A,I,C,M,N,O,F,D,K,L=function(c,b){var d=a.Control.call(this,c,b)||this;d.imageSrc=b.imageSrc||"";d.image=b.image||new Image;d.imageOver=b.imageOver||new Image;d.imageDown=b.imageDown||new Image;d.flat=b.flat||!1;d.borderColor=b.borderColor||!1;d.text_align=b.text_align||"center_center";d.image_align=b.image_align||"center_center";d.font_family=a.getFontName(b.font_family||
"arial");d.ratio=c.ratio;-1===d.font_size&&(d.fontSizeNotSet=!0);d.borderColor&&(d.borderColor=new a.Color(d.borderColor));d.text_align=d.text_align.split("_");d.image_align=d.image_align.split("_");d.name.match(/^\[.*\]?/)?d.name=d.parser.parse(d.name.substring(1,d.name.length-1)):d.name=d.parser.parse("'"+d.name+"'");d.classContainer=d.cssClass?" "+d.cssClass+" ":"";if(d.imageSrc.trim().match("^_STYLE_")){d.customStyle=!0;d.btnStyle=[];d.conStyle=[];d.conStyle.textBorder=3;c=d.imageSrc.trim().substring(8).split("|");
for(var k,e=0,h=c.length;e<h;e++)b=c[e],k=b.match(/rgb/g),b.match("class=")?d.classContainer=" "+b.substring(6):b.match("border=")?(d.btnStyle.push({type:"border-style",value:"solid"}),d.btnStyle.push({type:"border-width",value:b.substring(7).trim()+"px"})):b.match("borderRadius=")?(d.btnStyle.push({type:"border-radius",value:b.substring(13).trim()+"px"}),d.conStyle.push({type:"border-radius",value:b.substring(13).trim()+"px"})):b.match("borderColor=")?d.btnStyle.push({type:"border-color",value:(k?
"":"#")+b.substring(12).trim()}):b.match("overColor=")?d.conStyle.overColor=(k?"":"#")+b.substring(10).trim():b.match("downColor=")?d.conStyle.downColor=(k?"":"#")+b.substring(10).trim():b.match("font=")?d.conStyle.font=b.substring(5).trim().toLowerCase():b.match("inactiveColor=")?d.conStyle.inactiveColor=(k?"":"#")+b.substring(14).trim():b.match("inactiveColorBorder=")?d.conStyle.inactiveColorBorder=(k?"":"#")+b.substring(20).trim():b.match("shadowTextBlur=")?d.conStyle.shadowTextBlur=parseFloat(b.substring(15).trim()):
b.match("shadowTextOffsetX=")?d.conStyle.shadowTextOffsetX=parseFloat(b.substring(18).trim()):b.match("shadowTextOffsetY=")?d.conStyle.shadowTextOffsetY=parseFloat(b.substring(18).trim()):b.match("shadowTextColor=")?d.conStyle.shadowTextColor=(k?"":"#")+b.substring(16).trim():b.match("shadowBoxBlur=")?d.conStyle.shadowBoxBlur=parseFloat(b.substring(14).trim()):b.match("shadowBoxOffsetX=")?d.conStyle.shadowBoxOffsetX=parseFloat(b.substring(17).trim()):b.match("shadowBoxOffsetY=")?d.conStyle.shadowBoxOffsetY=
parseFloat(b.substring(17).trim()):b.match("shadowBoxColor=")?d.conStyle.shadowBoxColor=(k?"":"#")+b.substring(15).trim():b.match("shadowInsetBoxBlur=")?d.conStyle.shadowInsetBoxBlur=parseFloat(b.substring(19).trim()):b.match("shadowInsetBoxOffsetX=")?d.conStyle.shadowInsetBoxOffsetX=parseFloat(b.substring(22).trim()):b.match("shadowInsetBoxOffsetY=")?d.conStyle.shadowInsetBoxOffsetY=parseFloat(b.substring(22).trim()):b.match("shadowInsetBoxColor=")?d.conStyle.shadowInsetBoxColor=(k?"":"#")+b.substring(20).trim():
b.match("textBorder=")&&(d.conStyle.textBorder=parseFloat(b.substring(11).trim()));d.imageSrc="vacio.gif"}d.imageSrc.match("_COLORES_")&&(c=d.imageSrc.split("_"),d.colorInt=new a.Color(c[2]),d.color=new a.Color(c[3]),d.font_size=d.parser.parse(c[5]),d.imageSrc="");d.imageSrc.match(/^\[.*\]?/)?d.imageSrc=d.parser.parse(d.imageSrc.substring(1,d.imageSrc.length-1)):d.imageSrc=d.parser.parse("'"+d.imageSrc+"'");c=d.evaluator.eval(d.imageSrc).toString().trim();if(""!=c)if(b=c.substr(0,c.lastIndexOf(".")),
k=c.substr(c.lastIndexOf(".")),c.match(/vacio.gif$/i))d.imageSrc=d.parser.parse("'vacio.gif'"),d.image.ready=1,3===d.parent.version&&(d.name=d.parser.parse("")),d.emptyImage={ready:!0},d.parser.parse("'vacio.gif'");else if(d.image=d.parent.getImage(c),b)try{d.imageOver=d.parent.getImage(b+"_over"+k),d.imageDown=d.parent.getImage(b+"_down"+k)}catch(T){}d.container=a.newHTML("div",{class:"DescartesButtonContainer"+d.classContainer,id:d.id,style:"width:"+d.w+"px;height:"+d.h+"px;left:"+d.x+"px;top:"+
d.y+"px;z-index:"+d.zIndex+";"});d.btn=a.newHTML("canvas",{width:d.w*d.ratio,height:d.h*d.ratio,style:"position:absolute;left:0;top:0;width:"+d.w+"px;height:"+d.h+"px;"});d.ctx=d.btn.getContext("2d");d.ctx.imageSmoothingEnabled=!1;d.container.appendChild(d.btn);d.addControlContainer(d.container);d.addEvents();d.init();return d};$jscomp.inherits(L,a.Control);L.prototype.init=function(c){q=this.evaluator;w=this.container;m=this.btn;b=this.ctx;l=q.eval(this.expresion);this.x=l[0][0];this.y=l[0][1];4==
l[0].length&&(this.w=parseInt(l[0][2]),this.h=parseInt(l[0][3]));m.width=this.w*this.ratio;m.height=this.h*this.ratio;m.setAttribute("style","position:absolute;left:0;top:0;width:"+this.w+"px;height:"+this.h+"px;box-sizing:border-box;");w.setAttribute("style","width:"+this.w+"px;height:"+this.h+"px;left:"+this.x+"px;top:"+this.y+"px;z-index:"+this.zIndex+";display:block;");if(this.btnStyle)for(var d=0,k=this.btnStyle.length;d<k;d++)m.style[this.btnStyle[d].type]=this.btnStyle[d].value;if(this.conStyle){d=
0;for(k=this.conStyle.length;d<k;d++)w.style[this.conStyle[d].type]=this.conStyle[d].value;if(this.conStyle.shadowBoxColor){d=this.conStyle.shadowBoxOffsetX||0;k=this.conStyle.shadowBoxOffsetY||2;var e=this.conStyle.shadowBoxBlur||2;w.style.boxShadow=d+"px "+k+"px "+e+"px 1px "+this.conStyle.shadowBoxColor}this.conStyle.shadowInsetBoxColor&&(d=this.conStyle.shadowInsetBoxOffsetX||0,k=this.conStyle.shadowInsetBoxOffsetY||-2,e=this.conStyle.shadowInsetBoxBlur||1,m.style.boxShadow=d+"px "+k+"px "+e+
"px 1px "+this.conStyle.shadowInsetBoxColor+" inset");this.conStyle.shadowTextColor&&(b.shadowBlur=this.conStyle.shadowTextBlur||1,b.shadowOffsetX=this.conStyle.shadowTextOffsetX||0,b.shadowOffsetY=this.conStyle.shadowTextOffsetY||2,b.shadowColor=this.conStyle.shadowTextColor)}this.fontSizeNotSet&&(this.font_size=q.parser.parse(a.getFieldFontSize(this.h)+""));this.fs_evaluated=q.eval(this.font_size);this.createGradient(this.w,this.h);w.style.display=0<q.eval(this.drawif)?"block":"none";b.textAlign=
"center";b.textBaseline="middle";b.lineJoin="round";b.font=this.italics+" "+this.bold+" "+this.fs_evaluated+"px "+this.font_family;this.customStyle&&("serif"==this.conStyle.font?b.font=this.italics+" "+this.bold+" "+this.fs_evaluated+"px "+this.font_family:"monospace"==this.conStyle.font&&(b.font=this.italics+" "+this.bold+" "+this.fs_evaluated+"px "+a.monospace_font));this.draw(c)};L.prototype.update=function(){q=this.evaluator;w=this.container;m=this.btn;this.activeIfValue=0<q.eval(this.activeif);
this.drawIfValue=0<q.eval(this.drawif);(this.space?this.space.drawIfValue:1)&&this.drawIfValue?(w.style.display="block",this.draw(),w.style.cursor=m.style.cursor=this.activeIfValue?"pointer":"not-allowed",this.updatePositionAndSize()):(w.style.display="none",this.buttonClick=!1)};L.prototype.draw=function(d){w=this.container;q=this.evaluator;m=this.btn;b=this.ctx;g=q.eval(this.name);p=this.evaluator.eval(this.imageSrc).toString().trim();if(!d&&(z=this.over===this.oldOver,B=this.buttonClick===this.oldButtonClick,
E=this.activeIfValue===this.oldActiveIfValue,J=this.drawIfValue===this.oldDrawIfValue,G=g===this.oldName,H=p===this.oldImageSrc,A=this.colorInt.getColor()===this.oldBackColor,I=this.color.getColor()===this.oldTextColor,C=this.image.ready===this.oldImageReady,this.oldOver=this.over,this.oldButtonClick=this.buttonClick,this.oldActiveIfValue=this.activeIfValue,this.oldDrawIfValue=this.drawIfValue,this.oldName=g,this.oldImageSrc=p,this.oldBackColor=this.colorInt.getColor(),this.oldTextColor=this.color.getColor(),
this.oldImageReady=this.image.ready,z&&B&&E&&J&&G&&H&&A&&I&&C))return;b.save();b.setTransform(this.ratio,0,0,this.ratio,0,0);h=this.fs_evaluated;w.setAttribute("data-name",g);p?(c="vacio.gif"===p?this.emptyImage:this.parent.getImage(p),M=p.substr(0,p.lastIndexOf(".")),N=p.substr(p.lastIndexOf(".")),O=M+"_over"+N,F=M+"_down"+N,D="vacio.gif"===p?this.emptyImage:this.parent.getImage(O),K="vacio.gif"===p?this.emptyImage:this.parent.getImage(F)):K=D=c=this.emptyImage;b.clearRect(0,0,this.w,this.h);r=k=
0;this.buttonClick&&(r=k=1);"center"==this.text_align[1]?n=f(this.w/2+r)-.5:"left"==this.text_align[1]?(v=b.measureText(g).width,n=v/2+5+r):"right"==this.text_align[1]&&(v=b.measureText(g).width,n=this.w-v/2+r-5);"center"==this.text_align[0]?y=f(this.h/2+k)-.5:"top"==this.text_align[0]?y=h/2+k+4:"bottom"==this.text_align[0]&&(y=this.h-h/2+k-3);c&&("center"==this.image_align[1]?x=parseInt((this.w-c.width)/2)+r:"left"==this.image_align[1]?x=r:"right"==this.image_align[1]&&(x=this.w-c.width+r),"center"==
this.image_align[0]?u=parseInt((this.h-c.height)/2)+k:"top"==this.image_align[0]?u=k:"bottom"==this.image_align[0]&&(u=this.h-c.height+k));if(c&&c.ready)if(c!==this.emptyImage&&c.complete)if(p.match(e))this.btn.style.backgroundRepeat="no-repeat",this.btn.style.backgroundImage="url('"+p+"')",this.btn.style.backgroundPosition=x+"px "+u+"px";else{if("center"!=this.image_align[0]||"center"!=this.image_align[1])w.style.backgroundColor=this.colorInt.getColor();b.drawImage(c,x,u)}else this.emptyImage&&this.customStyle&&
(w.style.backgroundColor=this.colorInt.getColor());else w.style.backgroundColor=this.colorInt.getColor(),this.flat||(this.buttonClick||(a.drawLine(b,this.w-1,0,this.w-1,this.h,"rgba(0,0,0,0.5)"),a.drawLine(b,0,0,0,this.h,"rgba(0,0,0,0.09)"),a.drawLine(b,1,0,1,this.h,"rgba(0,0,0,0.03)")),b.fillStyle=this.linearGradient,b.fillRect(0,0,this.w,this.h));this.activeIfValue&&(D!==this.emptyImage&&this.over&&D.ready&&D.complete?O.match(e)?(this.btn.style.backgroundImage="url('"+O+"')",this.btn.style.backgroundPosition=
x+"px "+u+"px"):b.drawImage(D,x,u):this.customStyle&&this.conStyle.overColor&&this.over&&(w.style.backgroundColor=this.conStyle.overColor));this.activeIfValue?K!==this.emptyImage&&this.buttonClick&&K.ready&&K.complete?F.match(e)?(this.btn.style.backgroundImage="url('"+F+"')",this.btn.style.backgroundPosition=x+"px "+u+"px"):b.drawImage(K,x,u):this.customStyle&&this.conStyle.downColor&&this.buttonClick&&(w.style.backgroundColor=this.conStyle.downColor):this.buttonClick&&!c&&(b.fillStyle="rgba(0,0,0,0.09)",
b.fillRect(0,0,this.w,this.h));b.fillStyle=this.color.getColor();this.customStyle&&this.conStyle.shadowTextColor&&0<this.conStyle.textBorder&&(b.lineWidth=this.conStyle.textBorder,b.strokeStyle=this.conStyle.shadowTextColor,b.strokeText(g,n,y));this.borderColor&&(b.lineWidth=parseInt(h/6),b.strokeStyle=this.borderColor.getColor(),b.strokeText(g,n,y));b.fillText(g,n,y);this.underlined&&(v=b.measureText(g).width,b.strokeStyle=this.color.getColor(),b.lineWidth=f(h/10)||2,b.lineCap="round",b.beginPath(),
b.moveTo(n-v/2+r,y+f(h/2)+f(h/5)-1.5),b.lineTo(n+v/2+r,y+f(h/2)+f(h/5)-1.5),b.stroke());this.activeIfValue||(this.customStyle&&this.conStyle.inactiveColor?w.style.backgroundColor=this.conStyle.inactiveColor:(b.fillStyle="rgba(240,240,240,0.6)",b.fillRect(0,0,this.w,this.h)));b.restore();this._image_pos_x=x;this._image_pos_y=u};L.prototype.drawTextBorder=function(){this.colorInt.getColor();this.color.getColor();return!(.5>(d(this.colorInt.r-this.color.r)+d(this.colorInt.g-this.color.g)+d(this.colorInt.b-
this.color.b))/255)};L.prototype.buttonPressed=function(){this.updateAndExecAction()};L.prototype.addEvents=function(){function c(b,d,h){a.clearTimeout(e);k.buttonClick&&k.drawIfValue&&k.activeIfValue&&(d.call(k),b=h?b:100,e=a.setTimeout(function(){c(b,d,!1)},b))}function b(b){this.focus();b.preventDefault();b.stopPropagation();document.activeElement!=document.body&&document.activeElement.blur();k.whichBtn=a.whichBtn(b);"L"==k.whichBtn&&k.activeIfValue&&(k.buttonClick=!0,k.draw(),"calculate"==k.action&&
(k.evaluator.setVariable(k.id,k.evaluator.eval(k.valueExpr)),c(1E3,k.buttonPressed,!0)),k.btn.removeEventListener("touchend",d),k.btn.addEventListener("touchend",d),k.btn.removeEventListener("mouseup",d),k.btn.addEventListener("mouseup",d))}function d(c){a.newBlobContent=null;this.focus();c.preventDefault();c.stopPropagation();if(k.activeIfValue||k.buttonClick)k.buttonClick=!1,k.draw(),"calculate"!=k.action&&(k.evaluator.setVariable(k.id,k.evaluator.eval(k.valueExpr)),k.buttonPressed()),k.btn.removeEventListener("touchend",
d),k.btn.removeEventListener("mouseup",d);k.parent.update()}var k=this,e;k.btn.oncontextmenu=function(){return!1};this.over=this.buttonClick=!1;this.btn.addEventListener("touchstart",b);this.btn.addEventListener("mousedown",b);this.btn.addEventListener("mouseover",function(a){a.preventDefault();a.stopPropagation();k.over=!0;k.draw()});this.btn.addEventListener("mouseout",function(c){a.newBlobContent=null;c.preventDefault();c.stopPropagation();k.over=!1;k.buttonClick=!1;k.draw()});document.addEventListener("visibilitychange",
function(c){a.newBlobContent=null;k.buttonClick=!1})};a.Button=L;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f,d,e,q,m,b,l,h,g,p,c,r=function(b,d){b=a.Control.call(this,b,d)||this;b.tabindex=++b.parent.tabindex;"_._"==b.name&&(b.name="");b.name.match(/^\[.*\]?/)?b.name=b.parser.parse(b.name.substring(1,b.name.length-1)):b.name=b.parser.parse("'"+b.name+"'");b.container=a.newHTML("div",{class:"DescartesSpinnerContainer",id:b.id});b.grad=a.newHTML("div",{class:"DJS_Gradient"});b.divUp=a.newHTML("div",{class:"DJS_Up"});b.divDown=a.newHTML("div",{class:"DJS_Down"});
b.field=a.newHTML("input",{type:"text",id:b.id+"_spinner",class:"DescartesSpinnerField",tabindex:b.tabindex});b.label=a.newHTML("label",{class:"DescartesSpinnerLabel"});b.container.appendChild(b.label);b.container.appendChild(b.field);b.container.appendChild(b.grad);b.container.appendChild(b.divUp);b.container.appendChild(b.divDown);b.addControlContainer(b.container);c=b.evaluator.parser.parse("1");b.originalIncr=b.incr;if(0>b.evaluator.eval(b.decimals)||0===b.evaluator.eval(b.incr))d=b.evaluator.eval(b.incr),
0<d?(b.incr=b.evaluator.parser.parse(parseInt(d).toString()),b.originalIncr=b.incr):b.incr=c;b.addEvents();b.init();return b};$jscomp.inherits(r,a.Control);r.prototype.init=function(){f=this.evaluator;var c=f.eval(this.name).toString();this.label.innerHTML=c;this.value=this.validateValue(f.eval(this.valueExpr));var b=this.formatOutputValue(this.value);this.fieldFontSize=2!==this.parent.version?a.getFieldFontSize(this.h):10;var d=2!==this.parent.version?"__":"_____",e=a.getTextWidth(b+"_",this.fieldFontSize+
"px "+a.sansserif_font),h=2+parseInt(this.h/2),g=parseInt(this.w/2-h/2);d=a.getTextWidth(c+d,this.fieldFontSize+"px "+a.sansserif_font);this.visible||(g=this.w-h,e=0);g<d&&(g=d);""==c&&(g=0);this.w-g-h<e&&(g=this.w-h-e);0>g&&(g=0);c=this.w-(g+h);this.container.setAttribute("style","width:"+this.w+"px;height:"+this.h+"px;left:"+this.x+"px;top:"+this.y+"px;z-index:"+this.zIndex+";");this.grad.setAttribute("style","left:0;top:0;left:"+g+"px;width:"+h+"px;height:"+this.h+"px;background-color:#f0f8ff");
d="width:"+h+"px;left:"+g+"px;";this.divUp.setAttribute("style",d+";height:"+(this.h/2+1)+"px;top:0;");this.divDown.setAttribute("style",d+";height:"+(this.h/2-1)+"px;top:"+(this.h/2+1)+"px;");this.field.setAttribute("style","font-family:"+a.sansserif_font+";font-size:"+this.fieldFontSize+"px;width:"+c+"px;height:"+this.h+"px;left:"+(h+g)+"px;");this.field.value=b;this.visible||(this.field.style.display="none");this.label.setAttribute("style","font-size:"+this.fieldFontSize+"px;width:"+g+"px;height:"+
this.h+"px;line-height:"+this.h+"px;");f.setVariable(this.id,this.value)};r.prototype.update=function(){f=this.evaluator;this.label.innerHTML=f.eval(this.name).toString();0>f.eval(this.decimals)?(d=f.eval(this.incr),0<d?this.originalIncr=this.incr=f.parser.parse(parseInt(d).toString()):this.incr=c):this.incr=0!==f.eval(this.originalIncr)?this.originalIncr:c;this.activeIfValue=0<f.eval(this.activeif);this.drawIfValue=0<f.eval(this.drawif);this.field.disabled=!this.activeIfValue;this.divUp.setAttribute("active",
!this.field.disabled);this.divDown.setAttribute("active",!this.field.disabled);this.drawIfValue?(this.updateStyle(),this.container.style.display="block"):(this.click=!1,this.container.style.display="none");this.updatePositionAndSize();this.parent.animation.playing&&document.activeElement==this.field||(e=this.field.value,q=this.value,this.value=this.validateValue(f.getVariable(this.id)),this.field.value=this.formatOutputValue(this.value),this.value==q&&this.field.value!=e&&(this.value=this.validateValue(e),
this.field.value=this.formatOutputValue(this.value)),f.setVariable(this.id,this.value))};r.prototype.updateStyle=function(){this.divUp.style.borderStyle=this.up?"inset":"outset";this.divUp.style.borderColor=this.up?"gray":"#f0f8ff";this.divUp.style.backgroundColor=this.up?"rgba(0,0,0,"+24/255+")":"";this.divDown.style.borderStyle=this.down?"inset":"outset";this.divDown.style.borderColor=this.down?"gray":"#f0f8ff";this.divDown.style.backgroundColor=this.down?"rgba(0,0,0,"+24/255+")":""};r.prototype.validateValue=
function(a){f=this.evaluator;isNaN(parseFloat(a))||a.toString().match("e")&&(a=parseFloat(a).toFixed(20));a=void 0!=a?a.toString():"0";a=a.replace(this.parent.decimal_symbol,".");m=a==parseFloat(a)?parseFloat(a):parseFloat(f.eval(f.parser.parse(a)));isNaN(m)&&(m=0);h=f.eval(this.min);g=f.eval(this.max);""===h&&(h=-Infinity);""===g&&(g=Infinity);m=Math.min(Math.max(m,h),g);this.discrete&&(b=f.eval(this.incr),m=0==b?0:b*Math.round(m/b));l=f.eval(this.decimals);0>=l&&(l=0);return m=parseFloat(parseFloat(m).toFixed(l))};
r.prototype.increase=function(){this.changeValue(parseFloat(this.value)+this.evaluator.eval(this.incr))};r.prototype.decrease=function(){this.changeValue(parseFloat(this.value)-this.evaluator.eval(this.incr))};r.prototype.changeValue=function(a){this.activeIfValue&&(this.value=this.validateValue(a),this.field.value=this.formatOutputValue(this.value),this.evaluator.setVariable(this.id,this.value),this.updateAndExecAction())};r.prototype.addEvents=function(){function c(b,d,k){a.clearTimeout(l);if(f.up||
f.down)d.call(f),b=k?b:10,l=a.setTimeout(function(){c(b,d)},b)}function b(b){b.preventDefault();f.whichBtn=a.whichBtn(b);"L"==f.whichBtn&&f.activeIfValue&&(f.up=!0,c(g,f.increase,!0))}function d(b){b.preventDefault();f.whichBtn=a.whichBtn(b);"L"==f.whichBtn&&f.activeIfValue&&(f.down=!0,c(g,f.decrease,!0))}function e(c){f.up=!1;a.clearTimeout(l);f.updateStyle()}function h(c){f.down=!1;a.clearTimeout(l);f.updateStyle()}p=a.hasTouchSupport;var f=this,g=p?500:200,l;f.divUp.oncontextmenu=f.divDown.oncontextmenu=
f.field.oncontextmenu=f.label.oncontextmenu=function(){return!1};this.label.addEventListener("touchstart",a.preventDefault);this.label.addEventListener("mousedown",a.preventDefault);this.field.addEventListener("keydown",function(a){13==a.keyCode&&f.changeValue(f.field.value)});this.divUp.addEventListener("touchstart",b);this.divUp.addEventListener("mousedown",b);this.divDown.addEventListener("touchstart",d);this.divDown.addEventListener("mousedown",d);this.divUp.addEventListener("mouseout",function(c){f.up=
!1;a.clearTimeout(l);c.preventDefault();f.updateStyle()});this.divDown.addEventListener("mouseout",function(c){f.down=!1;a.clearTimeout(l);c.preventDefault();f.updateStyle()});this.divUp.addEventListener("touchend",e);window.addEventListener("touchend",e);this.divUp.addEventListener("mouseup",e);window.addEventListener("mouseup",e);this.divDown.addEventListener("touchend",h);window.addEventListener("touchend",h);this.divDown.addEventListener("mouseup",h);window.addEventListener("mouseup",h);document.addEventListener("visibilitychange",
function(c){f.up=!1;f.down=!1;a.clearTimeout(l);f.updateStyle()});f.field.addEventListener("click",function(a){this.select();this.focus()})};a.Spinner=r;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f,d,e=function(e,f){d=e=a.Control.call(this,e,f)||this;d.typeCtr="checkbox";d.pressed=f.pressed||!1;d.radio_group=(f.radio_group||"").trim();""!==d.radio_group&&(d.typeCtr="radio");d.name.match(/^\[.*\]?/)?d.name=d.parser.parse(d.name.substring(1,d.name.length-1)):d.name=d.parser.parse("'"+d.name.trim()+"'");d.tabindex=++d.parent.tabindex;d.containerControl=a.newHTML("div",{class:"DescartesCheckboxContainer"});d.checkbox=a.newHTML("input",{type:d.typeCtr,
id:d.id+d.typeCtr,class:"DescartesCheckbox",tabindex:d.tabindex});""!==d.radio_group&&d.checkbox.setAttribute("name",d.radio_group);d.checkbox.internalID=e.id;d.label=a.newHTML("label",{class:"DescartesCheckboxLabel"});d.dummyLabel=a.newHTML("label",{"for":d.id+d.typeCtr});d.value=d.evaluator.eval(d.valueExpr);d.containerControl.appendChild(d.label);d.containerControl.appendChild(d.checkbox);d.containerControl.appendChild(d.dummyLabel);d.addControlContainer(d.containerControl);d.addEvents();d.init();
return e};$jscomp.inherits(e,a.Control);e.prototype.init=function(e){d=this;f=d.evaluator;d.label.innerHTML=f.eval(d.name).toString();d.labelFontSize=a.getFieldFontSize(d.h);e=Math.max(d.w-d.h,0);d.containerControl.setAttribute("style","width:"+d.w+"px;height:"+d.h+"px;left:"+d.x+"px;top:"+d.y+"px;z-index:"+d.zIndex+";");d.dummyLabel.setAttribute("style","position:absolute;width:"+d.h+"px;height:"+d.h+"px;left:"+e+"px;");d.checkbox.setAttribute("style","width:"+d.h+"px;height:"+d.h+"px;left:"+e+"px;");
d.checkbox.checked=0!=d.value;d.label.setAttribute("style","font-size:"+d.labelFontSize+"px;width:"+e+"px;height:"+d.h+"px;line-height:"+d.h+"px;");d.evaluator.setVariable(d.id,d.value);d.update()};e.prototype.update=function(){d=this;f=d.evaluator;d.label.innerHTML=f.eval(d.name).toString();d.activeIfValue=0<f.eval(d.activeif);d.drawIfValue=0<f.eval(d.drawif);d.checkbox.disabled=!d.activeIfValue;d.containerControl.style.display=d.drawIfValue?"block":"none";if(!d.parent.animation.playing||document.activeElement!=
d.checkbox){var a=0!==f.getVariable(d.id)?1:0;""===d.radio_group?d.pressed?(d.value=d.checkbox.checked?1:0,d.pressed=!1):(d.value=a,d.checkbox.checked=0!==d.value):(d.value=d.checkbox.checked?1:0,d.pressed&&(f.setVariable(d.radio_group,d.id),d.pressed=!1));f.setVariable(d.id,d.value)}d.updatePositionAndSize()};e.prototype.addEvents=function(){d=this;d.checkbox.oncontextmenu=d.label.oncontextmenu=d.dummyLabel.oncontextmenu=function(){return!1};d.label.addEventListener("touchstart",a.preventDefault);
d.label.addEventListener("mousedown",a.preventDefault);d.dummyLabel.addEventListener("touchstart",a.preventDefault);d.dummyLabel.addEventListener("mousedown",a.preventDefault);d.checkbox.addEventListener("click",function(a){d.pressed=!0;d.updateAndExecAction()})};a.Checkbox=e;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f,d,e,q,m,b,l=function(b,d){b=a.Control.call(this,b,d)||this;b.name.match(/^\[.*\]?/)?b.name=b.parser.parse(b.name.substring(1,b.name.length-1)):b.name=b.parser.parse("'"+b.name.trim()+"'");void 0===b.valueExprString&&(b.valueExprString=b.onlyText?"0":"");b.emptyString=!1;b.ok=0;b.tabindex=++b.parent.tabindex;b.regExpDecimalSymbol=new RegExp("\\"+b.parent.decimal_symbol,"g");b.answer&&(b.answer.match("krypto_")&&(b.answer=(new a.Krypto).decode(b.answer.substring(7))),
b.answerPattern=b.answer,b.answer=a.buildRegularExpressionsPatterns(b.answer,b.evaluator),b.onlyText?(d=b.answerPattern.indexOf("|"),b.firstAnswer=-1==d?b.answerPattern:b.answerPattern.substring(0,d)):b.firstAnswer=b.parser.parse(b.answerPattern.substring(1,b.answerPattern.indexOf(","))));b.onlyText&&(b.valueExprString.match(/^'/)&&b.valueExprString.match(/'$/)||(b.valueExpr=b.evaluator.parser.parse("'"+b.valueExprString+"'")),b.validateValue=function(a){a=a.toString();return"''"==a||"'"==a?"":a&&
a.match(/^'/)&&a.match(/'$/)?a.substring(1,a.length-1):a},b.formatOutputValue=function(a){return a.toString()});""==name.trim()&&(name="");b.containerControl=a.newHTML("div",{class:"DescartesTextFieldContainer"});b.field=a.newHTML("input",{type:"text",id:b.id+"TextField",class:"DescartesTextFieldField",tabindex:b.tabindex});b.label=a.newHTML("label",{class:"DescartesTextFieldLabel"});b.containerControl.appendChild(b.label);b.containerControl.appendChild(b.field);b.addControlContainer(b.containerControl);
b.addEvents();b.init();return b};$jscomp.inherits(l,a.Control);l.prototype.init=function(b){f=this.evaluator;var d=f.eval(this.name).toString();this.label.innerHTML=d;b||(this.value=this.validateValue(f.eval(this.valueExpr)));b=this.formatOutputValue(this.value);this.fieldFontSize=a.getFieldFontSize(this.h);var e=a.getTextWidth(b+"_",this.fieldFontSize+"px "+a.sansserif_font),c=parseInt(this.w/2),h=a.getTextWidth(d,this.fieldFontSize+"px "+a.sansserif_font);this.visible||(c=this.w,e=0);c<h&&(c=h);
""==d&&(c=0);this.w-c<e&&(c=this.w-e);0>c&&(c=0);d=this.w-c;this.containerControl.setAttribute("style","width:"+this.w+"px;height:"+this.h+"px;left:"+this.x+"px;top:"+this.y+"px;z-index:"+this.zIndex+";");this.field.setAttribute("style","font-size:"+this.fieldFontSize+"px;width:"+d+"px;height:"+this.h+"px;left:"+c+"px;");this.field.value=b;this.label.setAttribute("style","font-size:"+this.fieldFontSize+"px;width:"+c+"px;height:"+this.h+"px;line-height:"+this.h+"px;");this.evaluate&&(this.ok=this.evaluateAnswer());
this.evaluator.setVariable(this.id,this.value);this.evaluator.setVariable(this.id+".ok",this.ok);this.oldValue=this.value;this.update()};l.prototype.update=function(){f=this.evaluator;this.label.innerHTML=f.eval(this.name).toString();this.activeIfValue=0<f.eval(this.activeif);this.drawIfValue=0<f.eval(this.drawif);this.field.disabled=!this.activeIfValue;this.containerControl.style.display=this.drawIfValue?"block":"none";this.parent.animation.playing&&document.activeElement==this.field||(d=this.field.value,
e=this.value,this.value=this.validateValue(f.getVariable(this.id)),this.field.value=this.formatOutputValue(this.value),this.value===e&&this.field.value!=d&&(this.value=this.validateValue(d),this.field.value=this.formatOutputValue(this.value)),f.setVariable(this.id,this.value));this.updatePositionAndSize()};l.prototype.validateValue=function(a){if(""===a||"''"==a)return"";f=this.evaluator;a=a.toString().replace(this.regExpDecimalSymbol,".","g");q=a==parseFloat(a)?parseFloat(a):parseFloat(f.eval(f.parser.parse(a)));
isNaN(q)&&(q=0);m=f.eval(this.min);b=f.eval(this.max);""===m&&(m=-Infinity);""===b&&(b=Infinity);q<m&&(q=m);q>b&&(q=b);this.discrete&&(a=f.eval(this.incr),q=0===a?0:a*Math.round(q/a));return q=parseFloat(parseFloat(q).toFixed(f.eval(this.decimals)))};l.prototype.formatOutputValue=function(b){return""===b?"":a.Control.prototype.formatOutputValue.call(this,b)};l.prototype.changeValue=function(a){this.activeIfValue&&(this.value=this.validateValue(a),this.field.value=this.formatOutputValue(this.value),
this.evaluate&&(this.ok=this.evaluateAnswer()),this.evaluator.setVariable(this.id,this.value),this.evaluator.setVariable(this.id+".ok",this.ok),this.updateAndExecAction())};l.prototype.evaluateAnswer=function(){return a.esCorrecto(this.answer,this.value,this.evaluator,this.answer)};l.prototype.getFirstAnswer=function(){return this.answer?this.onlyText?this.firstAnswer:this.evaluator.eval(this.firstAnswer):""};l.prototype.addEvents=function(){var b=this;b.field.oncontextmenu=b.label.oncontextmenu=
function(){return!1};b.label.addEventListener("touchstart",a.preventDefault);b.label.addEventListener("mousedown",a.preventDefault);this.field.addEventListener("blur",function(a){b.evaluator.eval(b.drawIf)&&b.changeValue(b.field.value,!0)});this.field.addEventListener("keydown",function(a){b.activeIfValue&&13==a.keyCode&&b.changeValue(b.field.value,!0)});b.field.addEventListener("click",function(a){this.focus()})};a.TextField=l;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=Math.abs,d,e,q,m,b,l,h,g,p,c,r=function(c,b){function k(c){f.options=c.split(",");f.menuOptions=[];f.strValue=[];c=0;for(var b=f.options.length;c<b;c++){var k=f.customSplit(f.options[c]);1==k.length?(f.menuOptions.push(k[0]),f.strValue.push(c.toString())):2==k.length&&(f.menuOptions.push(k[0]),""==k[1]?f.strValue.push(c.toString()):f.strValue.push(k[1]))}c=0;for(b=f.menuOptions.length;c<b;c++)f.menuOptions[c].match(/^\[/)&&f.menuOptions[c].match(/\]$/)?
f.menuOptions[c]=d.parse(f.menuOptions[c].substring(1,f.menuOptions[c].length-1)):f.menuOptions[c]=d.parse("'"+f.menuOptions[c]+"'");c=0;for(b=f.strValue.length;c<b;c++)f.strValue[c].match(/^\[/)&&f.strValue[c].match(/\]$/)?f.strValue[c]=d.parse(f.strValue[c].substring(1,f.strValue[c].length-1)):f.strValue[c]=d.parse(f.strValue[c]);for(;f.select.firstChild;)f.select.remove();c=0;for(b=f.menuOptions.length;c<b;c++)k=a.newHTML("option"),k.innerHTML=e.eval(f.menuOptions[c]),f.select.appendChild(k);return 0}
c=a.Control.call(this,c,b)||this;c.options=b.options||"";d=c.parser;e=c.evaluator;c.ok=0;c.tabindex=++c.parent.tabindex;c.answer&&(c.answer.match("krypto_")&&(c.answer=(new a.Krypto).decode(c.answer.substring(7))),c.answer=parseInt(c.answer.split(",")[0].replace("[",""))||0);c.name.match(/^\[.*\]?/)?c.name=c.parser.parse(c.name.substring(1,c.name.length-1)):c.name=c.parser.parse("'"+c.name+"'");var f=c;c.evaluator.setFunction(c.id+".setOptions",k);c.containerControl=a.newHTML("div",{class:"DescartesMenuContainer"});
c.label=a.newHTML("label",{class:"DescartesMenuLabel"});c.select=a.newHTML("select",{id:c.id+"_menuSelect",class:"DescartesMenuSelect",tabindex:c.tabindex});c.field=a.newHTML("input",{type:"text",id:c.id+"_menuField",class:"DescartesMenuField",tabindex:c.tabindex});k(c.options);c.containerControl.appendChild(c.label);c.containerControl.appendChild(c.select);c.visible&&c.containerControl.appendChild(c.field);c.addControlContainer(c.containerControl);c.addEvents();c.init();return c};$jscomp.inherits(r,
a.Control);r.prototype.init=function(c){e=this.evaluator;var b=e.eval(this.name).toString();this.label.innerHTML=b;this.fieldFontSize=2!=this.parent.version?a.getFieldFontSize(this.h):10;var d=0,k=0;this.value=c?this.value:e.eval(this.valueExpr);this.indexValue=this.getIndex(this.value);for(var f=0,g=this.menuOptions.length;f<g;f++)c=a.getTextWidth(e.eval(this.menuOptions[f]).toString(),this.fieldFontSize+"px "+a.sansserif_font),c>d&&(d=c,k=f);d+=25;c=a.getTextWidth(this.formatOutputValue(e.eval(this.strValue[k])),
this.fieldFontSize+"px "+a.sansserif_font)+7;k=a.getTextWidth(b,this.fieldFontSize+"px "+a.sansserif_font)+10;""==b&&(k=0);this.visible||(c=0);for(b=this.w-c-k;b<d&&0<k;)k--,b++;for(;b<d&&0<c;)c--,b++;for(;k+b+c+1<this.w;)b++,c++;d=k;f=d+b;c=this.w-f;g=this.formatOutputValue(e.eval(this.strValue[this.indexValue]));this.containerControl.setAttribute("style","width:"+this.w+"px;height:"+this.h+"px;left:"+this.x+"px;top:"+this.y+"px;z-index:"+this.zIndex+";");this.label.setAttribute("style","font-size:"+
this.fieldFontSize+"px;width:"+k+"px;height:"+this.h+"px;line-height:"+this.h+"px;");this.field.value=g;this.field.setAttribute("style","font-size:"+this.fieldFontSize+"px;width:"+c+"px;height:"+this.h+"px;left:"+f+"px;");this.select.setAttribute("style","text-align:left;font-size:"+this.fieldFontSize+"px;width:"+b+"px;height:"+this.h+"px;left:"+d+"px;");this.select.selectedIndex=this.indexValue;e.setVariable(this.id,parseFloat(g.replace(this.parent.decimal_symbol,".")));this.update()};r.prototype.update=
function(){e=this.evaluator;this.activeIfValue=0<e.eval(this.activeif);this.drawIfValue=0<e.eval(this.drawif);this.field.disabled=this.activeIfValue?!1:!0;this.select.disabled=this.activeIfValue?!1:!0;this.drawIfValue?this.containerControl.style.display="block":(this.click=!1,this.containerControl.style.display="none");if(!this.parent.animation.playing||document.activeElement!=this.select){this.label.innerHTML=e.eval(this.name).toString();for(var a=0,c=this.menuOptions.length;a<c;a++)this.select.options[a].innerHTML=
e.eval(this.menuOptions[a]);this.value=e.getVariable(this.id);isNaN(this.value)&&(this.value=0);this.field.value=this.formatOutputValue(this.value);e.setVariable(this.id,parseFloat(this.value));this.select.selectedIndex=parseFloat(this.getIndex(this.value))}this.ok=this.value==this.answer?1:0;this.evaluator.setVariable(this.id+".ok",this.ok);this.updatePositionAndSize()};r.prototype.customSplit=function(a){l=!1;h="";g=0;for(p=-1;g<a.length;){c=a.charAt(g);if("["===c&&-1===p){if(l||""!=h)h+="\u00a6";
p++}else"["===c?p++:"]"===c&&0===p?(l=!0,p--):"]"==a.charAt(g)&&(p=0>p?p:p-1);h+=a.charAt(g);g++}return h.split("\u00a6")};r.prototype.getIndex=function(a){a=parseFloat(a.toString().replace(this.parent.decimal_symbol,"."));q=-1;m=Infinity;for(var c=0,d=this.strValue.length;c<d;c++)b=f(a-parseFloat(this.evaluator.eval(this.strValue[c]))),b<=m&&(m=b,q=c);return q};r.prototype.changeValue=function(){this.activeIfValue&&(this.evaluator.setVariable(this.id,this.value),this.updateAndExecAction())};r.prototype.addEvents=
function(){var c=this;c.select.oncontextmenu=c.label.oncontextmenu=c.field.oncontextmenu=function(){return!1};c.label.addEventListener("touchstart",a.preventDefault);c.label.addEventListener("mousedown",a.preventDefault);this.select.addEventListener("change",function(a){c.value=c.evaluator.eval(c.strValue[this.selectedIndex]);c.field.value=c.formatOutputValue(c.value);c.evaluator.setVariable(c.id,c.field.value);c.changeValue();a.preventDefault()});this.field.addEventListener("keydown",function(a){13==
a.keyCode&&(c.indexValue=c.getIndex(c.field.value),c.value=c.evaluator.eval(c.strValue[c.indexValue]),c.field.value=c.formatOutputValue(c.indexValue),c.select.selectedIndex=c.indexValue,c.changeValue())});c.field.addEventListener("click",function(a){this.focus()})};a.Menu=r;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=Math.floor,d,e,q,m,b,l,h,g,p,c,r,k,v,x,u,n,y,w,z=function(c,b){c=a.Control.call(this,c,b)||this;c.name.match(/^\[.*\]?/)?c.name=c.parser.parse(c.name.substring(1,c.name.length-1)):c.name=c.parser.parse("'"+c.name+"'");c.orientation=c.w>=c.h?"h":"v";c.container=a.newHTML("div",{class:"DescartesScrollbarContainer",id:c.id});c.canvas=a.newHTML("canvas");c.divUp=a.newHTML("div",{class:"DescartesCatcher up"});c.divDown=a.newHTML("div",{class:"DescartesCatcher down"});
c.field=a.newHTML("input",{type:"text",id:c.id+"scrollbar",class:"DescartesScrollbarField"});c.scrollHandler=a.newHTML("div",{class:"DescartesCatcher manipulator"});c.label=a.newHTML("label",{class:"DescartesScrollbarLabel"});c.container.appendChild(c.canvas);c.container.appendChild(c.label);c.container.appendChild(c.divUp);c.container.appendChild(c.divDown);c.container.appendChild(c.field);c.container.appendChild(c.scrollHandler);c.addControlContainer(c.container);c.addEvents();c.init();return c};
$jscomp.inherits(z,a.Control);z.prototype.init=function(){d=this.evaluator;0==d.eval(this.decimals)?this.incr=1:this.incr=(d.eval(this.max)-d.eval(this.min))/100;this.value=this.validateValue(d.eval(this.valueExpr));q=this.formatOutputValue(this.value);m=this.evaluator.eval(this.expresion);this.x=m[0][0];this.y=m[0][1];4==m[0].length&&(this.w=m[0][2],this.h=m[0][3]);this.orientation=this.w>=this.h?"h":"v";this.initScroll(q);this.changeScrollPositionFromValue();this.prePos=this.pos;d.setVariable(this.id,
this.value)};z.prototype.initScroll=function(c){e=this;d=e.evaluator;w=d.eval(e.name).toString();e.label.innerHTML=w;var b="v"===e.orientation?parseInt(19+5*(e.h-100)/100):e.h;e.fieldFontSize="v"===e.orientation?b-parseInt(e.h/20)-1:2!==e.parent.version?a.getFieldFontSize(b):10;c=a.getTextWidth(c+"_",e.fieldFontSize+"px "+a.sansserif_font);var k=e.parent.getSpaceById(e.spaceID).h;e.labelHeight=""==w?0:b;e.fieldHeight=""==e.visible?0:b;if("v"===e.orientation)e.canvasWidth=e.w,e.canvasHeight=e.h-e.labelHeight-
e.fieldHeight,18<=e.canvasHeight+e.y-k&&(e.canvasHeight=k),b=e.fieldHeight,c=b+e.canvasHeight,e.canvasX=0,e.canvasY=e.fieldHeight,e.labelWidth=e.w,e.labelY=c,e.upWidth=e.downW=e.w,e.upHeight=e.downH=15,e.upX=0,e.upY=e.fieldHeight,e.downX=0,e.downY=c-e.downH,e.fieldWidth=e.w,e.fieldX=0,e.scrollHandlerW=e.w,e.scrollHandlerH=parseInt((e.canvasHeight-e.upHeight-e.downH-e.labelHeight-e.fieldHeight)/10),e.scrollHandlerH=15>e.scrollHandlerH?15:e.scrollHandlerH,e.limInf=c-e.downH-e.scrollHandlerH,e.limSup=
b+e.downH;else{b=a.getTextWidth(w,e.fieldFontSize+"px "+a.sansserif_font)+10;e.labelWidth=b;e.fieldWidth=c;""==w&&(e.labelWidth=0);e.visible||(e.fieldWidth=0);for(c=e.w-e.fieldWidth-e.labelWidth;58>c&&0<e.labelWidth;)e.labelWidth--,c++;for(;58>c&&0<e.fieldWidth;)e.fieldWidth--,c++;b=e.labelWidth;k=b+c;e.fieldWidth=e.w-k;e.canvasWidth=c;e.canvasHeight=e.h;e.canvasX=e.labelWidth;e.canvasY=0;e.fieldX=e.canvasWidth+e.labelWidth;e.labelHeight=e.h;e.labelY=0;e.upWidth=e.downW=15;e.upHeight=e.downH=e.h;
e.upX=k-e.downW;e.upY=0;e.downX=e.labelWidth;e.downY=0;e.scrollHandlerW=parseInt((e.canvasWidth-e.upWidth-e.downW)/10);e.scrollHandlerW=15>e.scrollHandlerW?15:e.scrollHandlerW;e.scrollHandlerH=e.h;e.limInf=b+e.downW;e.limSup=b+e.canvasWidth-e.downW-e.scrollHandlerW}e.container.setAttribute("style","width:"+e.w+"px;height:"+e.h+"px;left:"+e.x+"px;top:"+e.y+"px;z-index:"+e.zIndex+";");e.canvas.setAttribute("width",e.w+"px");e.canvas.setAttribute("height",e.h+"px");e.canvas.setAttribute("style","position:absolute;left:0;top:0;");
e.ctx=e.canvas.getContext("2d");e.ctx.imageSmoothingEnabled=!1;e.divUp.setAttribute("style","width:"+e.upWidth+"px;height:"+e.upHeight+"px;left:"+e.upX+"px;top:"+e.upY+"px;");e.divDown.setAttribute("style","width:"+e.downW+"px;height:"+e.downH+"px;left:"+e.downX+"px;top:"+e.downY+"px;");e.scrollHandler.setAttribute("style","width:"+e.scrollHandlerW+"px;height:"+e.scrollHandlerH+"px;left:"+("v"===e.orientation?0:e.limInf)+"px;top:"+("v"===e.orientation?e.limInf:0)+"px;");e.field.setAttribute("style",
"font-size:"+e.fieldFontSize+"px;width:"+e.fieldWidth+"px;height:"+e.fieldHeight+"px;left:"+e.fieldX+"px;top:0;");0===e.fieldHeight&&(e.field.style.display="none");e.label.setAttribute("style","font-size:"+e.fieldFontSize+"px;width:"+e.labelWidth+"px;height:"+e.labelHeight+"px;line-height:"+e.labelHeight+"px;left:0;top:"+e.labelY+"px;")};z.prototype.update=function(){d=this.evaluator;this.label.innerHTML=d.eval(this.name).toString();0==d.eval(this.decimals)?this.incr=1:this.incr=(d.eval(this.max)-
d.eval(this.min))/100;this.activeIfValue=0<d.eval(this.activeif);this.drawIfValue=0<d.eval(this.drawif);this.field.disabled=!this.activeIfValue;this.drawIfValue?(this.container.style.display="block",this.draw()):this.container.style.display="none";this.updatePositionAndSize();var a=this.validateValue(d.getVariable(this.id));a==this.value||0<Math.abs(a-this.value)&&1E-9>Math.abs(a-this.value)||(this.value=a,this.changeScrollPositionFromValue(),this.prePos=this.pos);this.value=a;this.field.value=this.formatOutputValue(this.value);
d.setVariable(this.id,this.value)};z.prototype.draw=function(){e=this;b=e.ctx;h=f(this.w);l=f(this.h);b.fillStyle="#e0e4e8";b.fillRect(0,0,h,l);b.strokeStyle="#7a8a99";b.fillStyle="#ccdcec";e.down&&b.fillRect(e.downX+.5,e.downY+.5,e.downW,e.downH-1);b.strokeRect(e.downX+.5,e.downY+.5,e.downW,e.downH-1);e.up&&b.fillRect(e.upX+.5,e.upY-.5,e.upWidth,e.upHeight+1);b.strokeRect(e.upX+.5,e.upY-.5,e.upWidth,e.upHeight+1);g=4;b.fillStyle="black";b.beginPath();"h"===e.orientation?(b.moveTo(e.downX+g,e.downH/
2),b.lineTo(e.downX+e.downW-g,g),b.lineTo(e.downX+e.downW-g,e.downH-g),b.moveTo(e.upX+e.upWidth-g,e.downH/2),b.lineTo(e.upX+g,g),b.lineTo(e.upX+g,e.downH-g),b.fill(),e.activeIfValue&&(p=f(e.pos),b.fillStyle="#ccdcec",b.fillRect(p+.5,0,f(e.scrollHandlerW),l),b.strokeStyle="#6382bf",b.strokeRect(p+.5,0,f(e.scrollHandlerW),l),c=f(e.scrollHandlerW/2),b.beginPath(),b.moveTo(p+c+.5-2,3),b.lineTo(p+c+.5-2,l-3),b.moveTo(p+c+.5,3),b.lineTo(p+c+.5,l-3),b.moveTo(p+c+.5+2,3),b.lineTo(p+c+.5+2,l-3),b.stroke())):
(b.moveTo(e.downX+e.downW/2,e.downY+e.downH-g),b.lineTo(e.downX+g,e.downY+g),b.lineTo(e.downX+e.downW-g,e.downY+g),b.moveTo(e.upX+e.upWidth/2,e.upY+g),b.lineTo(e.upX+g,e.upY+e.upHeight-g),b.lineTo(e.upX+e.upWidth-g,e.upY+e.upHeight-g),b.fill(),e.activeIfValue&&(p=f(e.pos),b.fillStyle="#ccdcec",b.fillRect(0,p+.5,h,f(e.scrollHandlerH)),b.strokeStyle="#6382bf",b.strokeRect(0,p+.5,h,f(e.scrollHandlerH)),c=f(e.scrollHandlerH/2),b.beginPath(),b.moveTo(3,p+c+.5-2),b.lineTo(h-3,p+c+.5-2),b.moveTo(3,p+c+.5),
b.lineTo(h-3,p+c+.5),b.moveTo(3,p+c+.5+2),b.lineTo(h-3,p+c+.5+2),b.stroke()));b.strokeRect(.5,.5,h-1,l-1);e.activeIfValue||(b.fillStyle="rgba(240,240,240,"+160/255+")",b.fillRect(0,0,h,l.h))};z.prototype.validateValue=function(a){d=this.evaluator;r=a.toString();r=parseFloat(r.replace(this.parent.decimal_symbol,"."));isNaN(r)&&(r=0);this.minimo=d.eval(this.min);r<this.minimo&&(this.value=null,r=this.minimo);this.maximo=d.eval(this.max);r>this.maximo&&(this.value=null,r=this.maximo);k=this.incr;r=0!=
k?r*k/k:0;this.fixed&&(r=parseFloat(parseFloat(r).toFixed(d.eval(this.decimals))));return r};z.prototype.increase=function(){this.changeValue(parseFloat(this.value)+this.incr)};z.prototype.decrease=function(){this.changeValue(parseFloat(this.value)-this.incr)};z.prototype.increase10=function(){g=(this.evaluator.eval(this.max)-this.evaluator.eval(this.min))/10;"h"==this.orientation?this.clickPos.x>this.prePos&&this.changeValue(parseFloat(this.value)+g):this.clickPos.y<this.prePos&&this.changeValue(parseFloat(this.value)+
g)};z.prototype.decrease10=function(){g=(this.evaluator.eval(this.max)-this.evaluator.eval(this.min))/10;"h"==this.orientation?this.clickPos.x<this.prePos&&this.changeValue(parseFloat(this.value)-g):this.clickPos.y>this.prePos&&this.changeValue(parseFloat(this.value)-g)};z.prototype.changeValue=function(a){this.activeIfValue&&(v=this.validateValue(a),v!=this.value&&(this.value=v,this.field.value=this.formatOutputValue(v),this.changeScrollPositionFromValue(),this.prePos=this.pos,this.evaluator.setVariable(this.id,
this.value),this.updateAndExecAction()))};z.prototype.changeValueForScrollMovement=function(){d=this.evaluator;x=this.limInf;u=this.limSup;n=d.eval(this.min);y=d.eval(this.max);k=this.incr;v=f((this.pos-x)*(y-n)/(u-x)/k)*k+n;v!=this.value&&(this.value=v,this.field.value=this.formatOutputValue(v),d.setVariable(this.id,this.value),this.parent.updateControls(),this.actionExec.execute(),this.parent.update())};z.prototype.changeScrollPositionFromValue=function(){d=this.evaluator;x=this.limInf;u=this.limSup;
n=d.eval(this.min);y=d.eval(this.max);k=this.incr;this.pos=(this.value-n)*(u-x)/(y-n)+x;this.scrollHandler.style["h"==this.orientation?"left":"top"]=this.pos+"px"};z.prototype.addEvents=function(){function c(b,d,e,k){a.clearTimeout(x);(p.up||p.down||p.canvasClick)&&1E-7<Math.abs(p.value-k)&&(d.call(p),b=e?b:30,x=a.setTimeout(function(){c(b,d,!1,k)},b))}function b(b){b.preventDefault();p.whichBtn=a.whichBtn(b);"L"==p.whichBtn&&p.activeIfValue&&(p.clickPos=a.getCursorPosition(b,p.container),p.canvasClick=
!0,"h"==p.orientation?p.clickPos.x<p.prePos?c(350,p.decrease10,!0,p.minimo):c(350,p.increase10,!0,p.maximo):p.clickPos.y<p.prePos?c(350,p.increase10,!0,p.maximo):c(350,p.decrease10,!0,p.minimo))}function d(c){p.canvasClick=!1;a.clearTimeout(x)}function e(c){1==p.canvasClick&&(p.clickPos=a.getCursorPosition(c,p.container),c.preventDefault())}function k(a){p.scrollClick=!1;p.prePos=p.pos;window.removeEventListener("mouseup",k,!1);window.removeEventListener("mousemove",g,!1);a.preventDefault()}function f(a){p.scrollClick=
!1;p.prePos=p.pos;window.removeEventListener("touchend",f,!1);window.removeEventListener("touchmove",g,!1);a.preventDefault()}function g(c){var b=a.getCursorPosition(c,p.container);"h"==p.orientation?(p.pos=p.prePos-(p.initPos.x-b.x),p.pos<p.limInf&&(p.pos=p.limInf),p.pos>p.limSup&&(p.pos=p.limSup),p.scrollHandler.setAttribute("style","width:"+p.scrollHandlerW+"px;height:"+p.h+"px;left:"+p.pos+"px;top:0;")):(p.pos=p.prePos-(p.initPos.y-b.y),p.pos>p.limInf&&(p.pos=p.limInf),p.pos<p.limSup&&(p.pos=
p.limSup),p.scrollHandler.setAttribute("style","width:"+p.w+"px;height:"+p.scrollHandlerH+"px;left:0;top:"+p.pos+"px;"));p.changeValueForScrollMovement();c.preventDefault()}function h(b){b.preventDefault();p.whichBtn=a.whichBtn(b);"L"==p.whichBtn&&p.activeIfValue&&(p.up=!0,c(350,p.increase,!0,p.maximo))}function n(b){b.preventDefault();p.whichBtn=a.whichBtn(b);"L"==p.whichBtn&&p.activeIfValue&&(p.down=!0,c(350,p.decrease,!0,p.minimo))}function l(c){p.down=!1;a.clearTimeout(x);c.preventDefault()}function r(c){p.up=
!1;a.clearTimeout(x);p.draw()}function m(c){p.down=!1;a.clearTimeout(x);p.draw()}var p=this,x;p.canvas.oncontextmenu=p.divUp.oncontextmenu=p.divDown.oncontextmenu=p.label.oncontextmenu=p.field.oncontextmenu=p.scrollHandler.oncontextmenu=function(){return!1};this.field.addEventListener("keydown",function(a){13==a.keyCode&&p.changeValue(p.field.value)});this.canvas.addEventListener("touchstart",b);this.canvas.addEventListener("mousedown",b);this.divDown.addEventListener("mouseout",l);window.addEventListener("touchend",
d);window.addEventListener("mouseup",d);this.canvas.addEventListener("touchmove",e);this.canvas.addEventListener("mousemove",e);this.scrollHandler.addEventListener("touchstart",function(c){p.activeIfValue&&(p.scrollClick=!0,p.initPos=a.getCursorPosition(c,p.container),window.addEventListener("touchend",f),window.addEventListener("touchmove",g),c.preventDefault())});this.scrollHandler.addEventListener("mousedown",function(c){p.activeIfValue&&(p.scrollClick=!0,p.initPos=a.getCursorPosition(c,p.container),
window.addEventListener("mouseup",k),window.addEventListener("mousemove",g),c.preventDefault())});this.divUp.addEventListener("touchstart",h);this.divUp.addEventListener("mousedown",h);this.divDown.addEventListener("touchstart",n);this.divDown.addEventListener("mousedown",n);this.divUp.addEventListener("mouseout",function(c){p.up=!1;a.clearTimeout(x);c.preventDefault()});this.divDown.addEventListener("mouseout",l);window.addEventListener("touchend",r);window.addEventListener("mouseup",r);window.addEventListener("touchend",
m);window.addEventListener("mouseup",m)};a.Scrollbar=z;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f,d,e=function(d,e){var b=a.Control.call(this,d,e)||this;b.controls=e.controls||!0;b.file=e.file||"";b.oldDrawIf=0;d=b.evaluator.eval(b.expresion);4==d[0].length?(b.w=d[0][2],b.h=d[0][3]):(b.w=200,b.h=28);b.audio=b.parent.getAudio(b.file);b.oldFile=b.file;"]"===b.file.charAt(b.file.length-1)&&(b.file=b.evaluator.parser.parse(b.file.substring(1,b.file.length-1)));b.autoplay&&(b.audio.setAttribute("autoplay","autoplay"),b.audio.play());b.loop&&b.audio.setAttribute("loop",
"loop");b.controls&&b.audio.setAttribute("controls","controls");b.audio.setAttribute("style","position:absolute;width:"+b.w+"px;left:"+b.x+"px;top:"+b.y+"px;z-index:"+b.zIndex+";");b.addControlContainer(b.audio);b.evaluator.setFunction(b.id+".play",function(){try{b.audio.play()}catch(l){}return 0});b.evaluator.setFunction(b.id+".pause",function(){try{b.audio.pause()}catch(l){}return 0});b.evaluator.setFunction(b.id+".stop",function(){try{b.audio.pause(),b.audio.currentTime=0}catch(l){}return 0});
b.evaluator.setFunction(b.id+".currentTime",function(a){try{b.audio.currentTime=parseFloat(a)}catch(h){}return 0});b.audio.addEventListener("timeupdate",function(a){b.evaluator.setVariable(b.id+".currentTime",b.audio.currentTime)});return b};$jscomp.inherits(e,a.Control);e.prototype.init=function(){this.audio.style.left=this.x+"px";this.audio.style.top=this.y+"px";this.update()};e.prototype.update=function(){f=this.evaluator;"string"!==typeof this.file&&(this.tmpFile=f.eval(this.file),this.oldFile!==
this.tmpFile&&(this.oldFile=this.audio.src=this.tmpFile));(d=0<f.eval(this.drawif))?this.audio.style.display="block":(this.audio.style.display="none",d!==this.oldDrawIf&&this.audio.pause());this.oldDrawIf=d;this.updatePositionAndSize()};a.Audio=e;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f,d,e=function(d,e){var b=a.Control.call(this,d,e)||this;b.controls=e.controls||!0;b.file=e.file||"";b.oldDrawIf=0;f=b.evaluator;d=f.eval(b.expresion);4==d[0].length?(b.w=d[0][2],b.h=d[0][3]):(b.w=null,b.h=null);d=b.file;e=d.lastIndexOf(".");-1!=e&&(d=b.file.substring(0,e));b.video=a.newHTML("video",{poster:d+".png",style:"position:absolute;overflow:hidden;left:"+b.x+"px;top:"+b.y+"px;outline:none;background:rgba(0,0,0,0);"});b.autoplay&&b.video.setAttribute("autoplay",
"autoplay");b.loop&&b.video.setAttribute("loop","loop");b.controls&&b.video.setAttribute("controls","controls");b.w&&(b.video.setAttribute("width",b.w),b.video.setAttribute("height",b.h));b.video.canPlayType("video/mp4")&&(e=a.newHTML("source",{src:d+".mp4",type:"video/mp4"}),b.video.appendChild(e));b.video.canPlayType("video/ogg")&&(e=a.newHTML("source",{src:d+".ogg",type:"video/ogg"}),b.video.appendChild(e),e=a.newHTML("source",{src:d+".ogv",type:"video/ogg"}),b.video.appendChild(e));b.video.canPlayType("video/webm")&&
(e=a.newHTML("source",{src:d+".webm",type:"video/webm"}),b.video.appendChild(e));b.addControlContainer(b.video);f.setFunction(b.id+".play",function(){try{b.video.play()}catch(l){}return 0});f.setFunction(b.id+".pause",function(){try{b.video.pause()}catch(l){}return 0});f.setFunction(b.id+".stop",function(){try{b.video.pause(),b.video.currentTime=0}catch(l){}return 0});f.setFunction(b.id+".currentTime",function(a){try{b.video.currentTime=parseFloat(a)}catch(h){}return 0});b.video.addEventListener("timeupdate",
function(a){f.setVariable(b.id+".currentTime",b.video.currentTime)});return b};$jscomp.inherits(e,a.Control);e.prototype.init=function(){this.video.style.left=this.x+"px";this.video.style.top=this.y+"px";this.update()};e.prototype.update=function(){f=this.evaluator;(d=0<f.eval(this.drawif))?this.video.style.display="block":(this.video.style.display="none",d!==this.oldDrawIf&&this.video.pause());this.oldDrawIf=d;this.updatePositionAndSize()};a.Video=e;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f,d,e,q=function(d,b){var e=a.Control.call(this,d,b)||this;e.font_family=b.font_family||"Monospaced";e.style=b.style||",PLAIN,";e.font_size=b.font_size||12;typeof("number"!==e.font_size)&&(e.font_size=e.evaluator.eval(e.font_size));e.font=e.font_family+e.style+e.font_size;e.region="interior";e.tabindex=++e.parent.tabindex;if(e.answer){e.answer.match("krypto_")&&(e.answer=(new a.Krypto).decode(e.answer.substring(7)));var f=e.parent.lessonParser.parseText(e.answer)}e.containerControl=
a.newHTML("div",{class:"DescartesTextAreaContainer",id:e.id,spellcheck:"false"});e.textArea=a.newHTML("div",{class:"DescartesTextAreaContainer",contenteditable:"true"});e.textAreaAnswer=a.newHTML("div",{class:"DescartesTextAreaContainer"});e.showButton=a.newHTML("div",{class:"DJS_Gradient"});e.activeCover=a.newHTML("div");e.containerControl.appendChild(e.textArea);e.containerControl.appendChild(e.textAreaAnswer);e.containerControl.appendChild(e.showButton);e.containerControl.appendChild(e.activeCover);
e.addControlContainer(e.containerControl);e.showAnswer=!1;e.text=void 0==e.text||"simpleText"==e.text.type?e.rawText||"":e.text.hasFormula?e.rawText:e.text.toHTML();f&&"simpleText"!==f.type&&(e.answer=e.text.hasFormula?"":f.toHTML());e.evaluator.setVariable(e.id,e.text);var g,p,c;e.evaluator.setFunction(e.id+".insertAtCursor",function(a){(g=window.getSelection())&&g.getRangeAt&&g.rangeCount&&(c=document.createTextNode(a),p=g.getRangeAt(0),p.deleteContents(),p.insertNode(c),p.setStart(c,c.length),
p.setEnd(c,c.length),g.removeAllRanges(),g.addRange(p),e.textArea.focus());return 0});e.evaluator.setFunction(e.id+".update",function(){e.update()});e.addEvents();e.init();return e};$jscomp.inherits(q,a.Control);q.prototype.init=function(){d=this.answer?28:4;f=this.evaluator;var e=this.text.match(/<span/)?this.text:this.text.replace(/\\n/g,"<br/>");this.containerControl.setAttribute("style","width:"+this.w+"px;height:"+this.h+"px;left:"+this.x+"px;top:"+this.y+"px;z-index:"+this.zIndex+";");var b=
"padding:5px;width:"+(this.w-4)+"px;height:"+(this.h-d)+"px;left:2px;top:2px;background-color:white;text-align:left;font:"+a.convertFont(this.font)+";line-height:"+this.font_size+"px;";this.textArea.setAttribute("style",b);this.textArea.innerHTML=e;this.textAreaAnswer.setAttribute("style",b+"display:"+(this.showAnswer?"block":"none")+";");this.textAreaAnswer.innerHTML="<span>"+this.answer+"</span>";this.showButton.setAttribute("style","width:20px;height:16px;position:absolute;bottom:4px;right:4px;cursor:pointer;border:1px outset #f0f8ff;display:"+
(this.answer?"block":"none")+";");this.showButton.innerHTML='<span style="position:relative;top:1px;text-align:center;font:11px '+a.sansserif_font+';">S</span>';this.activeCover.setAttribute("style","position:absolute;width:"+this.w+"px;height:"+this.h+"px;left:"+this.x+"px;top:"+this.y+"px;");this.update()};q.prototype.update=function(){f=this.evaluator;this.activeIfValue=0<f.eval(this.activeif);this.drawIfValue=0<f.eval(this.drawif);f.getVariable(this.id)!==this.oldValue&&(this.textArea.innerText=
(f.getVariable(this.id)||"").replace(/\\n/g,"\n"));e=this.textArea.innerText||"";e="\n"===e.charAt(e.length-1)?e.substring(0,e.length-1):e;e=e.replace(/\n/g,"\\n").replace(/\s/g," ");f.setVariable(this.id,e);this.oldFieldValue=e;this.oldValue=f.getVariable(this.id);this.activeCover.style.display=this.activeIfValue?"none":"block";this.containerControl.style.display=this.drawIfValue?"block":"none";this.updatePositionAndSize()};q.prototype.addEvents=function(){function a(a){a.preventDefault()}var b=
this;this.showButton.addEventListener("mousedown",function(a){a.preventDefault();b.showAnswer=!b.showAnswer;b.textAreaAnswer.style.display=b.showAnswer?"block":"none";b.showButton.childNodes[0].childNodes[0].textContent=b.showAnswer?"T":"S"});this.showButton.addEventListener("mouseup",a);this.showButton.addEventListener("mouseout",a);this.textArea.addEventListener("blur",function(){var a=window.getSelection();b.cursorInd=a.focusOffset});this.textArea.addEventListener("paste",function(a){a.preventDefault();
document.execCommand("insertHTML",!1,a.clipboardData.getData("text/plain"))});this.textArea.addEventListener("keydown",function(a){if("PageDown"===a.key||"PageUp"===a.key)a.stopPropagation(),a.preventDefault()})};a.TextArea=q;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=2*Math.PI,d,e,q,m,b,l,h,g,p,c,r,k,v=function(b,d){var k=a.Control.call(this,b,d)||this;e=b.evaluator.parser;k.spaceID=d.spaceID||"";k.text=d.text||"";k.size=d.size||e.parse("4");k.font=d.font||"Monospaced,PLAIN,12";k.image=new Image;k.image.onload=function(){this.ready=1};k.imageSrc=d.imageSrc||"";k.font=a.convertFont(k.font);if(k.constraintExpr){k.constraint=e.parse(k.constraintExpr);"(expr)"==k.constraint.type&&(k.constraint=e.parse(k.constraintExpr.substring(1,
k.constraintExpr.length-1)));if("compOperator"==k.constraint.type){d=k.constraint.childs[0];var f=k.constraint.childs[1];"identifier"!=d.type||"y"!=d.value||f.contains("y")?"identifier"!=d.type||"x"!=d.value||f.contains("x")?k.newt=new a.R2Newton(k.evaluator,k.constraint):(k.constVar="y",k.noConstVar="x",k.evalConst=k.evalConstXoY,k.constraint=f):(k.constVar="x",k.noConstVar="y",k.evalConst=k.evalConstXoY,k.constraint=f)}else k.constraint=null;c=new a.R2(0,0)}k.container=k.getContainer();k.mouseCatcher=
a.newHTML("div",{class:"DescartesGraphicControl",id:k.id,dragged:!0,tabindex:"-1",style:"cursor:pointer;background-color:rgba(0,0,0,0);z-index:"+k.zIndex+";"});k.ctx=k.space.ctx;k.container.appendChild(k.mouseCatcher);k.addEvents();k.xStr=k.id+".x";k.yStr=k.id+".y";k.activoStr=k.id+".activo";k.activeStr=k.id+".active";""!==k.space.id&&2!==b.version?(k.mxStr=k.space.id+".mouse_x",k.myStr=k.space.id+".mouse_y",k.mclickedStr=k.space.id+".mouse_clicked",k.mclicizquierdoStr=k.space.id+".clic_izquierdo"):
(k.mxStr="mouse_x",k.myStr="mouse_y",k.mclickedStr="mouse_clicked",k.mclicizquierdoStr="clic_izquierdo");k.init();return k};$jscomp.inherits(v,a.Control);v.prototype.init=function(){d=this.evaluator;r=a.hasTouchSupport;var c=d.eval(this.expresion);this.x=c[0][0];this.y=c[0][1];d.setVariable(this.xStr,this.x);d.setVariable(this.yStr,this.y);""==this.imageSrc||this.imageSrc.toLowerCase().match(/vacio.gif$/)?(this.width=2*d.eval(this.size),this.height=2*d.eval(this.size),this._w=r&&48>this.width?48:
this.width,this._h=r&&48>this.height?48:this.height,this.mouseCatcher.style.borderRadius=parseInt(Math.min(this._w,this._h)/2)+"px"):(this.image=this.parent.getImage(this.imageSrc),this.width=this.image.width,this.height=this.image.height,this._w=Math.max(this.width,32),this._h=Math.max(this.height,32));this.mouseCatcher.style.width=this._w+"px";this.mouseCatcher.style.height=this._h+"px";this.mouseCatcher.style.left=parseInt(this.space.getAbsoluteX(this.x)-this._w/2)+"px";this.mouseCatcher.style.top=
parseInt(this.space.getAbsoluteY(this.y)-this._h/2)+"px";d.setVariable(this.activoStr,0);d.setVariable(this.activeStr,0);this.setImage=!1;this.update()};v.prototype.update=function(){d=this.evaluator;this.activeIfValue=0<d.eval(this.activeif);this.drawIfValue=0<d.eval(this.drawif);this.x=d.getVariable(this.xStr);this.y=d.getVariable(this.yStr);q=this.space.getAbsoluteX(this.x);m=this.space.getAbsoluteY(this.y);this.mouseCatcher.style.display=this.activeIfValue?"block":"none";this.mouseCatcher.style.left=
parseInt(q-this._w/2)+"px";this.mouseCatcher.style.top=parseInt(m-this._h/2)+"px";this.constraint&&this.evalConst();this.draw()};v.prototype.draw=function(){d=this.evaluator;this.drawIfValue&&(g=this.ctx,p=this.space.backgroundCtx,q=parseInt(this.space.getAbsoluteX(this.x))+.5,m=parseInt(this.space.getAbsoluteY(this.y))+.5,""!=this.text&&this.drawText(q,m),this.image.ready?(b=this.image.width/2,l=this.image.height/2,this.image.complete&&!this.setImage&&g.drawImage(this.image,parseInt(q-b),parseInt(m-
l)),this.trace&&(p.save(),p.translate(q,m),p.scale(parseInt(b),parseInt(l)),p.beginPath(),p.arc(0,0,1,0,f),p.restore(),p.lineWidth=1,p.strokeStyle=this.trace.getColor(),p.stroke())):(b=parseInt(this.width/2),g.beginPath(),g.arc(q,m,b,0,f),g.fillStyle=this.colorInt.getColor(),g.fill(),g.lineWidth=1,g.strokeStyle=this.color.getColor(),g.stroke(),this.active&&(g.strokeStyle=this.colorInt.borderColor(),g.beginPath(),g.arc(q,m,b-2,0,f),g.stroke()),this.trace&&(p.strokeStyle=this.trace.getColor(),p.beginPath(),
p.arc(q,m,b,0,f),p.stroke())))};v.prototype.evalConst=function(){c.set(this.x,this.y);h=this.newt.findZero(c,1/this.space.scale,!0);this.x=h.x;this.y=h.y;this.evaluator.setVariable(this.xStr,this.x);this.evaluator.setVariable(this.yStr,this.y)};v.prototype.evalConstXoY=function(){d=this.evaluator;k=d.getVariable(this.constVar);d.setVariable(this.constVar,this[this.constVar]);this[this.noConstVar]=d.eval(this.constraint);d.setVariable(this.xStr,this.x);d.setVariable(this.yStr,this.y);d.setVariable(this.constVar,
k)};v.prototype.drawText=function(a,c){g=this.ctx;d=this.evaluator;"simpleText"==this.text.type?(g.fillStyle=this.color.getColor(),g.font=this.font,g.textBaseline="alphabetic",g.fillText(this.text.toString(d.eval(this.decimals),this.fixed),parseInt(a+1+this.width/2),parseInt(c-1-this.height/2))):(g.fillStyle=this.color.getColor(),g.strokeStyle=this.color.getColor(),g.textBaseline="alphabetic",this.text.draw(g,parseInt(a+1+this.width/2),parseInt(c-1-this.height/2),this.decimals,this.fixed,"start",
!0,this.color.getColor()))};v.prototype.getContainer=function(){for(var a=this.parent.spaces,c,b=0,d=a.length;b<d;b++)if(c=a[b],c.id==this.spaceID)return c.addCtr(this),this.zIndex=c.zIndex,this.space=c,c.graphicControlContainer;a[0].addCtr(this);this.zIndex=a[0].zIndex;this.space=a[0];return a[0].graphicControlContainer};v.prototype.deactivate=function(){this.active=!1;this.evaluator.setVariable(this.activoStr,0);this.evaluator.setVariable(this.activeStr,0);this.evaluator.setVariable(this.mclicizquierdoStr,
0)};v.prototype.addEvents=function(){function c(c){document.body.focus();c.preventDefault();f.whichBtn=a.whichBtn(c);"L"==f.whichBtn&&f.activeIfValue&&(f.parent.deactivateGraphicControls(),f.click=f.active=!0,f.evaluator.setVariable(f.activoStr,1),f.evaluator.setVariable(f.activeStr,1),f.evaluator.setVariable(f.mclickedStr,0),f.evaluator.setVariable(f.mclicizquierdoStr,0),f.posAnte=a.getCursorPosition(c,f.container),f.prePos={x:f.space.getAbsoluteX(f.x),y:f.space.getAbsoluteY(f.y)},f.evaluator.setVariable(f.mxStr,
f.space.getRelativeX(f.posAnte.x)),f.evaluator.setVariable(f.myStr,f.space.getRelativeY(f.posAnte.y)),f.parent.update(),window.addEventListener("touchend",b),window.addEventListener("touchmove",d),window.addEventListener("mouseup",b),window.addEventListener("mousemove",d))}function b(c){document.body.focus();c.preventDefault();c.stopPropagation();f.evaluator.setVariable(f.mclickedStr,1);f.evaluator.setVariable(f.mclicizquierdoStr,1);if(f.activeIfValue||f.active)f.click=!1,window.removeEventListener("mouseup",
b),window.removeEventListener("mousemove",d),window.removeEventListener("touchend",b),window.removeEventListener("touchmove",d),k=a.getCursorPosition(c,f.container)||k,f.posX=f.prePos.x-(f.posAnte.x-k.x),f.posY=f.prePos.y-(f.posAnte.y-k.y),f.evaluator.setVariable(f.xStr,f.space.getRelativeX(f.posX)),f.evaluator.setVariable(f.yStr,f.space.getRelativeY(f.posY)),f.evaluator.setVariable(f.mxStr,f.space.getRelativeX(k.x)),f.evaluator.setVariable(f.myStr,f.space.getRelativeY(k.y)),f.parent.updateControls(),
f.parent.update(),f.mouseCatcher.style.left=f.space.getAbsoluteX(f.x)-f._w/2+"px",f.mouseCatcher.style.top=f.space.getAbsoluteY(f.y)-f._h/2+"px";f.parent.deactivateGraphicControls();f.parent.updateControls()}function d(c){c.preventDefault();f.evaluator.setVariable(f.mclickedStr,0);f.evaluator.setVariable(f.mclicizquierdoStr,0);k=a.getCursorPosition(c,f.container);f.posX=f.prePos.x-(f.posAnte.x-k.x);f.posY=f.prePos.y-(f.posAnte.y-k.y);f.evaluator.setVariable(f.xStr,f.space.getRelativeX(f.posX));f.evaluator.setVariable(f.yStr,
f.space.getRelativeY(f.posY));f.evaluator.setVariable(f.mxStr,f.space.getRelativeX(k.x));f.evaluator.setVariable(f.myStr,f.space.getRelativeY(k.y));80<Date.now()-e&&(f.parent.updateControls(),f.parent.update(),e=Date.now())}var e=0,k,f=this;this.active=this.over=this.click=!1;this.mouseCatcher.oncontextmenu=function(){return!1};this.mouseCatcher.addEventListener("touchstart",c);this.mouseCatcher.addEventListener("mousedown",c);this.mouseCatcher.addEventListener("mouseover",function(a){f.over=!0});
this.mouseCatcher.addEventListener("mouseout",function(a){f.over=!1;f.click=!1})};a.GraphicControl=v;return a}(descartesJS||{});
descartesJS=function(a,f){var d,e,q,m,b,l,h,g,p,c;function r(a){return a.charAt(0).toUpperCase()+a.substring(1)}if(a.loadLib)return a;var k=/[\w-//]*(\.png|\.jpg|\.gif|\.svg)/gi,v,x,u,n,y,w,z,B,E,J,G,H,A,I,C,M,N,O,F,D,K,L,P,R,Q,W,V,U,T,S=function(c){this.parent=c;this.parser=c.evaluator.parser;this.RTFparser=new a.RTFParser(c.evaluator)};S.prototype.parseButtonsConfig=function(a){var c={rowsNorth:0,rowsSouth:0,widthEast:125,widthWest:125,height:23};a=this.split(a);for(var b=0,d=a.length;b<d;b++)switch(u=
a[b][0],n=a[b][1],x=f[u],x){case "rowsNorth":case "rowsSouth":case "widthEast":case "widthWest":case "height":c[x]=parseInt(n);break;case "about":case "config":case "init":case "clear":c[x]="true"===f[n];break;default:console.warn("Propiedad de botones no identificada: <"+u+"> valor: <"+n+">")}return c};S.prototype.parseSpace=function(c){y={};c=this.split(c);for(var b=0,d=c.length;b<d;b++)switch(u=c[b][0],n=c[b][1],x=f[u],a.DEBUG.paramName=u,a.DEBUG.objectName="Space",x){case "type":if("R2"===n||
"R3"===n)n=f[n];y[x]=n;break;case "id":a.DEBUG.idName=n;case "x_axis":case "y_axis":case "cID":case "file":case "info":y[x]=n;break;case "fixed":case "numbers":case "sensitive_to_mouse_movements":case "3D":case "split":case "resizable":y[x]="true"===f[n];break;case "bg_display":case "render":y[x]=f[n];break;case "net":case "net10":case "axes":case "text":y[x]=""!=n?"false"===f[n]?"":new a.Color(n,this.parent.evaluator):"";break;case "O.x":y.OxExpr=n;break;case "O.y":y.OyExpr=n;break;case "image":y.imageSrc=
n;break;case "x":v=n;"%"===v[v.length-1]?(y.xPercentExpr=v.trim(),v=(this.parent.container.width*parseFloat(v)/100).toString()):v=n;y.xExpr=this.parser.parse(v);break;case "y":v=n;"%"===v[v.length-1]?(y.yPercentExpr=v.trim(),v=(this.parent.container.height*parseFloat(v)/100).toString()):v=n;y.yExpr=this.parser.parse(v);break;case "width":v=n.trim();y.wModExpr=v;"%"===v[v.length-1]?(y.wExpr=v,v=this.parent.container.width*parseFloat(v)/100):(v=parseFloat(n),v!=n&&(v=this.parent.container.width,y._w_=
n.trim()));y.w=v;break;case "height":v=n.trim();y.hModExpr=v;"%"===v[v.length-1]?(y.hExpr=v,v=this.parent.container.height*parseFloat(v)/100):(v=parseFloat(n),v!=n&&(v=this.parent.container.height,y._h_=n.trim()));y.h=v;break;case "drawif":""!=n&&(y.drawif=this.parser.parse(n));break;case "scale":v=parseFloat(n);isNaN(v)&&(v=48);y.scale=v;break;case "background":y.background=new a.Color(n,this.parent.evaluator);break;default:console.warn("Propiedad del espacio no identificada: <"+u+"> valor: <"+n+
">")}return new a["Space"+y.type](this.parent,y)};S.prototype.parseControl=function(c){w={type:"Numeric",gui:"Spinner"};c=this.split(c);for(var b=0,d=c.length;b<d;b++)switch(u=c[b][0],n=c[b][1],x=f[u],a.DEBUG.paramName=u,a.DEBUG.objectName="Control",x){case "type":v=f[n.trim()];"graphic"===v?v="GraphicControl":"text"===v&&(v="TextArea");w.type=r(v);break;case "gui":v=f[n];"textfield"===v&&(v="TextField");w[x]=r(v);break;case "id":a.DEBUG.idName=n;case "name":case "parameter":case "tooltip":case "tooltipFont":case "Explanation":case "ExplanationFont":case "cID":case "options":case "font":case "font_family":case "file":case "answer":case "cssClass":case "radio_group":case "info":w[x]=
n;break;case "region":case "action":case "msg_pos":case "poster":case "text_align":case "image_align":w[x]=f[n];break;case "fixed":case "visible":case "discrete":case "onlyText":case "evaluate":case "autoplay":case "loop":case "controls":case "flat":w[x]="true"===f[n];break;case "color":case "colorInt":case "trace":w[x]=new a.Color(n,this.parent.evaluator);break;case "font_size":case "drawif":case "activeif":case "decimals":case "min":case "max":case "size":""!==n&&(w[x]=this.parser.parse(n));break;
case "constraint":w.constraintExpr=n;break;case "image":w.imageSrc=n;break;case "space":w.spaceID=n;break;case "expresion":w.expresion=this.parser.parse(n.replace(")(",","));break;case "borderColor":w[x]="false"===f[n]?"":n;break;case "bold":"false"!=f[n]&&(w.bold="bold");break;case "italics":"false"!=f[n]&&(w.italics="italic");break;case "underlined":"false"!=f[n]&&(w.underlined=!0);break;case "value":var e=n.replace(/&squot;/g,"'");e.match(/^\|/)&&(e="'"+e.substring(1),e.match(/\|$/)&&(e=e.substring(0,
e.length-1)+"'"));w.valueExpr=this.parser.parse(e);w.valueExprString=e;break;case "incr":0!=n&&(w.incr=this.parser.parse(n));break;case "exponentialif":w.exponentialif=parseFloat(n);break;case "text":w.rawText=n;e=this.parseText(n);for(var k=0,g=e.length;k<g;k++)e[k]=this.parser.parse(e[k],!1);w.text=e;break;default:k=u.indexOf("."),e=f[u.substring(0,k)],k=f[u.substring(k+1)],"parameter"===e&&"font"===k?w.parameterFont=n:"Explanation"===e&&"font"===k?w.ExplanationFont=n:"tooltip"===e&&"font"===k?
w.tooltipFont=n:console.warn("Propiedad de control no identificada: <"+u+"> valor: <"+n+">")}return new a["Numeric"===w.type?w.gui:w.type](this.parent,w)};S.prototype.parseGraphic=function(c,b,d,e){z={rotateExp:e,parameter:"t"};c=this.split(c);e=0;for(var g=c.length;e<g;e++)if(u=c[e][0],n=c[e][1],x=f[u],a.DEBUG.paramName=u,a.DEBUG.objectName="Graphic",""!=n)switch(x){case "type":a.DEBUG.idName=n;z[x]=r(f[n]);break;case "align":case "anchor":case "lineDash":z[x]=f[n];break;case "background":case "abs_coord":case "visible":case "editable":case "fixed":case "vectors":case "bold":case "italics":case "underlined":z[x]=
"true"===f[n];break;case "color":case "fill":case "fillP":case "fillM":case "arrow":case "trace":z[x]="false"===f[n]?"":new a.Color(n,this.parent.evaluator);break;case "family":case "parameter":case "info":case "font":case "font_family":case "name":case "init":case "end":z[x]=n;break;case "drawif":case "width":case "decimals":case "size":case "spear":case "center":case "radius":case "border_radius":case "opacity":case "inirot":case "inipos":case "range":""!==n&&(z[x]=this.parser.parse(n));break;case "font_size":n=
n.trim();n.match(/^\[.*\]?/)&&(n=n.substring(1,n.length-1));""!==n&&(z[x]=this.parser.parse(n));break;case "space":z.spaceID=n;break;case "expresion":""!==n&&("Macro"!==z.type?(z.expresion=this.parser.parse(n),z.expresionString=n):z.expresion=n);break;case "text":z.text=n;break;case "file":var h=n.replace(/&squot;/g,"'");"["===h.charAt(0)&&"]"===h.charAt(h.length-1)&&(h=h.substring(1,h.length-1));h.match(k)&&(h="'"+h+"'");z.file=this.parser.parse(h);break;case "border":""!=n&&"false"!=f[n]&&(z.border=
new a.Color(n,this.parent.evaluator));break;default:if(void 0!=z.family&&u.substring(0,z.family.length+1)===z.family+".")switch(f[u.substring(z.family.length+1)]){case "interval":""!=n&&(z.family_interval=this.parser.parse(n));break;case "steps":""!=n&&(z.family_steps=this.parser.parse(n))}else if(void 0!=z.parameter&&u.match(z.parameter+"."))switch(z.parameter!==u.substring(0,u.indexOf(z.parameter)+z.parameter.length)&&(z.parameter=u.substring(0,u.indexOf(z.parameter)+z.parameter.length)),f[u.substring(z.parameter.length+
1)]){case "interval":""!=n&&(z.parameter_interval=this.parser.parse(n));break;case "steps":""!=n&&(z.parameter_steps=this.parser.parse(n))}else console.warn("Propiedad del gr\u00e1fico no identificada: <"+u+"> valor: <"+n+">")}b&&(z.abs_coord=b);d&&(z.background=d);return new a[z.type](this.parent,z)};S.prototype.parse3DGraphic=function(c,b,d,e){z={rotateExp:e,parameter:"t"};c=this.split(c);b=0;for(d=c.length;b<d;b++)switch(u=c[b][0],n=c[b][1],x=f[u],a.DEBUG.paramName=u,a.DEBUG.objectName="Graphic3D",
x){case "type":a.DEBUG.idName=n;v=f[n];switch(v){case "cube":case "box":case "tetrahedron":case "octahedron":case "sphere":case "dodecahedron":case "icosahedron":case "ellipsoid":case "cone":case "cylinder":case "torus":case "mesh":z.subType=v,v="OtherGeometry"}z[x]=r(v);break;case "model":case "lineDash":z[x]=f[n];break;case "fill":z[x]="false"===f[n]?"":new a.Color(n,this.parent.evaluator);break;case "background":case "fixed":case "split":case "bold":case "italics":case "underlined":z[x]="true"===
f[n];break;case "edges":"false"===f[n]?z[x]="":("true"===f[n]&&(n="808080"),z[x]=new a.Color(n,this.parent.evaluator));break;case "color":case "backcolor":z[x]=new a.Color(n,this.parent.evaluator);break;case "drawif":case "width":case "length":case "height":case "R":case "r":case "decimals":case "Nu":case "Nv":case "inipos":case "endpos":case "offset_angle":case "offset_dist":case "font_size":""!=n&&(z[x]=this.parser.parse(n));break;case "family":case "parameter":case "font":case "font_family":case "name":case "inirot":case "endrot":case "info":z[x]=
n;break;case "space":z.spaceID=n;break;case "expresion":"Macro"!=z.type&&"Curve"!=z.type&&"Surface"!=z.type?(z.expresion=this.parser.parse(n),z.expresionString=n):z.expresion=n.replace(/\\n/g,";");break;case "text":z.text=n;break;case "file":e=n.replace(/&squot;/g,"'");"["===e.charAt(0)&&"]"===e.charAt(e.length-1)&&(e=e.substring(1,e.length-1));e.match(/./)&&(e="'"+e+"'");z.file=this.parser.parse(e);break;default:void 0!==z.family&&u.substring(0,z.family.length+1)===z.family+"."?"interval"===f[u.substring(z.family.length+
1)]?""!=n&&(z.family_interval=this.parser.parse(n)):""!=n&&(z.family_steps=this.parser.parse(n)):console.warn("Propiedad del gr\u00e1fico 3D no identificada: <"+u+"> valor: <"+n+">")}return new a[z.type+"3D"](this.parent,z)};S.prototype.parseAuxiliar=function(c){B={};c=this.split(c);for(var b=0,d=c.length;b<d;b++)c[b][1]=c[b][1].replace(/&squot;/g,"'");b=0;for(d=c.length;b<d;b++)switch(u=c[b][0],n=c[b][1],x=f[u],a.DEBUG.paramName=u,a.DEBUG.objectName="Auxiliar",x){case "info":case "code":case "doc":break;
case "id":a.DEBUG.idName=n;case "file":case "init":case "doExpr":case "whileExpr":case "range":case "local":case "expresion":case "condition":case "parameter":B[x]=n.replace(/&squot;/g,"'");break;case "editable":case "constant":case "array":case "matrix":case "algorithm":case "event":case "sequence":B[x]="true"===f[n];break;case "size":case "rows":case "columns":case "x":case "y":case "width":case "height":B[x]=this.parser.parse(n);break;case "evaluate":case "execution":case "msg_pos":case "action":case "type":B[x]=
f[n];break;default:var e=u.indexOf("."),k=f[u.substring(0,e)];e=f[u.substring(e+1)];"parameter"===k&&"font"===e?B.parameterFont=n:console.warn("Propiedad del auxiliar no identificada: <"+u+"> valor: <"+n+">")}B.sequence?B.type="sequence":B.constant?B.type="constant":B.algorithm&&B.evaluate?B.type="algorithm":B.array&&!B.matrix&&")"!=B.id.charAt(B.id.length-1)?B.type="vector":B.matrix&&")"!=B.id.charAt(B.id.length-1)?B.type="matrix":B.event&&")"!=B.id.charAt(B.id.length-1)?B.type="event":"library"===
B.type?B.type="library":")"===B.id.charAt(B.id.length-1)?B.type="function":B.type="variable";a.DEBUG.typeName=B.type;switch(B.type){case "sequence":new a.Function(this.parent,B);break;case "constant":c=new a.Constant(this.parent,B);B.evaluate&&"always"===B.evaluate&&this.parent.auxiliaries.push(c);break;case "algorithm":this.parent.auxiliaries.push(new a.Algorithm(this.parent,B));break;case "vector":c=new a.Vector(this.parent,B);B.evaluate&&"always"===B.evaluate&&this.parent.auxiliaries.push(c);break;
case "matrix":c=new a.Matrix(this.parent,B);B.evaluate&&"always"===B.evaluate&&this.parent.auxiliaries.push(c);break;case "event":this.parent.events.push(new a.Event(this.parent,B));break;case "library":new a.Library(this.parent,B);break;case "variable":new a.Variable(this.parent,B);break;default:new a.Function(this.parent,B)}};S.prototype.parseAction=function(c){E=c.action;J=c.parent;G=c.parameter;return E?new (a[r(E)])(J,G):{execute:function(){}}};S.prototype.parseAnimation=function(c){var b={};
c=this.split(c);for(var d=0,e=c.length;d<e;d++)switch(u=c[d][0],n=c[d][1],x=f[u],x){case "id":case "delay":case "init":case "doExpr":case "whileExpr":b[x]=n.replace(/&squot;/g,"'");break;case "controls":case "auto":case "loop":case "algorithm":case "evaluate":b[x]="true"===f[n];break;default:console.warn("Propiedad de la animaci\u00f3n no identificada: <"+u+">  <"+n+">")}return new a.Animation(this.parent,b)};S.prototype.parsePleca=function(k,f){k=this.split(k);e=d="";q=0;m="#536891";b="white";l=
"left";h="";g="SansSerif,BOLD,20";p="SansSerif,PLAIN,18";c=void 0;for(var r=0,x=k.length;r<x;r++)switch(u=k[r][0],n=k[r][1],u){case "title":d=n;break;case "subtitle":e=n;break;case "subtitlines":q=n;break;case "bgcolor":""!=n&&(m=(new a.Color(n,this.parent.evaluator)).getColor());break;case "fgcolor":""!=n&&(b=(new a.Color(n,this.parent.evaluator)).getColor());break;case "align":""!=n&&(l=n);break;case "titleimage":h=n;break;case "titlefont":g=""!=n?a.convertFont(n):a.convertFont(g);break;case "subtitlefont":p=
""!=n?a.convertFont(n):a.convertFont(p);break;default:console.warn("Propiedad de la pleca no identificada: <"+u+">  <"+n+">")}if(""===d&&""===e)return a.newHTML("div");O=p.substring(0,p.indexOf("px"));O=O.substring(O.lastIndexOf(" "));""!=h&&(F=this.parent.getImage(h),D=F.height);c=a.newHTML("div",{id:"descartesPleca"});D?(c.setAttribute("style","position:absolute;left:0;top:0;text-align:"+l+";width:"+f+"px;height:"+D+"px;background-color:"+m+";color:"+b+";padding-top:8px;padding:8px 15px 8px 15px;margin:0;overflow:hidden;z-index:1;"),
F.setAttribute("style","position: absolute;left:0;top:0;z-index:-1;width:100%;height:100%;"),c.appendChild(F)):c.setAttribute("style","position:absolute;left:0;top:0;text-align:"+l+";width:"+f+"px;background:"+m+";color:"+b+";padding:12px 15px 12px 15px;margin:0;z-index:100;");K=a.newHTML("div",{style:"padding:0;margin:0;font:"+g+";overflow:hidden;white-space:nowrap;"});K.innerHTML=d;L=a.newHTML("div");if(1===parseInt(q)){V=0;P=a.newHTML("div");P.innerHTML=e;document.body.appendChild(P);Q=O;do Q-=
V,P.setAttribute("style","padding:0;margin:0;font:"+p+";font-size:"+Q+"px;width:"+(f-30)+"px;line-height:"+Q+"px;"),R=P.offsetHeight,W=R/Q,V=1;while(1<W&&8<Q);document.body.removeChild(P);L.setAttribute("style","padding:0;margin:0;font:"+p+";font-size:"+Q+"px;line-height:1em;overflow:hidden;white-space:nowrap;")}else L.setAttribute("style","padding:0;margin:0;font:"+p+";line-height:1em;");L.innerHTML=e;c.appendChild(K);c.appendChild(L);c.imageHeight=D;return c};S.prototype.split=function(a){if("string"!==
typeof a)return[];H=[];a=(a||"").replace(/\\'/g,"\u2019");A=I=M=0;for(C=N=!1;A<a.length;)" "!==a.charAt(A)||C||A++," "===a.charAt(A)||C||(C=!0,M=A),"="!==a.charAt(A)||"'"!==a.charAt(A+1)||N||(N=!0,H[I]=[a.substring(M,A)],M=A+2,A+=2),N&&"'"===a.charAt(A)&&(C=N=!1,H[I].push(a.substring(M,A)),I++),"="!==a.charAt(A)||"'"===a.charAt(A+1)||N||(H[I]=[a.substring(M,A)],M=A+1,A++,U=a.substring(A).indexOf("="),-1===U?T=U=a.length:(U+=A,T=a.substring(A,U).lastIndexOf(" "),T=-1===T?a.length:T+A),H[I].push(a.substring(M,
T)),I++,C=!1,A=T),A++;return H};S.prototype.parseText=function(c){c=c||"";return c.match(/^\{\\rtf1/)?this.RTFparser.parse(c.substring(10)):new a.SimpleText(this.parent,c)};a.LessonParser=S;return a}(descartesJS||{},babel);
descartesJS=function(a){function f(a,c){if(0==c)return 1;if(0>c)return NaN;if(0<=a||l(c)===c)return Math.pow(a,c);if(0>a){var b=1/c,d=l(b);if(d===b&&1===d%2)return-Math.pow(-a,c)}return NaN}function d(a,c){x=[];x.type="matrix";x.rows=a;x.cols=c;n=0;for(y=c;n<y;n++)x[n]=Array(a).fill(0);return x}function e(a,c){k=a.rows;v=a.cols;x=d(k,v);var b;for(n=0;n<k;n++)for(u=0;u<v;u++){for(y=b=0;y<v;y++)b+=a[y][n]*c[u][y];x[u][n]=b}return x}function q(a,c,b){for(var e=d(b.length-1,b.length-1),k=0,f=e.length;k<
f;k++)for(var g=0;g<f;g++)e[k][g]=k<a?g<c?b[k][g]:b[k][g+1]:k<c?b[k+1][g]:b[k+1][g+1];return e}function m(a){if(1<a.cols){for(var c=0,b=1,d=0,e=a.cols;d<e;d++)c+=b*a[0][d]*m(q(0,d,a)),b=-b;return c}return a[0][0]}if(a.loadLib)return a;var b={},l=Math.floor,h,g,p,c,r,k,v,x,u,n,y,w=function(a,c){this.sep="";this.type=a;this.value=c;this.parent=null;this.childs=[]};w.prototype.getRoot=function(){return null===this.parent?this:this.parent.getRoot()};w.prototype.addChild=function(a){a.parent=this;this.childs.push(a)};
w.prototype.replaceLastChild=function(a){p=this.childs.length-1;g=this.childs[p];g.parent=null;this.childs[p]=a;a.parent=this;return a};w.prototype.contains=function(a){if(this.value===a)return!0;for(var c=0,b=this.childs.length;c<b;c++)if(this.childs[c].contains(a))return!0;return!1};w.prototype.equalToMinus=function(){return"compOperator"===this.type?(this.type="operator",this.value="-",r=new w("compOperator","=="),r.addChild(this),r.addChild(new w("number","0")),c=this.getRoot(),c.setAllEvalFun(),
c):this};w.prototype.setAllEvalFun=function(){this.setEvalFun();for(var a=0,c=this.childs.length;a<c;a++)this.childs[a].setAllEvalFun()};w.prototype.setEvalFun=function(){if("number"===this.type)this.evaluate=function(){return parseFloat(this.value)};else if("string"===this.type)this.evaluate=function(){return this.value.replace(/\\u0027/g,"'")};else if("identifier"===this.type&&0===this.childs.length)if("rnd"===this.value)this.evaluate=function(){return Math.random()};else{var c;this.evaluate=function(a,
b){c=a.variables[this.value];if("object"===typeof c&&void 0==c.length)return c.evaluate(a);void 0==c&&(b||a.matrices[this.value]?c=a.matrices[this.value]:a.vectors[this.value]&&(c=a.vectors[this.value]));return void 0!==c?c:0}}else if("identifier"===this.type&&"square_bracket"===this.childs[0].type&&1===this.childs[0].childs.length){var g;this.evaluate=function(a){try{return g=a.getVector(this.value,this.childs[0].childs[0].evaluate(a)),void 0!==g?g:0}catch(N){return 0}}}else if("identifier"===this.type&&
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function(c){var b=this.childs[0].evaluate(c,!0);c=this.childs[1].evaluate(c,!0);if("matrix"!==b.type||"matrix"!==c.type)return"number"==typeof b&&"string"==typeof c?b=a.removeNeedlessDecimals(b.toString()):"string"==typeof b&&"number"==typeof c&&(c=a.removeNeedlessDecimals(c.toString())),b+c;k=b.rows;v=b.cols;x=d(k,v);for(n=0;n<k;n++)for(u=0;u<v;u++)x[u][n]=b[u][n]+c[u][n];return x}:"-"===this.value?this.evaluate=function(a){var c=this.childs[0].evaluate(a,!0);a=this.childs[1].evaluate(a,!0);if("matrix"!==
c.type||"matrix"!==a.type)return c-a;k=c.rows;v=c.cols;x=d(k,v);for(n=0;n<k;n++)for(u=0;u<v;u++)x[u][n]=c[u][n]-a[u][n];return x}:"*"===this.value?this.evaluate=function(a){var c=this.childs[0].evaluate(a,!0);a=this.childs[1].evaluate(a,!0);return"matrix"!==c.type||"matrix"!==a.type?c*a:e(c,a)}:"/"===this.value?this.evaluate=function(a){var c=this.childs[0].evaluate(a,!0);a=this.childs[1].evaluate(a,!0);if("matrix"!==c.type||"matrix"!==a.type)return c/a;var b=d(a.length,a.length),k=m(a);if(0===k)a=
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function(a){return+(this.childs[0].evaluate(a)<this.childs[1].evaluate(a))}:"<="===this.value?this.evaluate=function(a){return+(this.childs[0].evaluate(a)<=this.childs[1].evaluate(a))}:">"===this.value?this.evaluate=function(a){return+(this.childs[0].evaluate(a)>this.childs[1].evaluate(a))}:">="===this.value?this.evaluate=function(a){return+(this.childs[0].evaluate(a)>=this.childs[1].evaluate(a))}:"=="===this.value?this.evaluate=function(a){return+(this.childs[0].evaluate(a)===this.childs[1].evaluate(a))}:
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var g=function(a,b,d,e){this.type="rtfNode";this.evaluator=e;this.parent=null;this.children=[];this.metrics={ascent:0,descent:0,h:0,w:0,x:0,y:0,offsetX:0,offsetY:0,marginX:0,marginY:0,paddingX:0,paddingY:0};this.value=a;this.style=d;this.changeNodeType(b);this.drawBorder=function(){}};g.prototype.changeNodeType=function(a){this.nodeType=a;this.draw=null;switch(this.nodeType){case "textBlock":this.draw=this.drawTextBlock;break;case "textLineBlock":this.draw=this.drawTextLineBlock;break;case "formula":this.draw=
this.drawFormula;break;case "superIndex":this.draw=this.drawSuperIndex;break;case "subIndex":this.draw=this.drawSubIndex;break;case "dynamicText":this.draw=this.drawDynamicText;this.decimal_symbol=this.evaluator.parent.decimal_symbol;break;case "fraction":this.draw=this.drawFraction;break;case "numerator":case "denominator":this.draw=this.drawNumDen;break;case "radical":this.draw=this.drawRadical;break;case "limit":this.draw=this.drawLimit;break;case "integral":this.draw=this.drawIntegral;break;case "sum":this.draw=
this.drawSum;break;case "matrix":this.draw=this.drawMatrix;break;case "defparts":this.draw=this.drawDefparts;break;case "text":case "newLine":case "mathSymbol":this.draw=this.drawText;break;case "space":this.draw=this.drawSpace;break;case "word":this.draw=this.drawWord;break;case "hyperlink":this.draw=this.drawHyperlink;break;case "index":case "radicand":case "from":case "to":case "what":case "element":this.draw=this.drawGenericBlock;break;case "componentNumCtrl":this.draw=this.drawComponentNumCtrl;
break;case "componentSpace":this.draw=this.drawComponentSpace}};g.prototype.clone=function(){for(var a=new g(this.value,this.nodeType,this.style.clone()),b=0,d=this.children.length;b<d;b++)a.addChild(this.children[b].clone());return a};g.prototype.toStr=function(){for(var a=this.value,b=0,d=this.children.length;b<d;b++)a+=" "+this.children[b].toStr();return a};g.prototype.stringify=function(){var a="{"+('"NT":"'+this.nodeType+'",');a+='"V":"'+(this.value||"")+'",';a+='"C":[';for(var b=0,d=this.children.length;b<
d;b++)a+=this.children[b].stringify()+(b==d-1?"":",");a=a+"],"+('"S":'+JSON.stringify(this.style));return a+"}"};g.prototype.addChild=function(a,b){b&&null!==a.parent&&a.parent.removeChild(a);a.parent=this;this.children.push(a)};g.prototype.removeChild=function(a){var c=this.children.indexOf(a);-1!==c&&(a.parent=null,this.children.splice(c,1))};g.prototype.getFirstTextNode=function(){for(var a=this;0<a.children.length;)a=a.children[0];return a};g.prototype.getLastTextNode=function(){for(var a=this;0<
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(a=new RegExp(a));for(var b=0,d=this.children.length;b<d;b++)c=c.concat(this.children[b].queryAll(a));this.nodeType.match(a)&&c.push(this);return c};g.prototype.insertBefore=function(a,b){a=this.children.indexOf(a);-1!==a&&(b.parent=this,this.children.splice(a,0,b))};g.prototype.insertAfter=function(a,b){a=this.children.indexOf(a);-1!==a&&(b.parent=this,this.children.splice(a+1,0,b))};g.prototype.normalize=function(){for(var a=this.queryAll(/textLineBlock|formula|numerator|denominator|superIndex|subIndex|index|subIndex|radicand|from|to|what|element/),
b=0,d=a.length;b<d;b++)0===a[b].children.length&&a[b].addChild(new g("","text",a[b].style));a=this.queryAll(/formula|fraction|superIndex|subIndex|radical|sum|integral|limit|matrix|defparts|dynamicText|componentNumCtrl|componentSpace/);b=0;for(d=a.length;b<d;b++){var e=a[b];(null===e.prevSibling()||null!==e.prevSibling()&&"text"!==e.prevSibling().nodeType)&&e.parent.insertBefore(e,new g("","text",e.parent.style));(null===e.nextSibling()||null!==e.nextSibling()&&"text"!==e.nextSibling().nodeType)&&
e.parent.insertAfter(e,new g("","text",e.parent.style))}return this};g.prototype.removeEmptyText=function(){for(var a=this.queryAll(/text/),b=0,d=a.length;b<d;b++)""===a[b].value&&a[b].parent&&a[b].parent.removeChild(a[b])};g.prototype.adjustFontSize=function(a){var c=this.style.size;"formula"===this.nodeType&&(a=!0);for(var b=0,d=this.children.length;b<d;b++)"text"===this.children[b].nodeType&&a?(this.children[b].style.size=c,this.children[b].styleString=this.children[b].style.toString()):"index"===
this.children[b].nodeType?(this.children[b].style.size=Math.max(parseInt(c-.5*c),8),this.children[b].styleString=this.children[b].style.toString(),this.children[b].adjustFontSize(!0)):"to"===this.children[b].nodeType||"from"===this.children[b].nodeType?(this.children[b].style.size=Math.max(parseInt(c-.2*c),8),this.children[b].styleString=this.children[b].style.toString(),this.children[b].adjustFontSize(!0)):"numerator"===this.children[b].nodeType||"denominator"===this.children[b].nodeType?(this.children[b].style.size=
Math.max(parseInt(c-.1*c),8),this.children[b].styleString=this.children[b].style.toString(),this.children[b].adjustFontSize(!0)):"subIndex"===this.children[b].nodeType||"superIndex"===this.children[b].nodeType?(this.children[b].style.size=Math.max(parseInt(c-.33*c),8),this.children[b].styleString=this.children[b].style.toString(),this.children[b].adjustFontSize(!0)):(a&&(this.children[b].style.size=c,this.children[b].styleString=this.children[b].style.toString()),this.children[b].adjustFontSize(a))};
g.prototype.propagateStyle=function(a,b){this.style[a]=b;this.styleString=this.style.toString();for(var c=0,d=this.children.length;c<d;c++)this.children[c].propagateStyle(a,b)};g.prototype.update=function(a,b,d,f,g,h,l,p){q=d;m=f;e=l;this.metrics.w=this.metrics.h=0;l=b;if(20<=p)for(d=0;d<this.children.length;d++)this.children[d].breakLines(p);d=0;for(f=this.children.length;d<f;d++){var c=this.children[d];c.updateLine();c.metrics.offsetX=a;c.metrics.y=b;b+=parseInt(c.metrics.ascent+.5);c.metrics.offsetY=
b;g=parseInt(c.metrics.descent+.5)+parseInt(1.5+.05*c.style.size);b+=g;this.metrics.h+=c.metrics.h;this.metrics.w=Math.max(this.metrics.w,c.metrics.w)}b=l;h=h||"";h.match("right")?a-=this.metrics.w:h.match("_center")&&(a-=this.metrics.w/2);h.match("bottom")?b-=this.metrics.h:h.match("center_")&&(b-=this.metrics.h/2);h=this.children;d=0;for(f=h.length;d<f;d++)"left"===h[d].style.align?h[d].metrics.offsetX=a:"right"===h[d].style.align?h[d].metrics.offsetX=a+this.metrics.w-h[d].metrics.w:"center"===
h[d].style.align?h[d].metrics.offsetX=a+(this.metrics.w-h[d].metrics.w)/2:"justify"===h[d].style.align&&20<=p&&(g=d<f-1?h[d+1].value:null,h[d].metrics.offsetX=a,"wrap"===g&&h[d].justifyAux(p)),h[d].metrics.y=b,b+=parseInt(h[d].metrics.ascent+.5),h[d].metrics.offsetY=b,g=parseInt(h[d].metrics.descent+.5)+parseInt(1.5+.05*h[d].style.size),b+=g};g.prototype.breakLines=function(c){for(var b,d=0,e=!1,f=[],h=0,l=this.children.length;h<l;h++)b=this.children[h],e?f.push(b):("text"===b.nodeType||"space"===
b.nodeType?(a.ctx.font=b.style.toString(),b.metrics.w=a.ctx.measureText(b.value).width):"word"===b.nodeType?b.updateLine():"formula"===b.nodeType&&b.updateFormula(),d+=b.metrics.w,d>c&&"space"!==b.nodeType&&0<h&&(e=!0,f.push(b)));if(0<f.length)for(c=new g("wrap","textLineBlock",this.style.clone(),null),this.parent.insertAfter(this,c),h=0,l=f.length;h<l;h++)f[h].parent&&f[h].parent.removeChild(f[h]),c.addChild(f[h])};g.prototype.updateLine=function(c){var b=this;if("textLineBlock"===this.nodeType||
"word"===this.nodeType){this.metrics.w=0;this.metrics.ascent=0;for(var e=this.metrics.descent=0,f=this.children,g,h=0,l=f.length;h<l;h++){g=f[h];if("text"===g.nodeType){a.ctx.font=g.style.toString();var p=""!==g.value?g.value:"\u200a";g.metrics=d(a.ctx.font);g.metrics.w=a.ctx.measureText(p).width;g.metrics.offsetX=e;Object.defineProperties(g.metrics,{x:{get:function(){return b.metrics.offsetX+this.offsetX}},y:{get:function(){return b.metrics.offsetY+this.offsetY}}})}"space"===g.nodeType?(a.ctx.font=
g.style.toString(),g.metrics=d(a.ctx.font),g.metrics.w=h===l-1?0:c?c:a.ctx.measureText(" ").width,g.metrics.offsetX=e,Object.defineProperties(g.metrics,{x:{get:function(){return b.metrics.offsetX+this.offsetX}},y:{get:function(){return b.metrics.offsetY+this.offsetY}}})):"word"===g.nodeType&&(g.updateLine(),g.metrics.offsetX_aux=e,Object.defineProperties(g.metrics,{offsetX:{get:function(){return b.metrics.offsetX+this.offsetX_aux}},offsetY:{get:function(){return b.metrics.offsetY}}}));"hyperlink"===
g.nodeType&&(a.ctx.font=g.styleString,p=""!==g.value?g.value:"\u200a",g.metrics=d(a.ctx.font),g.metrics.w=a.ctx.measureText(p).width,g.metrics.offsetX=e,Object.defineProperties(g.metrics,{x:{get:function(){return b.metrics.offsetX+this.offsetX}},y:{get:function(){return b.metrics.offsetY}}}),g.clickCatcher||(g.clickCatcher=a.newHTML("div",{style:"position:absolute;width:"+g.metrics.w+"px;height:"+g.metrics.h+"px;cursor:pointer;"}),g.clickCatcher.rtfNode=g,g.clickCatcher.action=new a.OpenURL(this.evaluator.parent,
g.URL),g.clickCatcher.addEventListener("click",function(a){this.rtfNode.click=!0;this.action.execute();this.rtfNode.draw(this.rtfNode.ctx)})));"componentNumCtrl"===g.nodeType&&(g.componentNumCtrl=this.evaluator.parent.getControlByCId(g.value),a.ctx.font=g.styleString,g.metrics=d(a.ctx.font),g.metrics.w=g.componentNumCtrl.w,g.metrics.h=g.componentNumCtrl.h,g.metrics.offsetX=e,Object.defineProperties(g.metrics,{x:{get:function(){return b.metrics.offsetX+this.offsetX}},y:{get:function(){return b.metrics.offsetY}}}));
"componentSpace"===g.nodeType?(g.componentSpace=this.evaluator.parent.getSpaceByCId(g.value),a.ctx.font=g.styleString,g.metrics=d(a.ctx.font),g.metrics.w=g.componentSpace.w,g.metrics.h=g.componentSpace.h,g.metrics.offsetX=e,Object.defineProperties(g.metrics,{x:{get:function(){return b.metrics.offsetX+this.offsetX}},y:{get:function(){return b.metrics.offsetY}}})):"formula"===g.nodeType&&(g.updateFormula(),g.metrics.offsetX_aux=e,Object.defineProperties(g.metrics,{x:{get:function(){return this.offsetX}},
y:{get:function(){return this.offsetY}},offsetX:{get:function(){return b.metrics.offsetX+this.marginX+this.offsetX_aux}},offsetY:{get:function(){return b.metrics.offsetY}}}),g.metrics.w+=2*g.metrics.paddingX,g.metrics.ascent+=g.metrics.paddingY,g.metrics.descent+=g.metrics.paddingY,g.metrics.h+=2*g.metrics.paddingY,e+=2*g.metrics.marginX);this.metrics.w+=g.metrics.w+2*g.metrics.marginX;this.metrics.ascent=Math.max(this.metrics.ascent,g.metrics.ascent);this.metrics.descent=Math.max(this.metrics.descent,
g.metrics.descent);e+=g.metrics.w}this.metrics.h=this.metrics.ascent+this.metrics.descent}};g.prototype.updateFormula=function(){var c=this;this.metrics={ascent:0,descent:0,h:0,w:0,x:0,y:0,offsetX:0,offsetY:0,marginX:0,marginY:0,paddingX:0,paddingY:0};for(var b=this.children,e,g=0,h={metrics:{ascent:0,descent:0,h:0,w:0,x:0,y:0,offsetX:0,offsetY:0,marginX:0,marginY:0,paddingX:0,paddingY:0}},l=0,p=b.length;l<p;l++){e=b[l];if("text"===e.nodeType){a.ctx.font=e.style.toString();var y=""!==e.value?e.value:
"\u200a";e.metrics=d(a.ctx.font);e.metrics.w=a.ctx.measureText(y).width;e.metrics.offsetX=g;Object.defineProperties(e.metrics,{x:{get:function(){return c.metrics.offsetX+c.metrics.paddingX+this.offsetX}},y:{get:function(){return c.metrics.offsetY}}});g+=c.metrics.marginX}else if("dynamicText"===e.nodeType){y=void 0===e.decimals?q:e.evaluator.eval(e.decimals);var w=void 0===e.fixed?m:e.fixed,z=e.evaluator.eval(e.value);parseFloat(z).toString()===z.toString()&&(z=w?parseFloat(z).toFixed(y):a.removeNeedlessDecimals(parseFloat(z).toFixed(y)),
z=(""+z).replace(".",e.decimal_symbol));e.evalValue=z;a.ctx.font=e.style.toString();e.metrics=d(a.ctx.font);e.metrics.marginX=parseInt(1.5+.075*this.style.size);e.metrics.paddingX=parseInt(1.5+.075*this.style.size);e.metrics.w=a.ctx.measureText(z).width+2*e.metrics.paddingX;e.metrics.offsetX_aux=g;Object.defineProperties(e.metrics,{x:{get:function(){return this.offsetX}},y:{get:function(){return this.offsetY}},offsetX:{get:function(){return c.metrics.offsetX+c.metrics.paddingX+this.offsetX_aux+this.marginX}},
offsetY:{get:function(){return c.metrics.offsetY}}});g+=2*e.metrics.marginX}if("superIndex"===e.nodeType)y=e,y.updateFormula(),y.metrics.marginX=0*parseInt(1.5+.075*this.style.size),y.metrics.paddingX=0*parseInt(1.5+.075*this.style.size),y.metrics.paddingY=parseInt(1.5+.05*this.style.size),y.metrics.offsetX_aux=g,y.metrics.prevChild=h,Object.defineProperties(y.metrics,{x:{get:function(){return this.offsetX}},y:{get:function(){return this.offsetY}},offsetX:{get:function(){return c.metrics.offsetX+
c.metrics.paddingX+this.offsetX_aux+this.marginX}},offsetY:{get:function(){return c.metrics.offsetY-this.descent+this.prevChild.metrics.descent-parseInt(2*this.prevChild.metrics.h/7)}}}),y.metrics.w+=2*y.metrics.paddingX,y.metrics.ascent+=y.metrics.paddingY,y.metrics.descent+=y.metrics.paddingY,y.metrics.h+=2*y.metrics.paddingY,this.metrics.ascent=y.metrics.descent-y.metrics.prevChild.metrics.descent+parseInt(2*y.metrics.prevChild.metrics.h/7)+y.metrics.ascent,g+=2*y.metrics.marginX;else if("subIndex"===
e.nodeType){var B=e;B.updateFormula();B.metrics.marginX=parseInt(1.5+.09375*this.style.size);B.metrics.paddingX=0*parseInt(1.5+.01875*this.style.size);B.metrics.paddingY=parseInt(1.5+.05*this.style.size);B.metrics.offsetX_aux=g;B.metrics.prevChild=h;Object.defineProperties(B.metrics,{x:{get:function(){return this.offsetX}},y:{get:function(){return this.offsetY}},offsetX:{get:function(){return c.metrics.offsetX+c.metrics.paddingX+this.offsetX_aux+0*this.marginX}},offsetY:{get:function(){return c.metrics.offsetY+
this.ascent+B.metrics.prevChild.metrics.descent-parseInt(4*B.metrics.prevChild.metrics.h/7)}}});B.metrics.w+=B.metrics.paddingX;B.metrics.ascent+=B.metrics.paddingY;B.metrics.descent+=B.metrics.paddingY;B.metrics.h+=2*B.metrics.paddingY;this.metrics.descent=B.metrics.ascent+B.metrics.prevChild.metrics.descent-parseInt(4*B.metrics.prevChild.metrics.h/7)+B.metrics.descent;g+=B.metrics.marginX}else if("fraction"===e.nodeType){w=e;w.updateFormula();y=w.children;z=y[0];y=y[1];w.metrics.marginX=parseInt(1.5+
.075*this.style.size);w.metrics.paddingX=0*parseInt(1.5+.075*this.style.size);w.metrics.paddingY=0*parseInt(1.5+.05*this.style.size);var E=Math.max(z.metrics.w,y.metrics.w)+2*w.metrics.paddingX;w.metrics.prevChild=h;w.metrics.offsetX_aux=g;var J=parseInt(-h.metrics.descent+4*h.metrics.h/9);Object.defineProperties(w.metrics,{x:{get:function(){return this.offsetX}},y:{get:function(){return this.offsetY+J}},offsetX:{get:function(){return c.metrics.offsetX+c.metrics.paddingX+this.marginX+this.offsetX_aux}},
offsetY:{get:function(){return c.metrics.offsetY-J}}});Object.defineProperties(z.metrics,{parent:{value:w},maxWidth:{value:E},x:{get:function(){return this.offsetX}},y:{get:function(){return this.offsetY}},offsetX:{get:function(){return this.parent.metrics.offsetX+parseInt((this.maxWidth-this.w)/2)}},offsetY:{get:function(){return this.parent.metrics.offsetY-this.descent-this.parent.metrics.paddingY}}});Object.defineProperties(y.metrics,{parent:{value:w},maxWidth:{value:E},x:{get:function(){return this.offsetX}},
y:{get:function(){return this.offsetY}},offsetX:{get:function(){return this.parent.metrics.offsetX+parseInt((this.maxWidth-this.w)/2)}},offsetY:{get:function(){return this.parent.metrics.offsetY+this.ascent+this.parent.metrics.paddingY}}});w.metrics.w=E;w.metrics.ascent=z.metrics.h+J+2*w.metrics.paddingY;w.metrics.descent=y.metrics.h-J+2*w.metrics.paddingY;w.metrics.h=z.metrics.h+y.metrics.h+4*w.metrics.paddingY;g+=2*w.metrics.marginX}else if("radical"===e.nodeType){h=e;h.updateFormula();y=h.children;
w=y[0];var G=y[1];h.metrics.marginX=parseInt(1.5+.075*this.style.size);h.metrics.paddingX=parseInt(1.5+.075*this.style.size);h.metrics.paddingY=parseInt(1.5+.05*this.style.size);h.metrics.offsetX_aux=g;Object.defineProperties(h.metrics,{x:{get:function(){return this.offsetX}},y:{get:function(){return this.offsetY}},offsetX:{get:function(){return c.metrics.offsetX+c.metrics.paddingX+this.marginX+this.offsetX_aux}},offsetY:{get:function(){return c.metrics.offsetY}}});y=h.style.size;h.radicalSign={w:y,
scaleX:y/722,scaleY:G.metrics.h/1E3};z=parseInt(w.metrics.w-2*h.radicalSign.w/3);Object.defineProperties(h.radicalSign,{parent:{value:h},displaceIndex:{value:z},x:{get:function(){return this.parent.metrics.offsetX+this.parent.metrics.paddingX+Math.max(this.displaceIndex,0)}},y:{get:function(){return c.metrics.offsetY-G.metrics.ascent}}});Object.defineProperties(w.metrics,{parent:{value:h},displaceIndex:{value:z},fontSize:{value:y},x:{get:function(){return this.offsetX}},y:{get:function(){return this.offsetY}},
offsetX:{get:function(){return this.parent.metrics.offsetX+this.parent.metrics.paddingX+Math.max(this.displaceIndex,0)-this.displaceIndex}},offsetY:{get:function(){return c.metrics.offsetY-this.descent-2*this.fontSize/5}}});Object.defineProperties(G.metrics,{parent:{value:h},displaceIndex:{value:z},x:{get:function(){return this.offsetX}},y:{get:function(){return this.offsetY}},offsetX:{get:function(){return this.parent.metrics.offsetX+this.parent.metrics.paddingX+this.parent.radicalSign.w+Math.max(this.displaceIndex,
0)}},offsetY:{get:function(){return c.metrics.offsetY}}});z=w.metrics.w<2*h.radicalSign.w/3?h.radicalSign.w:parseInt(w.metrics.w+h.radicalSign.w/3);h.metrics.w=z+2*h.metrics.paddingX+G.metrics.w;h.metrics.ascent=Math.max(G.metrics.ascent,w.metrics.h+2*y/5)+h.metrics.paddingY;h.metrics.descent=G.metrics.descent+h.metrics.paddingY;h.metrics.h=h.metrics.ascent+h.metrics.descent;g+=2*h.metrics.marginX}else if("sum"===e.nodeType){w=e;w.updateFormula();y=w.children;z=y[0];E=y[1];var H=y[2];w.metrics.marginX=
parseInt(1.5+.075*this.style.size);w.metrics.paddingX=parseInt(1.5+.075*this.style.size);w.metrics.paddingY=parseInt(1.5+.05*this.style.size);w.metrics.offsetX_aux=g;Object.defineProperties(w.metrics,{x:{get:function(){return this.offsetX}},y:{get:function(){return this.offsetY}},offsetX:{get:function(){return c.metrics.offsetX+c.metrics.paddingX+this.marginX+this.offsetX_aux}},offsetY:{get:function(){return c.metrics.offsetY}}});a.ctx.font=e.style.toString();var A=d(a.ctx.font);h=parseInt(1.2*A.h);
y=parseInt(.5+780*h/1E3);w.sigmaSign={w:y,h:h,scale:h/1E3};var I=Math.max(E.metrics.w,z.metrics.w,w.sigmaSign.w);w.sigmaSign.parent=w;Object.defineProperties(w.sigmaSign,{sumWidth:{value:I},x:{get:function(){return this.parent.metrics.offsetX+this.parent.metrics.paddingX+parseInt((this.sumWidth-this.w)/2)}},y:{get:function(){return c.metrics.offsetY+A.descent-(this.h+A.h)/2}}});y=A.descent-E.metrics.descent-(h+A.h)/2-w.metrics.paddingY;Object.defineProperties(E.metrics,{parent:{value:w},sumWidth:{value:I},
newBaselineTo:{value:y},x:{get:function(){return this.offsetX}},y:{get:function(){return this.offsetY}},offsetX:{get:function(){return this.parent.metrics.offsetX+this.parent.metrics.paddingX+parseInt((this.sumWidth-this.w)/2)}},offsetY:{get:function(){return c.metrics.offsetY+this.newBaselineTo}}});h=z.metrics.ascent+A.descent+(h-A.h)/2+w.metrics.paddingY;Object.defineProperties(z.metrics,{parent:{value:w},sumWidth:{value:I},newBaselineFrom:{value:h},x:{get:function(){return this.offsetX}},y:{get:function(){return this.offsetY}},
offsetX:{get:function(){return this.parent.metrics.offsetX+this.parent.metrics.paddingX+parseInt((this.sumWidth-this.w)/2)}},offsetY:{get:function(){return c.metrics.offsetY+this.newBaselineFrom}}});Object.defineProperties(H.metrics,{parent:{value:w},sumWidth:{value:I},x:{get:function(){return this.offsetX}},y:{get:function(){return this.offsetY}},offsetX:{get:function(){return this.parent.metrics.offsetX+2*this.parent.metrics.paddingX+this.sumWidth}},offsetY:{get:function(){return c.metrics.offsetY}}});
w.metrics.w=I+H.metrics.w+3*w.metrics.paddingX;w.metrics.ascent=Math.max(H.metrics.ascent,-y+E.metrics.ascent)+w.metrics.paddingY;w.metrics.descent=Math.max(H.metrics.descent,h+z.metrics.descent)+w.metrics.paddingY;w.metrics.h=w.metrics.ascent+w.metrics.descent;g+=2*w.metrics.marginX}else if("integral"===e.nodeType){w=e;w.updateFormula();y=w.children;z=y[0];E=y[1];H=y[2];w.metrics.marginX=parseInt(1.5+.075*this.style.size);w.metrics.paddingX=parseInt(1.5+.075*this.style.size);w.metrics.paddingY=parseInt(1.5+
.05*this.style.size);w.metrics.offsetX_aux=g;Object.defineProperties(w.metrics,{x:{get:function(){return this.offsetX}},y:{get:function(){return this.offsetY}},offsetX:{get:function(){return c.metrics.offsetX+c.metrics.paddingX+this.marginX+this.offsetX_aux}},offsetY:{get:function(){return c.metrics.offsetY}}});a.ctx.font=e.style.toString();A=d(a.ctx.font);I=parseInt(1.2*A.h);var C=parseInt(10.5+529*I/1E3);w.sign={w:C,h:I,scale:I/1E3};w.sign.parent=w;Object.defineProperties(w.sign,{x:{get:function(){return this.parent.metrics.offsetX+
this.parent.metrics.paddingX}},y:{get:function(){return c.metrics.offsetY+A.descent-(this.h+A.h)/2}}});y=A.descent-(I+A.h)/2-E.metrics.descent+I/3;Object.defineProperties(E.metrics,{parent:{value:w},integralWidth:{value:C},newBaselineTo:{value:y},x:{get:function(){return this.offsetX}},y:{get:function(){return this.offsetY}},offsetX:{get:function(){return this.parent.metrics.offsetX+this.parent.metrics.paddingX+parseInt(4*this.integralWidth/5)}},offsetY:{get:function(){return c.metrics.offsetY+this.newBaselineTo}}});
h=A.descent+z.metrics.ascent/2;Object.defineProperties(z.metrics,{parent:{value:w},integralWidth:{value:C},newBaselineFrom:{value:h},x:{get:function(){return this.offsetX}},y:{get:function(){return this.offsetY}},offsetX:{get:function(){return this.parent.metrics.offsetX+this.parent.metrics.paddingX+parseInt(2*this.integralWidth/5)}},offsetY:{get:function(){return c.metrics.offsetY+this.newBaselineFrom}}});C=Math.max(parseInt(4*C/5)+E.metrics.w,parseInt(2*C/5+z.metrics.w))+w.metrics.paddingX;Object.defineProperties(H.metrics,
{parent:{value:w},whatDisplace:{value:C},x:{get:function(){return this.offsetX}},y:{get:function(){return this.offsetY}},offsetX:{get:function(){return this.parent.metrics.offsetX+this.parent.metrics.paddingX+this.whatDisplace}},offsetY:{get:function(){return c.metrics.offsetY}}});w.metrics.w=C+H.metrics.w+2*w.metrics.paddingX;w.metrics.ascent=Math.max(H.metrics.ascent,-y+E.metrics.ascent)+w.metrics.paddingY;w.metrics.descent=Math.max(H.metrics.descent,h+z.metrics.descent,I-w.metrics.ascent)+w.metrics.paddingY;
w.metrics.h=Math.max(w.metrics.ascent+w.metrics.descent,I);g+=2*w.metrics.marginX}else if("limit"===e.nodeType){h=e;h.updateFormula();y=h.children;var M=y[0];w=y[1];y=y[2];h.metrics.marginX=parseInt(1.5+.075*this.style.size);h.metrics.paddingX=parseInt(1.5+.075*this.style.size);h.metrics.paddingY=parseInt(1.5+.05*this.style.size);h.metrics.offsetX_aux=g;Object.defineProperties(h.metrics,{x:{get:function(){return this.offsetX}},y:{get:function(){return this.offsetY}},offsetX:{get:function(){return c.metrics.offsetX+
c.metrics.paddingX+this.marginX+this.offsetX_aux}},offsetY:{get:function(){return c.metrics.offsetY}}});a.ctx.font=e.style.toString();A=d(a.ctx.font);E=parseInt(.5+a.ctx.measureText("l\u00edm").width);z=parseInt(.5+a.ctx.measureText("\u2192").width);limitWidth=Math.max(E,M.metrics.w+z+w.metrics.w);h.limitText={parent:h};Object.defineProperties(h.limitText,{limitWidth:{value:limitWidth},limitTextWidth:{value:E},x:{get:function(){return this.parent.metrics.offsetX+this.parent.metrics.paddingX+(this.limitWidth-
this.limitTextWidth)/2}}});E=A.descent+Math.max(M.metrics.ascent,w.metrics.ascent,2*A.ascent/3)+h.metrics.paddingY;h.limitArrow={parent:h};Object.defineProperties(h.limitArrow,{newBaseline:{value:E},x:{get:function(){return this.parent.metrics.offsetX+this.parent.metrics.paddingX+M.metrics.w}},y:{get:function(){return c.metrics.offsetY+this.newBaseline}}});Object.defineProperties(M.metrics,{parent:{value:h},newBaseline:{value:E},x:{get:function(){return this.offsetX}},y:{get:function(){return this.offsetY}},
offsetX:{get:function(){return this.parent.metrics.offsetX+this.parent.metrics.paddingX}},offsetY:{get:function(){return c.metrics.offsetY+this.newBaseline}}});Object.defineProperties(w.metrics,{parent:{value:h},arrowWidth:{value:z},newBaseline:{value:E},x:{get:function(){return this.offsetX}},y:{get:function(){return this.offsetY}},offsetX:{get:function(){return this.parent.metrics.offsetX+this.parent.metrics.paddingX+M.metrics.w+this.arrowWidth}},offsetY:{get:function(){return c.metrics.offsetY+
this.newBaseline}}});Object.defineProperties(y.metrics,{parent:{value:h},limitWidth:{value:limitWidth},x:{get:function(){return this.offsetX}},y:{get:function(){return this.offsetY}},offsetX:{get:function(){return this.parent.metrics.offsetX+2*this.parent.metrics.paddingX+this.limitWidth}},offsetY:{get:function(){return c.metrics.offsetY}}});h.metrics.w=limitWidth+y.metrics.w+3*h.metrics.paddingX;h.metrics.ascent=Math.max(y.metrics.ascent,A.ascent)+h.metrics.paddingY;h.metrics.descent=E+Math.max(M.metrics.descent,
w.metrics.descent)+h.metrics.paddingY;h.metrics.h=h.metrics.ascent+h.metrics.descent;g+=2*h.metrics.marginX}else if("matrix"===e.nodeType){z=e;z.updateFormula();y=z.children;E=z.rows;H=z.columns;z.metrics.marginX=parseInt(1.5+.075*this.style.size);z.metrics.paddingX=parseInt(1.5+.075*this.style.size);z.metrics.paddingY=parseInt(1.5+.05*this.style.size);z.metrics.offsetX_aux=g;Object.defineProperties(z.metrics,{x:{get:function(){return this.offsetX}},y:{get:function(){return this.offsetY}},offsetX:{get:function(){return c.metrics.offsetX+
c.metrics.paddingX+this.marginX+this.offsetX_aux}},offsetY:{get:function(){return c.metrics.offsetY}}});a.ctx.font=e.style.toString();A=d(a.ctx.font);I=[];C=[];h=0;for(var N=E*H;h<N;h++){var O=parseInt(h/H);var F=h%H;I[O]=Math.max(I[O]||0,y[h].metrics.h);C[F]=Math.max(C[F]||0,y[h].metrics.w)}var D=(1+H)*z.metrics.paddingX;for(h=0;h<H;h++)D+=C[h];var K=(1+E)*z.metrics.paddingY;for(h=0;h<E;h++)K+=I[h];w=A.descent-A.h/2;h=0;for(N=E*H;h<N;h++)O=parseInt(h/H),F=h%H,y[h].metrics.offsetX_aux=f(C,F)+(C[F]-
y[h].metrics.w)/2+F*z.metrics.paddingX,y[h].metrics.offsetY_aux=f(I,O)+(I[O]-y[h].metrics.h)/2+(1+O)*z.metrics.paddingY,Object.defineProperties(y[h].metrics,{parent:{value:z},matrixH:{value:K},dispY:{value:w},x:{get:function(){return this.offsetX}},y:{get:function(){return this.offsetY}},offsetX:{get:function(){return this.parent.metrics.offsetX+this.parent.metrics.paddingX+this.offsetX_aux}},offsetY:{get:function(){return c.metrics.offsetY-this.matrixH/2+this.ascent+this.offsetY_aux+this.dispY}}});
z.metrics.w=D;z.metrics.ascent=K/2-w;z.metrics.descent=K/2+w;z.metrics.h=z.metrics.ascent+z.metrics.descent;g+=2*z.metrics.marginX}else if("defparts"===e.nodeType){z=e;z.updateFormula();y=e.children;E=e.parts;z.metrics.marginX=parseInt(1.5+.075*this.style.size);z.metrics.paddingX=parseInt(1.5+.075*this.style.size);z.metrics.paddingY=parseInt(1.5+.05*this.style.size);z.metrics.offsetX_aux=g;Object.defineProperties(z.metrics,{parent:{value:c},x:{get:function(){return this.offsetX-2*this.marginX}},y:{get:function(){return this.offsetY}},
offsetX:{get:function(){return c.metrics.offsetX+c.metrics.paddingX+3*this.marginX+this.offsetX_aux}},offsetY:{get:function(){return c.metrics.offsetY}}});a.ctx.font=e.style.toString();A=d(a.ctx.font);H=0;I=z.metrics.paddingY;w=A.descent-A.h/2;for(h=0;h<E;h++)y[h].metrics.offsetY_aux=I,H=Math.max(H,y[h].metrics.w),I+=y[h].metrics.h+z.metrics.paddingY,Object.defineProperties(y[h].metrics,{parent:{value:z},dispY:{value:w},x:{get:function(){return this.offsetX}},y:{get:function(){return this.offsetY}},
offsetX:{get:function(){return this.parent.metrics.offsetX+this.parent.metrics.paddingX}},offsetY:{get:function(){return c.metrics.offsetY-this.parent.metrics.defpartsH/2+this.ascent+this.offsetY_aux+this.dispY}}});z.metrics.defpartsH=I;z.metrics.w=H+4*z.metrics.paddingX;z.metrics.ascent=I/2-w;z.metrics.descent=I/2+w;z.metrics.h=z.metrics.ascent+z.metrics.descent;g+=2*z.metrics.marginX}else if("numerator"===e.nodeType||"denominator"===e.nodeType||"index"===e.nodeType||"radicand"===e.nodeType||"from"===
e.nodeType||"to"===e.nodeType||"what"===e.nodeType||"element"===e.nodeType)e.updateFormula(),e.metrics.paddingX=parseInt(1.5+.075*this.style.size),e.metrics.paddingY=parseInt(1.5+.05*this.style.size),e.metrics.w+=2*e.metrics.paddingX,e.metrics.ascent+=e.metrics.paddingY,e.metrics.descent+=e.metrics.paddingY,e.metrics.h=e.metrics.ascent+e.metrics.descent;h=e;this.metrics.ascent=Math.max(this.metrics.ascent,e.metrics.ascent);this.metrics.descent=Math.max(this.metrics.descent,e.metrics.descent);this.metrics.w+=
e.metrics.w+2*e.metrics.marginX;this.metrics.h=this.metrics.ascent+this.metrics.descent;g+=e.metrics.w}};g.prototype.justifyAux=function(a){for(var c=0,b=0,d=0,e=this.children.length;d<e-1;d++)"space"===this.children[d].nodeType?c++:b+=this.children[d].metrics.w;this.updateLine((a-b)/c)};g.prototype.drawTextBlock=function(a){a.fillStyle=e;for(var c=0,b=this.children.length;c<b;c++)this.children[c].draw(a)};g.prototype.drawTextLineBlock=function(a){for(var c=0,b=this.children.length;c<b;c++)this.children[c].draw(a)};
g.prototype.drawText=function(a){if(""!==this.value){var c=this.metrics.x,b=this.metrics.y;a.fillStyle=null!==this.style.color?this.style.color.getColor?this.style.color.getColor():this.style.color:e;a.font=this.style.toString();a.beginPath();this.style.overline&&(a.rect(c,b-this.metrics.ascent+parseInt(1+this.style.size/25),this.metrics.w,parseInt(1+this.style.size/25)),a.fill());this.style.underline&&(a.rect(c,b+parseInt(1+this.style.size/10),this.metrics.w,parseInt(1+this.style.size/25)),a.fill());
if(this.style.border){var d=a.strokeStyle;a.lineWidth=1+parseInt(this.style.size/8);a.lineJoin="round";a.miterLimit=2;a.strokeStyle=this.style.border.getColor();a.strokeText(this.value,c,b);a.strokeStyle=d}a.fillText(this.value,c,b)}};g.prototype.drawWord=function(a){for(var c=0,b=this.children.length;c<b;c++)this.children[c].draw(a)};g.prototype.drawSpace=function(a){};g.prototype.drawDynamicText=function(a){var c=this.metrics.x+this.metrics.paddingX,b=this.metrics.y;a.fillStyle=null!==this.style.color?
this.style.color.getColor?this.style.color.getColor():this.style.color:e;a.font=this.style.toString();a.beginPath();this.style.overline&&(a.rect(c,b-this.metrics.ascent+parseInt(1+this.style.size/25),this.metrics.w,parseInt(1+this.style.size/25)),a.fill());this.style.underline&&(a.rect(c,b+parseInt(1+this.style.size/10),this.metrics.w,parseInt(1+this.style.size/25)),a.fill());a.fillText(this.evalValue,c,b);this.drawBorder(a,"blue")};g.prototype.drawHyperlink=function(a){var c=this.metrics.x,b=this.metrics.y;
this.ctx=a;this.clickCatcher.parentNode||(a.canvas.nextSibling.className?a.canvas.parentNode.insertBefore(this.clickCatcher,a.canvas.nextSibling.nextSibling):a.canvas.parentNode.insertBefore(this.clickCatcher,a.canvas.nextSibling));this.clickCatcher.style.left=c+"px";this.clickCatcher.style.top=b-this.metrics.ascent+"px";a.fillStyle="blue";this.click&&(a.fillStyle="white",a.fillRect(c,b-this.metrics.ascent,this.metrics.w,this.metrics.h),a.fillStyle="red");a.font=this.style.toString();a.beginPath();
a.rect(c,b+parseInt(1+this.style.size/10),this.metrics.w,parseInt(1+this.style.size/25));a.fill();a.fillText(this.value,c,b)};g.prototype.drawFormula=function(a){for(var c=0,b=this.children.length;c<b;c++)this.children[c].draw(a);this.drawBorder(a,"blue")};g.prototype.drawFraction=function(a){a.lineWidth=5;a.fillStyle=null!==this.style.color?this.style.color.getColor?this.style.color.getColor():this.style.color:e;a.beginPath();var c=parseInt(1+this.style.size/24);a.rect(this.metrics.x,this.metrics.offsetY-
parseInt(c/2),this.metrics.w,c);a.fill();this.children[0].draw(a);this.children[1].draw(a);this.drawBorder(a,"blue")};g.prototype.drawNumDen=function(a){for(var c=0,b=this.children.length;c<b;c++)this.children[c].draw(a);this.drawBorder(a,"blue")};g.prototype.drawSuperIndex=function(a){for(var c=0,b=this.children.length;c<b;c++)this.children[c].draw(a);this.drawBorder(a,"blue")};g.prototype.drawSubIndex=function(a){for(var c=0,b=this.children.length;c<b;c++)this.children[c].draw(a);this.drawBorder(a,
"blue")};g.prototype.drawRadical=function(c){c.save();c.fillStyle=null!==this.style.color?this.style.color.getColor?this.style.color.getColor():this.style.color:e;c.translate(this.radicalSign.x,this.radicalSign.y);c.scale(this.radicalSign.scaleX,this.radicalSign.scaleY);a.isMsEdge?this.drawRadicalSign(c):c.fill(b);c.restore();c.beginPath();c.fillRect(this.children[1].metrics.x+2.5,this.radicalSign.y-.5,this.children[1].metrics.w-1.5,parseInt(1+this.style.size/18));for(var d=0,f=this.children.length;d<
f;d++)this.children[d].draw(c);this.drawBorder(c,"blue")};g.prototype.drawSum=function(c){c.save();c.fillStyle=null!==this.style.color?this.style.color.getColor?this.style.color.getColor():this.style.color:e;c.translate(this.sigmaSign.x,this.sigmaSign.y);c.scale(this.sigmaSign.scale,this.sigmaSign.scale);a.isMsEdge?this.drawSigmaSign(c):c.fill(l);c.restore();for(var b=0,d=this.children.length;b<d;b++)this.children[b].draw(c);this.drawBorder(c,"blue")};g.prototype.drawIntegral=function(c){c.save();
c.fillStyle=null!==this.style.color?this.style.color.getColor?this.style.color.getColor():this.style.color:e;c.translate(this.sign.x,this.sign.y);c.scale(this.sign.scale,this.sign.scale);a.isMsEdge?this.drawIntegralSign(c):c.fill(h);c.restore();for(var b=0,d=this.children.length;b<d;b++)this.children[b].draw(c);this.drawBorder(c,"blue")};g.prototype.drawLimit=function(a){for(var c=0,b=this.children.length;c<b;c++)this.children[c].draw(a);a.fillStyle=null!==this.style.color?this.style.color.getColor?
this.style.color.getColor():this.style.color:e;a.font=this.style.toString();a.fillText("l\u00edm",this.limitText.x,this.metrics.y);a.fillText("\u2192",this.limitArrow.x,this.limitArrow.y);this.drawBorder(a,"blue")};g.prototype.drawMatrix=function(a){for(var c=0,b=this.children.length;c<b;c++)this.children[c].draw(a);c=parseInt(1.5+this.style.size/25);b=c/2;a.lineWidth=c;a.strokeStyle=null!==this.style.color?this.style.color.getColor?this.style.color.getColor():this.style.color:e;a.beginPath();a.moveTo(this.metrics.x+
b+1.5*this.metrics.marginX,this.metrics.y+b-this.metrics.ascent);a.lineTo(this.metrics.x+b,this.metrics.y+b-this.metrics.ascent);a.lineTo(this.metrics.x+b,this.metrics.y-b-this.metrics.ascent+this.metrics.h);a.lineTo(this.metrics.x+b+1.5*this.metrics.marginX,this.metrics.y-b-this.metrics.ascent+this.metrics.h);a.moveTo(this.metrics.x+this.metrics.w-b-1.5*this.metrics.marginX,this.metrics.y+b-this.metrics.ascent);a.lineTo(this.metrics.x+this.metrics.w-b,this.metrics.y+b-this.metrics.ascent);a.lineTo(this.metrics.x+
this.metrics.w-b,this.metrics.y+b-this.metrics.ascent+this.metrics.h);a.lineTo(this.metrics.x+this.metrics.w-b-1.5*this.metrics.marginX,this.metrics.y+b-this.metrics.ascent+this.metrics.h);a.stroke();this.drawBorder(a,"blue")};g.prototype.drawDefparts=function(a){for(var c=0,b=this.children.length;c<b;c++)this.children[c].draw(a);b=parseInt(1.5+this.style.size/25);c=b/2;a.lineWidth=b;a.strokeStyle=null!==this.style.color?this.style.color.getColor?this.style.color.getColor():this.style.color:e;a.beginPath();
b=3*this.metrics.marginX;var d=b/2;a.moveTo(this.metrics.x+c+b,this.metrics.y+c-this.metrics.ascent);a.bezierCurveTo(this.metrics.x+c+d,this.metrics.y+c-this.metrics.ascent,this.metrics.x+c+d,this.metrics.y+c-this.metrics.ascent,this.metrics.x+c+d,this.metrics.y+c-this.metrics.ascent+2*this.metrics.marginX);a.lineTo(this.metrics.x+c+d,this.metrics.y+c-this.metrics.ascent+this.metrics.h/2-5*this.metrics.marginX);a.bezierCurveTo(this.metrics.x+c+d,this.metrics.y+c-this.metrics.ascent+this.metrics.h/
2,this.metrics.x+c+d,this.metrics.y+c-this.metrics.ascent+this.metrics.h/2,this.metrics.x+c,this.metrics.y+c-this.metrics.ascent+this.metrics.h/2);a.bezierCurveTo(this.metrics.x+c+d,this.metrics.y+c-this.metrics.ascent+this.metrics.h/2,this.metrics.x+c+d,this.metrics.y+c-this.metrics.ascent+this.metrics.h/2,this.metrics.x+c+d,this.metrics.y+c-this.metrics.ascent+this.metrics.h/2+5*this.metrics.marginX);a.lineTo(this.metrics.x+c+d,this.metrics.y+c-this.metrics.ascent+this.metrics.h-2*this.metrics.marginX);
a.bezierCurveTo(this.metrics.x+c+d,this.metrics.y-c-this.metrics.ascent+this.metrics.h,this.metrics.x+c+d,this.metrics.y-c-this.metrics.ascent+this.metrics.h,this.metrics.x+c+b,this.metrics.y-c-this.metrics.ascent+this.metrics.h);a.stroke();this.drawBorder(a,"blue")};g.prototype.drawGenericBlock=function(a){for(var c=0,b=this.children.length;c<b;c++)this.children[c].draw(a);this.drawBorder(a,"blue")};g.prototype.drawComponentNumCtrl=function(a){this.componentNumCtrl.expresion=this.evaluator.parser.parse("("+
this.metrics.x+","+(this.metrics.y-this.metrics.ascent)+","+this.componentNumCtrl.w+","+this.componentNumCtrl.h+")");this.componentNumCtrl&&this.componentNumCtrl.parent&&this.componentNumCtrl.parent.readyApp&&this.componentNumCtrl.update(!0)};g.prototype.drawComponentSpace=function(a){this.componentSpace.xExpr=this.evaluator.parser.parse(this.metrics.x.toString());this.componentSpace.yExpr=this.evaluator.parser.parse((this.metrics.y-this.metrics.ascent).toString());this.componentSpace&&this.componentSpace.parent&&
this.componentSpace.parent.readyApp&&this.componentSpace.update(!0)};g.prototype.drawRadicalSign=function(a){a.strokeStyle="rgba(0,0,0,0)";a.lineCap="butt";a.lineJoin="miter";a.miterLimit=4;a.beginPath();a.moveTo(759,1);a.bezierCurveTo(751,1,744,5,739,15);a.lineTo(325,878);a.lineTo(153,500);a.bezierCurveTo(148,489,142,486,136,491);a.lineTo(2,596);a.bezierCurveTo(-3,600,19,626,24,622);a.lineTo(89,575);a.lineTo(282,997);a.bezierCurveTo(285,1003,309,1003,314,993);a.lineTo(773,40);a.lineTo(773,1);a.closePath();
a.fill();a.stroke()};g.prototype.drawSigmaSign=function(a){a.strokeStyle="rgba(0,0,0,0)";a.lineCap="butt";a.lineJoin="miter";a.miterLimit=4;a.beginPath();a.moveTo(780,707);a.lineTo(750,707);a.bezierCurveTo(728,805,695,872,585,872);a.lineTo(180,872);a.lineTo(509,447);a.lineTo(225,65);a.lineTo(538,65);a.bezierCurveTo(668,65,705,114,726,246);a.lineTo(756,246);a.lineTo(756,0);a.lineTo(25,0);a.lineTo(384,500);a.lineTo(0,1E3);a.lineTo(729,1E3);a.closePath();a.fill();a.stroke()};g.prototype.drawIntegralSign=
function(a){a.strokeStyle="rgba(0,0,0,0)";a.lineCap="butt";a.lineJoin="miter";a.miterLimit=4;a.beginPath();a.moveTo(150,828);a.bezierCurveTo(129,916,108,972,67,972);a.bezierCurveTo(61,972,58,970,58,966);a.bezierCurveTo(58,957,73,958,73,932);a.bezierCurveTo(73,918,60,910,46,910);a.bezierCurveTo(22,910,1,932,1,961);a.bezierCurveTo(1,981,22,1E3,57,1E3);a.bezierCurveTo(154,1E3,198,895,216,824);a.lineTo(375,181);a.bezierCurveTo(398,90,420,27,464,28);a.bezierCurveTo(470,28,473,30,473,34);a.bezierCurveTo(473,
41,458,47,458,69);a.bezierCurveTo(458,83,471,89,485,89);a.bezierCurveTo(509,89,530,67,530,38);a.bezierCurveTo(530,18,508,0,473,0);a.bezierCurveTo(368,0,326,120,309,190);a.closePath();a.fill();a.stroke()};g.prototype.drawBorderSpecial=function(a,b){a.beginPath();a.setLineDash([1,2]);a.strokeStyle=b;a.lineWidth=1;a.rect(parseInt(this.metrics.x)+.5,parseInt(this.metrics.y-this.metrics.ascent)+.5,this.metrics.w,this.metrics.h);a.stroke();a.setLineDash([])};g.prototype.toRTF=function(){var a=[],b=[],d=
"";this.mergeTextNodes();for(var e=0,f=this.children.length;e<f;e++){var g=this.children[e];"textLineBlock"===g.nodeType&&(d+=g.toRTFAux(a,b)+(1<f&&e<f-1?"\\par":""))}g="{\\fonttbl";e=0;for(f=a.length;e<f;e++)g+="\\f"+e+"\\fcharset0 "+a[e]+";";a="";if(0<b.length){a="{\\colortbl";e=0;for(f=b.length;e<f;e++)a+=b[e];a+="}"}return"{\\rtf1\\uc0"+(g+"}")+a+d+"}"};g.prototype.toRTFAux=function(a,b){for(var c,d,f,g=null,h="",l,p,m,r,q,J=0,G=this.children.length;J<G;J++)l=p="",c=this.children[J],m=this.addToFontTable(c.style.family,
a),r=c.style.size,q=this.addToColorTable(c.style.color,b),null===q&&0<b.length&&(q=this.addToColorTable(e,b)),q!==g&&(l+="\\cf"+q,g=q),m!==d&&(l+="\\f"+m,d=m),r!==f&&(l+="\\fs"+2*r,f=r),c.style.italic&&(l+="\\i",p="\\i0"+p),c.style.bold&&(l+="\\b",p="\\b0"+p),c.style.underline&&(l+="\\ul",p="\\ulnone"+p),c.style.overline&&(l+="\\ol",p="\\olnone"+p),"text"===c.nodeType?(c.value=c.value.replace(/\\{/g,"{").replace(/\\}/g,"}").replace(/{/g,"\\{").replace(/}/g,"\\}"),c=""!==l?l+" "+c.value+p:""!==h&&
"}"!==h.charAt(h.length-1)?" "+c.value:c.value,h+=c):"formula"===c.nodeType?h+="{\\*\\mjaformula"+c.formulaToRTF(d,f,g,a,b)+"}":"componentSpace"===c.nodeType?h+="{\\*\\component\\Space "+c.value+"}":"componentNumCtrl"===c.nodeType&&(h+="{\\*\\component\\NumCtrl "+c.value+"}");return h};g.prototype.formulaToRTF=function(a,b,d,f,g){for(var c,h="",k,l,p,m,r=0,q=this.children.length;r<q;r++)k=l="",c=this.children[r],p=this.addToFontTable(c.style.family,f),m=this.addToColorTable(c.style.color,g),null===
m&&0<g.length&&(m=this.addToColorTable(e,g)),p!==a&&(k+="\\f"+p,a=p),m!==d&&(k+="\\cf"+m,"text"!==c.nodeType||"text"===c.nodeType&&""!==c.value)&&(d=m),c.style.italic&&(k+="\\i",l="\\i0"+l),c.style.bold&&(k+="\\b",l="\\b0"+l),c.style.underline&&(k+="\\ul",l="\\ulnone"+l),c.style.overline&&(k+="\\ol",l="\\olnone"+l),"text"===c.nodeType&&""!==c.value?(c.value=c.value.replace(/\\{/g,"{").replace(/\\}/g,"}").replace(/{/g,"\\{").replace(/}/g,"\\}"),tmpRTF=""!==k?k+" "+c.value+l:"}"!==h.charAt(h.length-
1)?" "+c.value:c.value,h+=tmpRTF):"dynamicText"===c.nodeType?(c.value=""===c.value?" ":c.value,h+=k+"{\\expr "+c.value+"\\decimals "+(c.decimals||2)+"\\fixed"+(c.fixed?1:0)+"}"+l):"fraction"===c.nodeType||"radical"===c.nodeType||"index"===c.nodeType||"radicand"===c.nodeType||"sum"===c.nodeType||"integral"===c.nodeType||"limit"===c.nodeType||"from"===c.nodeType||"to"===c.nodeType||"what"===c.nodeType||"element"===c.nodeType?h+="{\\"+c.nodeType+c.formulaToRTF(a,b,d,f,g)+"}":"numerator"===c.nodeType?
h+="{\\num"+c.formulaToRTF(a,b,d,f,g)+"}":"denominator"===c.nodeType?h+="{\\den"+c.formulaToRTF(a,b,d,f,g)+"}":"superIndex"===c.nodeType?h+="{\\supix"+c.formulaToRTF(a,b,d,f,g)+"}":"subIndex"===c.nodeType?h+="{\\subix"+c.formulaToRTF(a,b,d,f,g)+"}":"matrix"===c.nodeType?h+="{\\matrix\\rows "+(c.rows||2)+"\\columns "+(c.columns||2)+c.formulaToRTF(a,b,d,f,g)+"}":"defparts"===c.nodeType&&(h+="{\\defparts\\parts "+(c.parts||2)+c.formulaToRTF(a,b,d,f,g)+"}");return h};g.prototype.addToFontTable=function(a,
b){var c;a.match(/times/i)?c="Times New Roman":a.match(/courier/i)?c="Courier New":a.match(/arial/i)&&(c="Arial");a=b.indexOf(c);-1===a&&(a=b.length,b.push(c));return a};g.prototype.addToColorTable=function(a,b){if(a){a="\\red"+parseInt(a.substring(1,3),16)+"\\green"+parseInt(a.substring(3,5),16)+"\\blue"+parseInt(a.substring(5,7),16)+";";var c=b.indexOf(a);-1===c&&(c=b.length,b.push(a));return c}return null};g.prototype.mergeTextNodes=function(){for(var a=[],b=null,d=0,e=this.children.length;d<e;d++)"text"===
this.children[d].nodeType?null!==b&&"text"===b.nodeType&&b.style.equals(this.children[d].style)&&(this.children[d].value=b.value+this.children[d].value,a.push(b)):this.children[d].mergeTextNodes(),b=this.children[d];d=0;for(e=a.length;d<e;d++)this.removeChild(a[d])};var p={sansserif:{ascent:1854,descent:-434,lineGap:67,capHeight:1409,xHeight:1082,unitsPerEm:2048},serif:{ascent:1825,descent:-443,lineGap:87,capHeight:1341,xHeight:940,unitsPerEm:2048},monospace:{ascent:1705,descent:-615,lineGap:0,capHeight:1349,
xHeight:1082,unitsPerEm:2048}};a.TextNode=g;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=String.fromCharCode,d,e,q,m,b,l,h,g,p,c,r,k=function(){};k.prototype.tokenize=function(a){if(a)a=a.replace(/&gt;/g,">").replace(/&lt;/g,"<").replace(/&quote;/g,"''").replace(/&squot;/g,"'").replace(/\\rquote /g,"'").replace(/\\endash /g,"-").replace(/\n/g," ").replace(/\r/g,"").replace(/\\uc(\d+) /g,"").replace(/\\uc(\d+)/g,"");else return[];d=[];e="";m=q=0;l=a.charAt(0);h=!1;for(g="text";q<a.length;)b=l,l=a.charAt(q+1),h?"\\"===l||"{"===l||"}"===
l||" "===l||";"===l?(h=!1,e+=b," "===l?(q++,l=a.charAt(q+1),r=!0):r=!1,(p=e.match(/^'([0-9a-f]{2})/))?(c="","text"===g&&(c=d.pop().value),e=c+=f(parseInt(p[1],16))+e.substring(3)):(p=e.match(/^u[0-9]+/))?(c="","text"===g&&(c=d.pop().value),e=c+=f(p[0].substring(1))):("{"===e||"}"===e||"\\"==b?(d.push({type:"text",value:e+(r?" ":"")}),g="text"):(d.push({type:"controlWord",value:e}),g="controlWord"),e="")):"{"==b||"}"==b||"\\"==b?(h=!1,d.push({type:"text",value:b}),g="text"):e+=b:"\\"===b?(h=!0,""!==
e&&(d.push({type:"text",value:e}),g="text",e="")):"{"===b?(m++,""!==e&&(d.push({type:"text",value:e}),e=""),d.push({type:"openBlock",value:m}),g="openBlock"):"}"===b?(""!==e&&(d.push({type:"text",value:e}),e=""),d.push({type:"closeBlock",value:m}),g="closeBlock",m--):e+=b,q++;""!==e&&d.push({type:"text",value:e});return d};a.RTFTokenizer=k;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=Math.max,d,e,q,m,b,l,h,g,p,c,r,k,v,x,u,n,y,w,z,B,E,J,G,H,A,I,C,M,N,O,F=function(c){this.evaluator=c;this.tokenizer=new a.RTFTokenizer};F.prototype.parse=function(D){d=this.tokenizer.tokenize(D);e={};m=2;if("openBlock"===d[0].type&&"fonttbl"===d[1].value){for(q=d[0].value;"closeBlock"!==d[m].type&&d[m].value!==q;)e[d[m].value]=d[m+2].value.substring(0,d[m+2].value.length-1),m+=3;m++}b={};l=0;if("openBlock"===d[m].type&&"colortbl"===d[m+1].value){q=
d[m++].value;for(m++;"closeBlock"!==d[m].type&&d[m].value!==q;)h=parseInt(d[m++].value.substring(3)).toString(16),g=parseInt(d[m++].value.substring(5)).toString(16),p=parseInt(d[m++].value.substring(4)).toString(16),";"===d[m].value&&m++,b[l++]="#"+(2>h.length?"0"+h:h)+(2>g.length?"0"+g:g)+(2>p.length?"0"+p:p);m++}x=v=k=null;M=C=I=B=z=w=y=n=u=!1;E=[new a.TextStyle];J=E[0];H=G=-1;A=[];c=N=new a.TextNode("","textBlock",J,this.evaluator);r=new a.TextNode("","textLineBlock",J,this.evaluator);c.addChild(r);
N.stableWidth=!0;N.hasFormula=!1;D=m;for(var F=d.length;D<F;D++){if("controlWord"==d[D].type)if(e[d[D].value])J.set({family:e[d[D].value]});else if(d[D].value.match(/^fs(\d+)/))J.set({size:parseInt(d[D].value.match(/^fs(\d+)/)[1]/2)});else if("b"==d[D].value)J.set({bold:!0}),0<A.length&&A[A.length-1].style.set({bold:!0});else if("b0"==d[D].value)J.set({bold:!1}),0<A.length&&A[A.length-1].style.set({bold:!1});else if("i"==d[D].value)J.set({italic:!0}),0<A.length&&A[A.length-1].style.set({italic:!0});
else if("i0"==d[D].value)J.set({italic:!1}),0<A.length&&A[A.length-1].style.set({italic:!1});else if("ul"==d[D].value)J.set({underline:!0}),0<A.length&&A[A.length-1].style.set({underline:!0});else if("ulnone"==d[D].value)J.set({underline:!1}),0<A.length&&A[A.length-1].style.set({underline:!1});else if("ol"==d[D].value)J.set({overline:!0}),0<A.length&&A[A.length-1].style.set({overline:!0});else if("olnone"==d[D].value)J.set({overline:!1}),0<A.length&&A[A.length-1].style.set({overline:!1});else if(d[D].value.match(/^cf(\d+)/))J.set({color:b[parseInt(d[D].value.substring(2))]}),
0<A.length&&(A[A.length-1].style.color=J.color);else if("par"==d[D].value){c=new a.TextNode("","textLineBlock",J.clone(),this.evaluator);if("textBlock"!=r.nodeType)for(r=r.parent;"textBlock"!=r.nodeType;)r=r.parent;r.addChild(c);r=c}else if("mjaformula"==d[D].value)N.hasFormula=!0,H=G,u=!0,c=new a.TextNode("","formula",J.clone(),this.evaluator),r.addChild(c),r=c,A[A.length-1]=c;else if("fraction"==d[D].value||"radicand"==d[D].value||"radical"==d[D].value||"what"==d[D].value||"sum"==d[D].value||"integral"==
d[D].value||"limit"==d[D].value){var L=A[A.length-2].style.clone();c=new a.TextNode("",d[D].value,L,this.evaluator);A[A.length-2].addChild(c);A[A.length-1]=c}else"index"==d[D].value?(L=A[A.length-2].style.clone(),L.size=f(parseInt(L.size-.5*L.size),8),c=new a.TextNode("",d[D].value,L,this.evaluator),A[A.length-2].addChild(c),A[A.length-1]=c):"to"==d[D].value||"from"==d[D].value?(L=A[A.length-2].style.clone(),L.size=f(parseInt(L.size-.2*L.size),8),c=new a.TextNode("",d[D].value,L,this.evaluator),A[A.length-
2].addChild(c),A[A.length-1]=c):"num"==d[D].value||"den"==d[D].value?(L=A[A.length-2].style.clone(),L.size=f(Math.round(L.size-.1*L.size),8),"num"==d[D].value?c=new a.TextNode("","numerator",L,this.evaluator):"den"==d[D].value&&(c=new a.TextNode("","denominator",L,this.evaluator)),A[A.length-2].addChild(c),A[A.length-1]=c):"subix"==d[D].value||"supix"==d[D].value?(L=A[A.length-2].style.clone(),L.size=f(Math.floor(L.size-.33*L.size),8),"subix"==d[D].value?c=new a.TextNode("","subIndex",L,this.evaluator):
"supix"==d[D].value&&(c=new a.TextNode("","superIndex",L,this.evaluator)),c.originalStyle=A[A.length-2].style.clone(),A[A.length-2].addChild(c),A[A.length-1]=c):"defparts"==d[D].value||"matrix"==d[D].value||"element"==d[D].value?(L=A[A.length-2].style.clone(),c=new a.TextNode("",d[D].value,L,this.evaluator),A[A.length-2].addChild(c),A[A.length-1]=c,"defparts"==d[D].value?x=c:"matrix"==d[D].value&&(v=c)):"parts"==d[D].value?B=!0:"rows"==d[D].value?w=!0:"columns"==d[D].value?z=!0:"expr"==d[D].value?
(N.stableWidth=!1,n=!0):"decimals"==d[D].value?y=!0:"fixed1"==d[D].value?k.fixed=!0:"fixed0"==d[D].value?k.fixed=!1:"component"!=d[D].value&&("NumCtrl"==d[D].value?I=!0:"Space"==d[D].value?C=!0:"hyperlink"==d[D].value&&(M=!0));if("text"==d[D].type)if(B)x.parts=parseInt(d[D].value),B=!1;else if(w)v.rows=parseInt(d[D].value),w=!1;else if(z)v.columns=parseInt(d[D].value),z=!1;else if(y)k.decimals=this.evaluator.parser.parse(d[D].value+""),y=!1;else if(M){O=d[D].value.split("|")[0];L=J.clone();c=new a.TextNode(O,
"hyperlink",L,this.evaluator);c.URL=d[D].value.split("|")[1];if("textLineBlock"!=r.nodeType)for(r=r.parent;"textLineBlock"!=r.nodeType;)r=r.parent;r.addChild(c);M=!1}else if(I)c=new a.TextNode(d[D].value,"componentNumCtrl",J.clone(),this.evaluator),r.addChild(c),I=!1;else if(C)c=new a.TextNode(d[D].value,"componentSpace",J.clone(),this.evaluator),r.addChild(c),C=!1;else if(n)L=A[A.length-2].style.clone(),O=this.evaluator.parser.parse(d[D].value),c=new a.TextNode(O,"dynamicText",L,this.evaluator),
A[A.length-2].addChild(c),k=A[A.length-1]=c,n=!1;else if(n||u)!n&&u&&(O=d[D].value,c=new a.TextNode(O,"text",A[A.length-1].style.clone(),this.evaluator),A[A.length-1].addChild(c));else{O=d[D].value;c=new a.TextNode(O,"text",J.clone(),this.evaluator);if("textLineBlock"!=r.nodeType)for(r=r.parent;"textLineBlock"!=r.nodeType;)r=r.parent;r.addChild(c)}else if("openBlock"==d[D].type)G=d[D].value,J=J.clone(),E.push(J),A.push(null);else if("closeBlock"==d[D].type)d[D].value==H&&(H=-1,u=!1,r=r.parent),E.pop(),
J=E[E.length-1],A.pop();else if("("==d[D].type||")"==d[D].type)L=A[A.length-1].style.clone(),L.italic="",c=new a.TextNode(d[D].type,"mathSymbol",L,this.evaluator),A[A.length-1].addChild(c);else if("+"==d[D].type||"-"==d[D].type||"*"==d[D].type||"="==d[D].type)c=new a.TextNode(d[D].type,"mathSymbol",A[A.length-1].style.clone(),this.evaluator),A[A.length-1].addChild(c)}return N.normalize()};a.RTFParser=F;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f,d,e,q,m,b,l,h,g,p,c,r=function(c,b){this.parent=c;d=this.evaluator=this.parent.evaluator;e=d.parser;this.id="";this.type="2D";this.xExpr=e.parse("0");this.yExpr=e.parse("0");this.w=parseInt(c.container.width);this.h=parseInt(c.container.height);this.drawif=e.parse("1");this.fixed=2===c.version;this.scale=48;this.Oy=this.Ox=0;this.image=new Image;this.image.onload=function(){this.ready=1};this.imageSrc="";this.bg_display="topleft";this.background=
new a.Color("ffffff");this.net=2!=c.version?new a.Color("c0c0c0"):"";this.net10=2!=c.version?new a.Color("808080"):"";this.axes=2!=c.version?new a.Color("808080"):"";this.text=new a.Color("ffafaf");this.numbers=!1;this.y_axis=this.x_axis=2!=c.version?"":" ";this.sensitive_to_mouse_movements=!1;this.cID="";this.mouse_y=this.mouse_x=0;this.ctrs=[];this.graphicsCtr=[];this.graphics=[];this.backGraphics=[];this.zIndex=c.zIndex;this.plecaHeight=c.plecaHeight||0;this.displaceRegionNorth=c.displaceRegionNorth||
0;this.displaceRegionWest=c.displaceRegionWest||0;Object.assign(this,b);this.initSpace()};r.prototype.initSpace=function(){f=this.parent;d=this.evaluator;q=this.id;this.resizable||(this.displaceRegionNorth=f.displaceRegionNorth||0,this.displaceRegionSouth=f.displaceRegionSouth||0,this.displaceRegionEast=f.displaceRegionEast||0,this.displaceRegionWest=f.displaceRegionWest||0,h=parseInt(f.container.width),l=parseInt(f.container.height),void 0!=this.wExpr&&(this.w=parseInt(h-this.displaceRegionWest-
this.displaceRegionEast)*parseFloat(this.wExpr)/100),void 0!=this.hExpr&&(this.h=parseInt(l-this.displaceRegionNorth-this.displaceRegionSouth)*parseFloat(this.hExpr)/100),void 0!=this.xPercentExpr&&(this.xExpr=d.parser.parse((parseInt(h-this.displaceRegionWest-this.displaceRegionEast)*parseFloat(this.xPercentExpr)/100).toString())),void 0!=this.yPercentExpr&&(this.yExpr=d.parser.parse((parseInt(l-this.displaceRegionNorth-this.displaceRegionSouth)*parseFloat(this.yPercentExpr)/100).toString())),this.x=
d.eval(this.xExpr)+this.displaceRegionWest,this.y=d.eval(this.yExpr)+this.plecaHeight+this.displaceRegionNorth,this.container&&(this.container.style.left=this.x+"px",this.container.style.top=this.y+"px"),0<=this.y?(m=l-this.y,this.h>m&&(this.h=m)):(m=this.h+this.y,this.h=m>=l?l:m),0<=this.x?(b=h-this.x,this.w>b&&(this.w=b)):(b=this.w+this.x,this.w=b>=h?h:b));""==this.imageSrc&&/vacio.gif$/i.test(this.imageSrc.trim())||(this.image=f.getImage(this.imageSrc));this.OxExpr&&(p=this.OxExpr,"%"===p[p.length-
1]?this.Ox=this.w*parseFloat(p)/100:(g=parseFloat(p),g!=p&&(g=0),this.Ox=g));this.OyExpr&&(c=this.OyExpr,"%"===c[c.length-1]?this.Oy=this.h*parseFloat(c)/100:(g=parseFloat(c),g!=c&&(g=0),this.Oy=g));""!==this.id&&2!==f.version?(d.setVariable(q+"._w",this.w),d.setVariable(q+"._h",this.h),d.setVariable(q+".escala",this.scale),d.setVariable(q+".Ox",this.Ox),d.setVariable(q+".Oy",this.Oy),d.setVariable(q+".mouse_x",0),d.setVariable(q+".mouse_y",0),d.setVariable(q+".mouse_pressed",0),d.setVariable(q+".mouse_clicked",
0),d.setVariable(q+".clic_izquierdo",0)):(g=d.getVariable("_w"),void 0===g&&(g=this.w),d.setVariable("_w",g),g=d.getVariable("_h"),void 0===g&&(g=this.h),d.setVariable("_h",g),g=d.getVariable("escala"),void 0===g&&(g=this.scale),d.setVariable("escala",g),g=d.getVariable("Ox"),void 0===g&&(g=this.Ox),d.setVariable("Ox",g),g=d.getVariable("Oy"),void 0===g&&(g=this.Oy),d.setVariable("Oy",g),d.setVariable("mouse_x",0),d.setVariable("mouse_y",0),d.setVariable("mouse_pressed",0),d.setVariable("mouse_clicked",
0),d.setVariable("clic_izquierdo",0),2==f.version&&""===this.x_axis&&""===this.y_axis&&(this.axes=""));this.w_2=this.w/2;this.h_2=this.h/2};r.prototype.addCtr=function(a){"GraphicControl"===a.type?this.graphicsCtr.push(a):this.ctrs.push(a)};r.prototype.addGraph=function(a,c){"2D"===this.type&&c||"3D"===this.type&&!c||(a.background&&"3D"!==this.type?this.backGraphics.push(a):this.graphics.push(a))};r.prototype.clearClick=function(){this.evaluator.setVariable(this.mclickedString,0);this.evaluator.setVariable(this.mclicizquierdoString,
0)};r.prototype.getRelativeX=function(a){return(parseInt(a)-this.w_2-this.Ox)/this.scale};r.prototype.getRelativeY=function(a){return(-parseInt(a)+this.h_2+this.Oy)/this.scale};r.prototype.getAbsoluteX=function(a){return a*this.scale+this.w_2+this.Ox};r.prototype.getAbsoluteY=function(a){return-a*this.scale+this.h_2+this.Oy};a.Space=r;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f,d=function(d){f=this;f.parent=d;f.width=228;f.vSpace=25;f.container=a.newHTML("div",{style:"box-sizing:border-box;border-style:ridge;border-width:5px;border-color:gray;box-shadow:#000 0 0 25px 5px;overflow-y:scroll;overflow-x:hidden;position:fixed;left:0;top:0;z-index:10000;background-color:#63b4fb;width:"+(f.width+27)+"px;height:460px;"});f.movable=a.newHTML("div",{style:"position:absolute;left:0;top:0;width:"+(f.width+27)+"px;height:"+f.vSpace+
"px;line-height:"+f.vSpace+"px;background-color:#ddd;cursor:move;padding-left:75px;font-family:"+a.sansserif_font+";font-size:18px;"});f.movable.innerHTML="Descartes";f.container.appendChild(f.movable);f.ctrs=[]};d.prototype.init=function(){function d(b){f.newPos=a.getCursorPosition(b,document.body);f.container.style.left=f.initialPosition.x+(f.newPos.x-f.oldPos.x)*a.cssScale+"px";f.container.style.top=f.initialPosition.y+(f.newPos.y-f.oldPos.y)*a.cssScale+"px"}function q(a){a.preventDefault();document.body.removeEventListener("mousemove",
d);document.body.removeEventListener("mouseup",q)}f=this;document.body.appendChild(this.container);for(var m=f.parent.evaluator.parser,b=0,l=f.ctrs.length;b<l;b++)f.ctrs[b].expresion=m.parse("(0,"+(f.vSpace+23+35*b)+","+f.width+",35)"),f.ctrs[b].update();f.numCtr=l;b=new a.Button(f.parent,{region:"external",name:"english"==f.language?"about":"cr\u00e9ditos",font_size:m.parse("15"),expresion:m.parse("(0,"+f.vSpace+","+f.width/2+",25)")});b.actionExec={execute:a.showAbout};b.update();(new a.Button(f.parent,
{region:"external",name:"config",font_size:m.parse("15"),action:"config",expresion:m.parse("("+f.width/2+","+f.vSpace+","+f.width/2+",25)")})).update();(new a.Button(f.parent,{region:"external",name:"english"==f.language?"init":"inicio",font_size:m.parse("15"),action:"init",expresion:m.parse("(0,"+(f.vSpace+23+35*l)+","+f.width/2+",25)")})).update();(new a.Button(f.parent,{region:"external",name:"english"==f.language?"clear":"limpiar",font_size:m.parse("15"),action:"clear",expresion:m.parse("("+f.width/
2+","+(f.vSpace+23+35*l)+","+f.width/2+",25)")})).update();m=new a.Button(f.parent,{region:"external",name:"english"==f.language?"close":"cerrar",font_size:m.parse("15"),expresion:m.parse("("+f.width/4+","+(f.vSpace+46+35*l)+","+f.width/2+",25)")});m.update();m.btn.addEventListener("click",function(a){f.hide()});f.setPositionAndSize();f.movable.addEventListener("mousedown",function(b){b.preventDefault();f.oldPos=a.getCursorPosition(b,document.body);f.initialPosition={x:f.container.offsetLeft,y:f.container.offsetTop};
document.body.addEventListener("mousemove",d);document.body.addEventListener("mouseup",q)});f.hide()};d.prototype.addCtr=function(a){this.ctrs.push(a)};d.prototype.show=function(){this.setPositionAndSize();this.container.style.display="block"};d.prototype.hide=function(){this.container.style.display="none"};d.prototype.setPositionAndSize=function(){f=this;var a=f.vSpace+46+35*f.numCtr+25+10;f.container.style.left=Math.max(parseInt(window.innerWidth-f.width)/2,0)+"px";f.container.style.top="5px";f.container.style.height=
window.innerHeight<f.vSpace+75?f.vSpace+75+"px":a>window.innerHeight-10?window.innerHeight-10:a+"px"};a.SpaceExternal=d;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=Math.floor,d=Math.round,e=2*Math.PI,q=a.convertFont("SansSerif,PLAIN,12"),m=a.convertFont("Monospaced,PLAIN,12"),b,l,h,g,p,c,r,k,v,x,u,n,y,w,z,B,E,J,G,H,A,I,C,M,N,O,F,D,K,L,P,R,Q=function(c,d){b=d=a.Space.call(this,c,d)||this;b.ratio=c.ratio;b.canvas=a.newHTML("canvas",{id:b.id+"_canvas",class:"DescartesSpace2DCanvas",width:b.w*b.ratio});b.backCanvas=a.newHTML("canvas",{id:b.id+"_background",width:b.w*b.ratio});b.canvas.style.zIndex=b.zIndex;b.canvas.style.width=
b.backCanvas.style.width=b.w+"px";b.canvas.style.height=b.backCanvas.style.height=b.h+"px";b.ctx=b.canvas.getContext("2d");b.backCtx=b.backCanvas.getContext("2d");b.ctx.imageSmoothingEnabled=b.backCtx.imageSmoothingEnabled=!1;b.graphicControlContainer=a.newHTML("div",{id:b.id+"_graphicControls",style:"position:absolute;left:0;top:0;z-index:"+b.zIndex+";"});b.numericalControlContainer=a.newHTML("div",{id:b.id+"_numericalControls",style:"position:absolute;left:0;top:0;z-index:"+b.zIndex+";"});b.container=
a.newHTML("div",{id:b.id,class:"DescartesSpace2DContainer",style:"left:"+b.x+"px;top:"+b.y+"px;z-index:"+b.zIndex+";"});b.parent.arquimedes&&"#f0f8fa"===b.background.getColor()&&(b.container.style.boxShadow="0 0 5px 0 #b8c4c8");b.container.appendChild(b.backCanvas);b.container.appendChild(b.canvas);b.container.appendChild(b.graphicControlContainer);b.container.appendChild(b.numericalControlContainer);c.container.insertBefore(b.container,c.loader);var e=b.id+".image";b.parent.images[e]=b.canvas;b.parent.images[e].ready=
1;b.parent.images[e].complete=b.parent.images[e].canvas=!0;b.evaluator.setVariable(e,e);e=b.id+".back";b.parent.images[e]=b.backCanvas;b.parent.images[e].ready=1;b.parent.images[e].complete=b.parent.images[e].canvas=!0;b.evaluator.setVariable(e,e);e=""!==b.id&&2!==c.version?b.id+".":"";b.OxStr=e+"Ox";b.OyStr=e+"Oy";b.scaleStr=e+"escala";b.wStr=e+"_w";b.hStr=e+"_h";b.mxStr=e+"mouse_x";b.myStr=e+"mouse_y";b.mpressedStr=e+"mouse_pressed";b.mclickedStr=e+"mouse_clicked";b.mclickIzqStr=e+"clic_izquierdo";
b.click=0;b.resizable&&(b.wModExpr=c.evaluator.parser.parse(b.wModExpr),b.hModExpr=c.evaluator.parser.parse(b.hModExpr));"descartesJS_stage"!==b.id?b.addEvents():b.canvas.oncontextmenu=function(a){return!1};return d};$jscomp.inherits(Q,a.Space);Q.prototype.init=function(){b=this;this.initSpace();b.canvas&&(b.old_w=b.w,b.old_h=b.h,b.canvas.width=b.backCanvas.width=b.w*b.ratio,b.canvas.height=b.backCanvas.height=b.h*b.ratio,b.canvas.style.width=b.backCanvas.style.width=b.w+"px",b.canvas.style.height=
b.backCanvas.style.height=b.h+"px")};Q.prototype.update=function(a){b=this;l=b.evaluator;h=b.parent;if(b.resizable){if(K=b.evaluator.eval(b.wModExpr),L=b.evaluator.eval(b.hModExpr),b.old_w!=K||b.old_h!=L)b.w=K,b.h=L,b.w_2=b.w/2,b.h_2=b.h/2,l.setVariable(b.wStr,b.w),l.setVariable(b.hStr,b.h),b.old_w=b.w,b.old_h=b.h,b.canvas.width=b.backCanvas.width=b.w*b.ratio,b.canvas.height=b.backCanvas.height=b.h*b.ratio,b.canvas.style.width=b.backCanvas.style.width=b.w+"px",b.canvas.style.height=b.backCanvas.style.height=
b.h+"px",a=!0}else l.setVariable(b.wStr,b.w),l.setVariable(b.hStr,b.h);b.drawIfValue=0<l.eval(b.drawif);if(b.drawIfValue){p=b.x!==l.eval(b.xExpr)+b.displaceRegionWest;c=b.y!==l.eval(b.yExpr)+h.plecaHeight+b.displaceRegionNorth;b.spaceChange=a||p||c||b.drawBefore!==b.drawIfValue||b.Ox!==l.getVariable(b.OxStr)||b.Oy!==l.getVariable(b.OyStr)||b.scale!==l.getVariable(b.scaleStr)||b.backColor!==b.background.getColor();b.x=p?l.eval(b.xExpr)+b.displaceRegionWest:b.x;b.y=c?l.eval(b.yExpr)+h.plecaHeight+b.displaceRegionNorth:
b.y;b.Ox=l.getVariable(b.OxStr);b.Oy=l.getVariable(b.OyStr);b.scale=l.getVariable(b.scaleStr);b.drawBefore=b.drawIfValue;b.scale=Math.max(1E-6,Math.min(1E6,b.scale));l.setVariable(b.scaleStr,b.scale);if(p||c)b.container.style.left=b.x+"px",b.container.style.top=b.y+"px";b.container.style.display="block";b.drawTrace=!b.spaceChange&&(!b.fixed&&!b.click||b.fixed);b.spaceChange&&(b.backCtx.setTransform(b.ratio,0,0,b.ratio,0,0),b.drawBackground());b.ctx.setTransform(b.ratio,0,0,b.ratio,0,0);b.draw()}else b.container.style.display=
"none"};Q.prototype.drawBackground=function(){b=this;l=b.evaluator;g=b.backCtx;g.clearRect(0,0,b.backCanvas.width,b.backCanvas.height);g.fillStyle=b.backColor=b.background.getColor();g.fillRect(0,0,b.backCanvas.width,b.backCanvas.height);b.image&&""!=b.image.src&&b.image.ready&&b.image.complete&&("topleft"===b.bg_display?g.drawImage(b.image,0,0):"stretch"===b.bg_display?g.drawImage(b.image,0,0,b.w,b.h):"patch"===b.bg_display?(g.fillStyle=g.createPattern(b.image,"repeat"),g.fillRect(0,0,b.w,b.h)):
"imgcenter"===b.bg_display&&g.drawImage(b.image,(b.w-b.image.width)/2,(b.h-b.image.height)/2));k=b.scale;v=0;for(x=0>b.w+b.h?0:b.w+b.h;k>x;)k/=10,v++;for(;k<x/10;)k*=10;g.lineWidth=1;""!==b.net&&(g.strokeStyle=b.net.getColor(),b.drawMarks(g,k/10,-1));if(2!==b.parent.version&&""!==b.net10||2===b.parent.version&&""!==b.net&&""!==b.net10)g.strokeStyle=b.net10.getColor(),b.drawMarks(g,k,-1);if(""!==b.axes){var a="";"no"==b.x_axis&&(a+="x");"no"==b.y_axis&&(a+="y");g.strokeStyle=b.axes.getColor();g.beginPath();
"no"==b.x_axis||""===b.x_axis&&2===b.parent.version||(g.moveTo(0,f(b.h/2+b.Oy)+.5),g.lineTo(b.w,f(b.h/2+b.Oy)+.5));"no"==b.y_axis||""===b.y_axis&&2===b.parent.version||(g.moveTo(f(b.w/2+b.Ox)+.5,0),g.lineTo(f(b.w/2+b.Ox)+.5,b.h));g.lineWidth=1.2;g.stroke();g.lineWidth=1;b.drawMarks(g,k,4,a);b.drawMarks(g,k/2,2,a);b.drawMarks(g,k/10,1,a)}if(""!==b.x_axis||""!==b.y_axis)g.fillStyle=""!==b.axes?b.axes.getColor():"#000",g.font=q,g.textAlign="right",g.textBaseline="alphabetic","no"!=b.x_axis&&g.fillText(b.x_axis,
f(b.w)-2,f(b.h/2+b.Oy)+12),"no"!=b.y_axis&&g.fillText(b.y_axis,f(b.w/2+b.Ox)-2,12);b.numbers&&""!=b.axes&&(g.fillStyle=b.axes.getColor(),g.font=q,g.textAlign="start",g.textBaseline="bottom",k>(b.w+b.h)/2?b.drawNumbers(g,k/5,k<=b.scale?v+1:v):k>(b.w+b.h)/4?b.drawNumbers(g,k/2,k<=b.scale?v+1:v):b.drawNumbers(g,k,v));a=0;for(var c=this.backGraphics.length;a<c;a++)this.backGraphics[a].draw()};Q.prototype.draw=function(){b=this;g=b.ctx;g.clearRect(0,0,b.canvas.width,b.canvas.height);for(var a=0,c=b.graphics.length;a<
c;a++)r=b.graphics[a],""!==r.trace&&b.drawTrace&&r.drawTrace(),r.draw();a=0;for(c=b.graphicsCtr.length;a<c;a++)b.graphicsCtr[a].draw();""!=b.text&&b.click&&"L"===b.whichBtn&&(g.save(),g.strokeStyle=g.fillStyle=b.text.getColor(),g.lineWidth=1,g.font=m,g.textAlign="center",g.textBaseline="alphabetic",A=1>=b.scale?b.mouse_x.toFixed(0):b.mouse_x.toFixed(b.scale.toString().length),I=1>=b.scale?b.mouse_y.toFixed(0):b.mouse_y.toFixed(b.scale.toString().length),C="("+A+","+I+")",M=f(g.measureText(C).width/
2),N=b.getAbsoluteX(b.mouse_x),O=b.getAbsoluteY(b.mouse_y),F=f(N),D=f(O-10),F+M>b.w?F=b.w-M:0>F-M&&(F=M),D+1>b.h?D=b.h:0>D-14&&(D=15),g.fillText(C,F,D),g.beginPath(),g.arc(N,O,2.5,0,e,!0),g.stroke(),g.restore())};Q.prototype.drawMarks=function(a,c,b,e){u=this.w;n=this.h;G=E=0;J=u;H=n;z=f(u/2+this.Ox);B=f(n/2+this.Oy);0<=b&&(E=z-b,J=z+b,G=B-b,H=B+b);a.beginPath();if(!e||e&&!e.match("x"))for(b=-d(z/c);(y=z+d(b*c))<u;b++)a.moveTo(y+.5,G+.5),a.lineTo(y+.5,H+.5);if(!e||e&&!e.match("y"))for(b=-d(B/c);(w=
B+d(b*c))<n;b++)a.moveTo(E+.5,w+.5),a.lineTo(J+.5,w+.5);a.stroke()};Q.prototype.drawNumbers=function(a,c,b){u=this.w;n=this.h;z=f(u/2+this.Ox);B=f(n/2+this.Oy);for(b=-d(z/c);(y=z+d(b*c))<u;b++)a.fillText(parseFloat((b*c/this.scale).toFixed(4)),y+1,B-2);for(b=-d(B/c);(w=B+d(b*c))<n;b++)0!==parseFloat(-b*c/this.scale)&&a.fillText(parseFloat((-b*c/this.scale).toFixed(4)),z+5,w+5)};Q.prototype.addEvents=function(){function c(a){window.focus();document.activeElement.blur();if(g.evaluator.variables[g.id+
".DESCARTESJS_no_fixed"]||!g.fixed||g.sensitive_to_mouse_movements)g.click=0,g.evaluator.setVariable(g.mpressedStr,0),g.evaluator.setVariable(g.mclickedStr,1),g.evaluator.setVariable(g.mclickIzqStr,1),window.removeEventListener("touchmove",f),window.removeEventListener("touchend",c),a.stopPropagation(),a.preventDefault(),g.parent.update()}function b(c){document.activeElement.blur();window.focus();c.stopPropagation();c.preventDefault();g.click=0;g.evaluator.setVariable(g.mpressedStr,0);g.evaluator.setVariable(g.mclickedStr,
1);g.evaluator.setVariable(g.mclickIzqStr,1);"R"===g.whichBtn&&(window.removeEventListener("mousemove",e),g.posZoom==g.posZoomNew&&a.showConfig&&(g.parent.externalSpace.show(),g.posZoom=!1,g.posZoomNew=!0));window.removeEventListener("mousemove",f);window.removeEventListener("mouseup",b);g.parent.deactivateGraphicControls();g.parent.update()}function d(c){g.posAnte=a.getCursorPosition(c,g.container);g.mouse_x=g.getRelativeX(g.posAnte.x);g.mouse_y=g.getRelativeY(g.posAnte.y);g.evaluator.setVariable(g.mxStr,
g.mouse_x);g.evaluator.setVariable(g.myStr,g.mouse_y);g.evaluator.setVariable(g.mclickedStr,0);g.evaluator.setVariable(g.mclickIzqStr,0);g.parent.update()}function e(c){c.preventDefault();g.posZoomNew=a.getCursorPosition(c,g.container).y;g.evaluator.setVariable(g.scaleStr,g.tempScale+g.tempScale/45*((g.posZoom-g.posZoomNew)/10));g.parent.update()}function f(c){c.preventDefault();c.stopPropagation();g.fixed||(g.posNext=a.getCursorPosition(c,g.container),P=g.posAnte.x-g.posNext.x,R=g.posAnte.y-g.posNext.y,
g.evaluator.setVariable(g.OxStr,g.Ox-P),g.evaluator.setVariable(g.OyStr,g.Oy-R));d(c)}var g=this;g.posZoom=g.posZoomNew=null;g.canvas.oncontextmenu=function(a){return!1};this.sensitive_to_mouse_movements&&this.canvas.addEventListener("touchmove",d);this.canvas.addEventListener("touchstart",function(a){window.focus();document.activeElement.blur();if(g.evaluator.variables[g.id+".DESCARTESJS_no_fixed"]||!g.fixed||g.sensitive_to_mouse_movements)g.parent.clearClick(),g.click=1,g.evaluator.setVariable(g.mpressedStr,
1),g.evaluator.setVariable(g.mclickedStr,0),g.evaluator.setVariable(g.mclickIzqStr,0),g.parent.deactivateGraphicControls(),d(a),window.addEventListener("touchmove",f),window.addEventListener("touchend",c),a.stopPropagation(),a.preventDefault()});this.sensitive_to_mouse_movements&&this.canvas.addEventListener("mousemove",d);this.canvas.addEventListener("mousedown",function(c){window.focus();document.activeElement.blur();c.stopPropagation();c.preventDefault();g.parent.clearClick();g.click=1;g.parent.deactivateGraphicControls();
g.whichBtn=a.whichBtn(c);"R"===g.whichBtn?(window.addEventListener("mouseup",b),g.posZoom=a.getCursorPosition(c,g.container).y,g.posZoomNew=g.posZoom,g.fixed||(g.tempScale=g.scale,window.addEventListener("mousemove",e))):"L"===g.whichBtn&&(g.evaluator.setVariable(g.mpressedStr,1),g.evaluator.setVariable(g.mclickedStr,0),g.evaluator.setVariable(g.mclickIzqStr,0),d(c),window.addEventListener("mousemove",f),window.addEventListener("mouseup",b))});document.addEventListener("visibilitychange",function(a){b(a)})};
a.Space2D=Q;return a}(descartesJS||{});
descartesJS=function(a){var f,d,e;function q(c,b){F=a.subtract3D(c,a.scalarProduct3D(b,a.dotProduct3D(c,b)));D=a.add3D(c,a.scalarProduct3D(F,-2));K=a.norm3D(D);return 0!==K?a.scalarProduct3D(D,1/K):a.scalarProduct3D(c,-1)}if(a.loadLib)return a;var m=Math.floor,b=Math.max,l=Math.cos,h=Math.sin,g,p,c,r,k,v,x,u,n,y,w,z,B,E,J,G,H=[],A,I,C,M,N,O,F,D,K,L,P,R=function(b,d){c=d=a.Space.call(this,b,d)||this;c.backCanvas=a.newHTML("canvas",{id:c.id+"_background",width:c.w+"px",height:c.h+"px"});c.canvas=a.newHTML("canvas",
{id:c.id+"_canvas",width:c.w+"px",height:c.h+"px",class:"DescartesSpace3DCanvas",style:"z-index: "+c.zIndex+";"});c.ctx=c.canvas.getContext("2d");c.ctx.imageSmoothingEnabled=!1;var e=c.id+".image";c.parent.images[e]=c.canvas;c.parent.images[e].ready=1;c.parent.images[e].complete=!0;c.parent.images[e].canvas=!0;c.evaluator.setVariable(e,e);c.graphicControlContainer=a.newHTML("div",{id:c.id+"_graphicControls",style:"position:absolute;left:0px;top:0px;z-index:"+c.zIndex+";"});c.numericalControlContainer=
a.newHTML("div",{id:c.id+"_numericalControls",style:"position:absolute;left:0px;top:0px;z-index:"+c.zIndex+";"});c.container=a.newHTML("div",{id:c.id,class:"DescartesSpace3DContainer",style:"left:"+c.x+"px;top:"+c.y+"px;z-index:"+c.zIndex+";"});c.container.appendChild(c.backCanvas);c.container.appendChild(c.canvas);c.container.appendChild(c.graphicControlContainer);c.container.appendChild(c.numericalControlContainer);b.container.insertBefore(c.container,b.loader);c.eye={x:0,y:0,z:0};c.lights=[{x:50,
y:50,z:70},{x:50,y:-50,z:30},{x:20,y:0,z:-80},{x:0,y:0,z:0}];e=0;for(var g=c.lights.length;e<g;e++)c.lights[e]=a.normalize3D(c.lights[e]);c.light3={x:0,y:0,z:0};c.intensity=[.4,.5,.3,0];c.userIntensity=0;c.dim=1;c.tmpIntensity=[];c.OxStr=c.id+".Ox";c.OyStr=c.id+".Oy";c.scaleStr=c.id+".escala";c.wStr=c.id+"._w";c.hStr=c.id+"._h";c.obsStr=c.id+".observador";c.ojoXStr=c.id+".Ojo.x";c.ojoYStr=c.id+".Ojo.y";c.ojoZStr=c.id+".Ojo.z";c.rotZStr=c.id+".rot.z";c.rotYStr=c.id+".rot.y";c.userIDimStr=c.id+".userIlum.dim";
c.userIIStr=c.id+".userIlum.I";c.userIxStr=c.id+".userIlum.x";c.userIyStr=c.id+".userIlum.y";c.userIzStr=c.id+".userIlum.z";c.evaluator.setVariable(c.rotZStr,0);c.evaluator.setVariable(c.rotYStr,0);c.evaluator.setVariable(c.userIDimStr,c.dim);c.evaluator.setVariable(c.userIIStr,c.userIntensity);c.evaluator.setVariable(c.userIxStr,0);c.evaluator.setVariable(c.userIyStr,0);c.evaluator.setVariable(c.userIzStr,0);P=new a.Primitive3D({vertices:[new a.Vector4D(0,0,0,1)],type:"vertex"},c);c.evaluator.setFunction(c.id+
"._X3D2D_",function(a,b,d){P.vertices[0].x=a;P.vertices[0].y=b;P.vertices[0].z=d;P.computeDepth(c);return P.projVert[0].x});c.evaluator.setFunction(c.id+"._Y3D2D_",function(a,b,d){P.vertices[0].x=a;P.vertices[0].y=b;P.vertices[0].z=d;P.computeDepth(c);return P.projVert[0].y});c.resizable&&(c.wModExpr=b.evaluator.parser.parse(c.wModExpr),c.hModExpr=b.evaluator.parser.parse(c.hModExpr));c.ratio=1;c.addEvents();return d};$jscomp.inherits(R,a.Space);R.prototype.init=function(a){c=this;c.initSpace();c.canvas&&
(c.canvas.width=c.backCanvas.width=c.w,c.canvas.height=c.backCanvas.height=c.h,c.canvas.style.width=c.backCanvas.style.width=c.w+"px",c.canvas.style.height=c.backCanvas.style.height=c.h+"px");c.w_2=c.w/2;c.h_2=c.h/2;c.w_plus_h=c.w+c.h;c.oldMouse={x:0,y:0};c.S={x:c.h/1080*-20.6*(40/c.scale),y:0,z:0};c.Ojo={x:3*c.w_2,y:0,z:0};c.evaluator.setVariable(c.ojoXStr,c.Ojo.x);c.evaluator.setVariable(c.ojoYStr,c.Ojo.y);c.evaluator.setVariable(c.ojoZStr,c.Ojo.z)};R.prototype.update=function(a){c=this;g=c.evaluator;
p=c.parent;g.setVariable(c.wStr,c.w);g.setVariable(c.hStr,c.h);c.drawIfValue=0<g.eval(c.drawif);if(c.drawIfValue){c.resizable&&(wModExpr=c.evaluator.eval(c.wModExpr),hModExpr=c.evaluator.eval(c.hModExpr),c.old_w!=wModExpr||c.old_h!=hModExpr)&&(c.w=wModExpr,c.h=hModExpr,c.w_2=c.w/2,c.h_2=c.h/2,g.setVariable(c.wStr,c.w),g.setVariable(c.hStr,c.h),c.old_w=c.w,c.old_h=c.h,c.canvas.width=c.backCanvas.width=c.w*c.ratio,c.canvas.height=c.backCanvas.height=c.h*c.ratio,c.canvas.style.width=c.backCanvas.style.width=
c.w+"px",c.canvas.style.height=c.backCanvas.style.height=c.h+"px",a=!0,c.S={x:c.h/1080*-20.6*(40/c.scale),y:0,z:0},c.Ojo={x:3*c.w_2,y:0,z:0},c.evaluator.setVariable(c.ojoXStr,c.Ojo.x),c.evaluator.setVariable(c.ojoYStr,c.Ojo.y),c.evaluator.setVariable(c.ojoZStr,c.Ojo.z));v=c.x!==g.eval(c.xExpr)+c.displaceRegionWest;x=c.y!==g.eval(c.yExpr)+p.plecaHeight+c.displaceRegionNorth;c.spaceChange=a||v||x||c.drawBefore!==c.drawIfValue||c.Ox!==g.getVariable(c.OxStr)||c.Oy!==g.getVariable(c.OyStr)||c.Ojo.x!==
g.getVariable(c.ojoXStr)||c.Ojo.y!==g.getVariable(c.ojoYStr)||c.Ojo.z!==g.getVariable(c.ojoZStr)||c.scale!==g.getVariable(c.scaleStr);c.x=v?g.eval(c.xExpr)+c.displaceRegionWest:c.x;c.y=x?g.eval(c.yExpr)+p.plecaHeight+c.displaceRegionNorth:c.y;c.Ojo.x=g.getVariable(c.ojoXStr);c.Ojo.y=g.getVariable(c.ojoYStr);c.Ojo.z=g.getVariable(c.ojoZStr);c.Ox=g.getVariable(c.OxStr);c.Oy=g.getVariable(c.OyStr);c.scale=g.getVariable(c.scaleStr);c.drawBefore=c.drawIfValue;if(a||void 0==c.observer){a=0;for(var d=c.parent.controls.length;a<
d;a++)c.parent.controls[a].id===c.obsStr&&(L=!0);c.observer=L?g.getVariable(c.obsStr)||2.5*c.w_plus_h:2.5*c.w_plus_h;c.observer=b(c.observer,.25*c.w_plus_h);g.setVariable(c.obsStr,c.observer)}1E-6>c.scale?(c.scale=1E-6,g.setVariable(c.scaleStr,1E-6)):1E6<c.scale&&(c.scale=1E6,g.setVariable(c.scaleStr,1E6));if(v||x)c.container.style.left=c.x+"px",c.container.style.top=c.y+"px";c.container.style.display="block";c.dim=g.getVariable(c.userIDimStr);c.userIntensity=g.getVariable(c.userIIStr);c.light3={x:parseInt(g.getVariable(c.userIxStr)),
y:parseInt(g.getVariable(c.userIyStr)),z:parseInt(g.getVariable(c.userIzStr))};c.updateCamera();c.draw()}else c.container.style.display="none"};R.prototype.updateCamera=function(){this.eye=a.scalarProduct3D(this.Ojo,1/this.scale)};R.prototype.rotateVertex=function(b){y=a.degToRad(c.evaluator.getVariable(c.rotZStr));w=l(y);z=h(y);f=b.x*w-b.y*z;d=b.x*z+b.y*w;e=b.z;y=a.degToRad(c.evaluator.getVariable(c.rotYStr));w=l(y);z=h(y);return{x:e*z+f*w,y:d,z:e*w-f*z}};R.prototype.project=function(a){c=this;this.evaluator.getVariable("URL.oldProj");
var b=c.eye.x/(a.x-c.eye.x);return{x:c.getAbsoluteX(b*(c.eye.y-a.y)),y:c.getAbsoluteY(b*(c.eye.z-a.z)),z:c.eye.x-a.x}};R.prototype.computeColor=function(c,b,d){c.match("rgba")?c=a.RGBAToHexColor(c):c.match("#")&&(c=new a.Color(c.substring(1)));M=a.subtract3D(this.eye,b.average);N=a.norm3D(M);O=a.scalarProduct3D(M,1/N);this.lights[3]=a.subtract3D(this.light3,b.average);G=a.norm3D(this.lights[3]);for(var e=0,g=this.intensity.length-1;e<g;e++)H[e]=this.intensity[e]*this.dim;H[3]=this.userIntensity*this.userIntensity/
G||0;A=d?this.dim/2:this.dim/4;I=0;C=0>b.direction?b.normal:a.scalarProduct3D(b.normal,-1);e=0;for(g=this.lights.length;e<g;e++)d?(I=Math.max(0,a.dotProduct3D(q(this.lights[e],C),O)),I*=I*I):I=Math.max(0,a.dotProduct3D(this.lights[e],C)),A+=H[e]*I;A=Math.min(A,1);B=m(c.r*A);E=m(c.g*A);J=m(c.b*A);return"rgba("+B+","+E+","+J+","+c.a+")"};R.prototype.draw=function(){this.ctx.clearRect(0,0,this.canvas.width,this.canvas.height);this.ctx.fillStyle=this.background.getColor();this.ctx.fillRect(0,0,this.canvas.width,
this.canvas.height);this.image&&""!=this.image.src&&this.image.ready&&this.image.complete&&("topleft"===this.bg_display?this.ctx.drawImage(this.image,0,0):"stretch"===this.bg_display?this.ctx.drawImage(this.image,0,0,this.w,this.h):"patch"===this.bg_display?(this.ctx.fillStyle=ctx.createPattern(this.image,"repeat"),this.ctx.fillRect(0,0,this.canvas.width,this.canvas.height)):"center"===this.bg_display&&this.ctx.drawImage(this.image,(this.w-this.image.width)/2,(this.h-this.image.height)/2));if(!this.click){for(var a=
0,c=this.graphics.length;a<c;a++)this.graphics[a].update();this.primitives=[];if(this.split)for(a=0,c=this.graphics.length;a<c;a++){r=this.graphics[a];for(var b=a+1;b<c;b++)k=this.graphics[b],r.splitFace(k),k.splitFace(r);this.primitives=this.primitives.concat(r.primitives||[])}else for(a=0,c=this.graphics.length;a<c;a++){r=this.graphics[a];if(r.split)for(b=a+1;b<c;b++)k=this.graphics[b],k.split&&r.splitFace(k);this.primitives=this.primitives.concat(r.primitives||[])}}a=0;for(c=this.primitives.length;a<
c;a++)this.primitives[a].computeDepth(this);this.primitives=this.primitives.sort(function(a,c){return c.depth-a.depth});if("painter"===this.render)this.drawPainter(this.primitives);else for(a=0,c=this.primitives.length;a<c;a++)this.primitives[a].draw(this.ctx,this);a=0;for(c=this.graphicsCtr.length;a<c;a++)this.graphicsCtr[a].draw()};R.prototype.drawPainter=function(a){for(var c=a.length,b=0;b<c;b++)a[b].drawn=!1,a[b].draw(this.ctx,this);for(var d=[],e=[],g=0,f=a.length,h=.001,k,l;;){k=f;for(b=0;b<
c;b++)if(!a[b].drawn){l=!0;for(var p=0;p<c;p++)if(p!=b&&!a[p].drawn&&a[b].inFrontOf(d,a[p],h)){l=!1;break}l&&(f--,e[g++]=a[b],a[b].drawn=!0)}if(0==f)break;else if(f==k){if(h*=10,.1<h){for(b=0;b<c;b++)a[b].drawn||(e[g++]=a[b],a[b].drawn=!0);break}}else h=.001}for(b=0;b<c;b++)e[b].draw(this.ctx,this)};R.prototype.rayFromEye=function(a,c){return{x:-this.eye.x,y:(a-(this.w_2+this.Ox))/this.scale-this.eye.y,z:(this.h_2+this.Oy-c)/this.scale-this.eye.z}};R.prototype.addEvents=function(){function c(a){window.focus();
document.activeElement.blur();f.click=0;f.evaluator.setVariable(f.id+".mouse_pressed",0);window.removeEventListener("touchmove",g,!1);window.removeEventListener("touchend",c,!1);a.preventDefault();f.parent.update()}function b(c){document.body.focus();f.click=0;f.evaluator.setVariable(f.id+".mouse_pressed",0);c.preventDefault();"R"===f.whichBtn&&(window.removeEventListener("mousemove",e,!1),f.posZoom==f.posZoomNew&&a.showConfig&&f.parent.externalSpace.show());window.removeEventListener("mousemove",
g,!1);window.removeEventListener("mouseup",b,!1);f.parent.update()}function d(c){f.posAnte=a.getCursorPosition(c,f.container);f.mouse_x=f.getRelativeX(f.posAnte.x);f.mouse_y=f.getRelativeY(f.posAnte.y);f.evaluator.setVariable(f.id+".mouse_x",f.mouse_x);f.evaluator.setVariable(f.id+".mouse_y",f.mouse_y);f.parent.update()}function e(c){c.preventDefault();f.posZoomNew=a.getCursorPosition(c,f.container).y;f.evaluator.setVariable(f.scaleStr,f.tempScale+f.tempScale/45*((f.posZoom-f.posZoomNew)/10));f.posObserverNew=
a.getCursorPosition(c,f.container).x;f.evaluator.setVariable(f.obsStr,f.tempObserver-2.5*(f.posObserver-f.posObserverNew));f.parent.update()}function g(c){if(!f.fixed&&f.click){u=(f.getAbsoluteX(f.oldMouse.x)-f.getAbsoluteX(f.mouse_x))/4;n=(-f.getAbsoluteY(f.oldMouse.y)+f.getAbsoluteY(f.mouse_y))/4;if(u!==f.disp.x||n!==f.disp.y)f.alpha=a.degToRad(f.evaluator.getVariable(f.rotZStr)),f.beta=a.degToRad(-f.evaluator.getVariable(f.rotYStr)),f.alpha=a.radToDeg(f.alpha)-u,f.beta=a.radToDeg(f.beta)-n,f.evaluator.setVariable(f.rotZStr,
f.alpha),f.evaluator.setVariable(f.rotYStr,-f.beta),f.disp.x=u,f.disp.y=n,f.oldMouse.x=f.getRelativeX(f.posAnte.x),f.oldMouse.y=f.getRelativeY(f.posAnte.y);d(c);c.preventDefault()}}var f=this;this.canvas.oncontextmenu=function(){return!1};this.canvas.addEventListener("touchstart",function(b){window.focus();document.activeElement.blur();f.click=1;f.evaluator.setVariable(f.id+".mouse_pressed",1);f.parent.deactivateGraphicControls();f.posAnte=a.getCursorPosition(b,f.container);f.oldMouse.x=f.getRelativeX(f.posAnte.x);
f.oldMouse.y=f.getRelativeY(f.posAnte.y);d(b);window.addEventListener("touchmove",g);window.addEventListener("touchend",c);b.preventDefault()});this.canvas.addEventListener("mousedown",function(c){document.body.focus();f.click=1;f.parent.deactivateGraphicControls();f.whichBtn=a.whichBtn(c);"R"===f.whichBtn?(window.addEventListener("mouseup",b),f.posObserver=a.getCursorPosition(c,f.container).x,f.posObserverNew=f.posObserver,f.posZoom=a.getCursorPosition(c,f.container).y,f.posZoomNew=f.posZoom,f.fixed||
(f.tempScale=f.scale,f.tempObserver=f.observer,window.addEventListener("mousemove",e))):"L"==f.whichBtn&&(f.evaluator.setVariable(f.id+".mouse_pressed",1),f.posAnte=a.getCursorPosition(c,f.container),f.oldMouse.x=f.getRelativeX(f.posAnte.x),f.oldMouse.y=f.getRelativeY(f.posAnte.y),d(c),window.addEventListener("mousemove",g),window.addEventListener("mouseup",b));c.preventDefault()});this.disp={x:0,y:0}};a.Space3D=R;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f,d,e,q,m,b,l=function(b,d){var e=a.Space.call(this,b,d)||this;f=e.parent.evaluator;void 0!=e._w_&&(b=f.parser.parse(e._w_),e._w_="number"!=b.type?b:void 0);void 0!=e._h_&&(b=f.parser.parse(e._h_),e._h_="number"!=b.type?b:void 0);e.isFirefox=/firefox/i.test(window.navigator.userAgent);e.file=e.file?e.file.trim():"";e.file.match(/^\[/)&&e.file.match(/\]$/)?e.file=f.parser.parse(e.file.substring(1,e.file.length-1)):e.file.match(/^'/)&&e.file.match(/'$/)?
e.file=f.parser.parse(e.file):e.file=f.parser.parse("'"+e.file+"'");e.oldFile=f.eval(e.file);e.MyIFrame=a.newHTML("iframe",{marginheight:0,marginwidth:0,frameborder:0,scrolling:"auto",style:"position:absolute;left:0;top:0;"});0!=e.oldFile&&e.MyIFrame.setAttribute("src",e.oldFile);e.container=a.newHTML("div",{id:e.id,style:(a.isIOS?"overflow:scroll;-webkit-overflow-scrolling:touch;overflow-scrolling:touch;":"")+"position:absolute;width:"+e.w+"px;height:"+e.h+"px;left:"+e.x+"px;top:"+e.y+"px;z-index:"+
e.zIndex+";background-repeat:no-repeat;background-position:center;"});e.container.appendChild(e.MyIFrame);e.imageSrc&&(e.container.style.backgroundImage="url("+e.imageSrc+")");e.parent.container.insertBefore(e.container,e.parent.loader);e.MyIFrame.onload=function(c){var b=this;e.evaluator.setFunction(e.id+".set",function(a,c){b.contentWindow.postMessage({type:"set",name:a,value:c},"*");return 0});e.evaluator.setFunction(e.id+".update",function(){b.contentWindow.postMessage({type:"update"},"*");return 0});
e.evaluator.setFunction(e.id+".exec",function(a,c){b.contentWindow.postMessage({type:"exec",name:a,value:c},"*");return 0});e.evaluator.setFunction(e.id+".changeConf",function(c){if(c){if(a.cacheFiles[c])var d=a.cacheFiles[c];else d=(d=document.getElementById(c))&&"descartes/embed"===d.type?d.textContent:a.openExternalFile(c),d=(d=(new DOMParser).parseFromString(d,"text/html").querySelector("ajs"))?d.innerHTML:"",a.cacheFiles[c]=d;b.contentWindow.postMessage({type:"change_config",filename:c,content:d},
"*")}return 0});e.ImReady=!e.isFirefox;e.isFirefox||(e.container.style.visibility="visible",e.container.style.opacity="1",e.container.style.zIndex=e.zIndex,e.container.style.display=e.drawIfValue?"block":"none");e.MyIFrame.style.visibility="visible";e.container.style.backgroundImage=""};e.update=e.iframeUpdate;e.evaluator.setVariable(e.id+"._scroll",0);return e};$jscomp.inherits(l,a.Space);l.prototype.init=function(){m=this;m.initSpace();m.MyIFrame&&Object.assign(m.MyIFrame.style,{width:m.w+"px",
height:m.h+"px"})};l.prototype.iframeUpdate=function(a){f=this.evaluator;this.drawIfValue=0<f.eval(this.drawif);this.ImReady?this.container.style.display=this.drawIfValue?"block":"none":(this.container.style.visibility=this.drawIfValue?"visible":"hidden",this.container.style.opacity=this.drawIfValue?"1":"0",this.container.style.zIndex=this.drawIfValue?this.zIndex:-1E3);if(this.drawIfValue){a&&(this.x=this.y=Infinity);d=this.x!==f.eval(this.xExpr)+this.displaceRegionWest;e=this.y!==f.eval(this.yExpr)+
this.parent.plecaHeight+this.displaceRegionNorth;this.x=d?f.eval(this.xExpr)+this.displaceRegionWest:this.x;this.y=e?f.eval(this.yExpr)+this.parent.plecaHeight+this.displaceRegionNorth:this.y;void 0!=this._w_&&(a=f.eval(this._w_),this.w!==a&&(this.container.style.width=this.MyIFrame.style.width=a+"px",this.w=a));void 0!=this._h_&&(a=f.eval(this._h_),this.h!==a&&(this.container.style.height=this.MyIFrame.style.height=a+"px",this.h=a));if(d||e)this.container.style.left=this.x+"px",this.container.style.top=
this.y+"px";q=f.eval(this.file);q!==this.oldFile&&(this.ImReady=!1,this.isFirefox||(this.container.style.display="block",this.container.style.visibility=this.drawIfValue?"visible":"hidden",this.container.style.opacity=this.drawIfValue?"1":"0",this.container.style.zIndex=this.drawIfValue?this.zIndex:-1E3),this.imageSrc&&(this.container.style.backgroundImage="url("+this.imageSrc+")"),this.MyIFrame.style.visibility="hidden",this.oldFile=q,this.MyIFrame.contentWindow.location.replace(q));b=f.getVariable(this.id+
"._scroll");1==b?(this.MyIFrame.setAttribute("scrolling","yes"),this.MyIFrame.style.overflow=""):-1==b?(this.MyIFrame.setAttribute("scrolling","no"),this.MyIFrame.style.overflow="hidden"):(this.MyIFrame.setAttribute("scrolling","auto"),this.MyIFrame.style.overflow="")}else this.MyIFrame.contentWindow.blur()};a.SpaceHTMLIFrame=l;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;var f=1,d=function(d){this.children=d.children;this.lessonParser=d.lessonParser;this.images=d.images;this.images.length=d.images.length;this.audios=d.audios;this.audios.length=d.audios.length;this.descartesApp=d;this.imgLoader=a.newHTML("div",{class:"DescartesLoaderImage"});this.progress=a.newHTML("progress",{class:"PBL",value:0,max:100});d.imgLoader?(d.loader.style.backgroundColor="rgba(0,0,0,0)",this.imgLoader.setAttribute("style","background-image:url("+
d.imgLoader+");background-size:contain;")):(f=d.width<d.height?d.width/1144:d.height/1092,f=2.5<f?2.5:f,this.imgLoader.setAttribute("style","background-image:url("+a.loaderImg.src+");background-position:50% 33.5%;background-size:"+880*f+"px;"),this.progress.setAttribute("style","visibility:visible; left:"+(d.width-726*f)/2+"px; top:"+(33.5*d.height/100+940*f/2)+"px; width:"+726*f+"px; height:"+14*f+"px;"));d.loader.appendChild(this.imgLoader);d.loader.appendChild(this.progress);d.firstRun=!1;this.initPreloader()};
d.prototype.initPreloader=function(){var d=this,f=d.children,m=d.images,b=d.audios,l=/[\w\.\-//]*(\.png|\.jpg|\.gif|\.svg)/gi,h=/[\w\.\-//]*(\.ogg|\.oga|\.mp3|\.wav)/gi;m["lib/DescartesCCLicense.png"]=a.getCCLImg();m["lib/DescartesCCLicense.png"].addEventListener("load",function(){this.ready=1});m["lib/DescartesCCLicense.png"].addEventListener("error",function(){this.errorload=1});var g,p;var c=0;for(g=f.length;c<g;c++)if("rtf"!==f[c].name){if(f[c].value.match(/'macro'|'makro'/g)){var r="";var k=
d.lessonParser.split(f[c].value);var v=0;for(p=k.length;v<p;v++)"expresion"===babel[k[v][0]]&&(r=k[v][1]);if(r)var x=(x=document.getElementById(r))&&"descartes/macro"==x.type?x.text:a.openExternalFile(r);if(x&&(k=x.match(l)))for(r=0,p=k.length;r<p;r++)v=k[r],v.toLowerCase().match(/vacio.gif$/)||""==v.substring(0,v.length-4)||(m[v]=new Image,m[v].addEventListener("load",function(){this.ready=1}),m[v].addEventListener("error",function(){this.errorload=1}),m[v].src=v)}if(k=f[c].value.match(l))for(r=
0,p=k.length;r<p;r++)v=k[r],v.toLowerCase().match(/vacio.gif$/)||""==v.substring(0,v.length-4)||(m[v]=new Image,m[v].addEventListener("load",function(){this.ready=1}),m[v].addEventListener("error",function(){this.errorload=1}),m[v].src=v);if(k=f[c].value.match(h))for(r=0,v=k.length;r<v;r++)d.initAudio(k[r])}for(var u in m)m.hasOwnProperty(u)&&d.images.length++;for(u in b)b.hasOwnProperty(u)&&d.audios.length++;var n=d.images.length+d.audios.length;0<n&&d.progress.setAttribute("max",n);var y,w=function(){y=
0;for(var c in m)m.hasOwnProperty(c)&&(m[c].ready||m[c].errorload)&&y++;for(c in b)b.hasOwnProperty(c)&&(b[c].ready||b[c].errorload)&&y++;d.progress.setAttribute("value",y);y!=n?d.timer=a.setTimeout(w,1):d.descartesApp.initBuildApp()};w()};d.prototype.initAudio=function(d){var e=this.audios;e[d]=new Audio(d);e[d].filename=d;var f=function(){this.ready=1},b=function(){this.canPlayType("audio/"+this.filename.substring(this.filename.length-3))||"mp3"!=this.filename.substring(this.filename.length-3)?
(console.warn("El archivo '"+d+"' no puede ser reproducido"),this.errorload=1):(e[d]=new Audio(this.filename.replace("mp3","ogg")),e[d].filename=this.filename.replace("mp3","ogg"),e[d].addEventListener("canplaythrough",f),e[d].addEventListener("load",f),e[d].addEventListener("error",b),e[d].load())};e[d].addEventListener("canplaythrough",f);e[d].addEventListener("load",f);e[d].addEventListener("error",b);a.hasTouchSupport?(e[d].load(),e[d].play(),a.setTimeout(function(){e[d].pause()},20),e[d].ready=
1):e[d].load()};a.DescartesLoader=d;return a}(descartesJS||{});
descartesJS=function(a){function f(a){for(var b="[",d=0,c=a.length;d<c;d++)Array.isArray(a[d])?b+=f(a[d]):(e=a[d]||0,"string"==typeof e&&(e="'"+e+"'"),b+=e),d<c-1&&(b+=",");return b+"]"}function d(){q=window.innerWidth/this.width;m=window.innerHeight/this.height;a.cssScale=b=Math.min(q,m);this.container.style.transformOrigin="0 0";q<m?(this.container.style.left="0",this.container.style.transform="translate3d(0px, 0px, 0px) scale("+b+")"):(this.container.style.left="50%",this.container.style.transform=
"translate3d(0px, 0px, 0px) scale("+b+") translate(-50%, 0)")}if(a.loadLib)return a;var e,q,m,b,l=function(b){this.animation={playing:!1,play:function(){},stop:function(){},reinit:function(){}};this.ratio=a._ratio;this.applet=b;this.parentC=b.parentNode;this.width=parseFloat(b.getAttribute("width"));this.height=parseFloat(b.getAttribute("height"));this.decimal_symbol=".";this.decimal_symbol_regexp=/\./g;this.language="espa\u00f1ol";this.children=b.getElementsByTagName("param");a.ccLicense=!0;for(var d=
0,e=this.children.length;d<e;d++)"CreativeCommonsLicense"===this.children[d].name&&(a.ccLicense="no"!==this.children[d].value);this.code=b.getAttribute("code");this.saveState=[];this.images={length:-1};this.audios={length:-1};this.firstRun=!0;this.scaleToFit=function(){};this.getURLParameters();this.init()};l.prototype.init=function(){this.stop();this.evaluator=new a.Evaluator(this);this.lessonParser=new a.LessonParser(this);this.arquimedes=/DescartesWeb2_0|Arquimedes|Discurso/i.test(this.code);this.licenseA=
a.ccLicense?"{\\rtf1\\uc0{\\fonttbl\\f0\\fcharset0 Arial;}{\\f0\\fs34 __________________________________________________________________________________\\par \\fs22                                        Los contenidos de esta unidad did\u00e1ctica interactiva est\u00e1n bajo una licencia {\\*\\hyperlink Creative Commons|https://creativecommons.org/licenses/by-nc-sa/4.0/deed.es}, si no se indica lo contrario.\\par                                        La unidad did\u00e1ctica fue creada con Descartes, que es un producto de c\u00f3digo abierto, {\\*\\hyperlink Creditos|http://arquimedes.matem.unam.mx/Descartes5/creditos/conCCL.html}\\par }":
"";for(var b=this.children,e,f=0,c=0,l=a.ccLicense?90:0,k=0,m=b.length;k<m;k++)e=b[k],"rtf_height"==e.name&&(f=parseInt(e.value)+120||this.height),"Buttons"==babel[e.name]&&(this.buttonsConfig=this.lessonParser.parseButtonsConfig(e.value),c=this.buttonsConfig.height),"image_loader"==e.name&&(this.imgLoader=e.value),"expand"==e.name&&(this.expand=e.value),"docBase"==e.name&&(this.docBase=e.value,e=a.newHTML("base",{id:"descartesJS_base",href:this.docBase}),document.head.appendChild(e));"cover"==this.expand&&
(this.width=window.innerWidth,this.height=window.innerHeight);this.arquimedes&&(this.ratio=1,f&&(this.height=f+c+l));this.externalSpace&&document.body.removeChild(this.externalSpace.container);this.externalSpace=new a.SpaceExternal(this);this.northSpace={container:a.newHTML("div"),controls:[]};this.southSpace={container:a.newHTML("div"),controls:[]};this.eastSpace={container:a.newHTML("div"),controls:[]};this.westSpace={container:a.newHTML("div"),controls:[]};this.editableRegion={container:a.newHTML("div"),
textFields:[]};this.controls=[];this.auxiliaries=[];this.events=[];this.nIframes=this.plecaHeight=this.tabindex=this.zIndex=0;void 0!=this.container&&(this.cleanCanvasImages(),this.parentC.removeChild(this.container),delete this.container,delete this.loader);this.container=a.newHTML("div");this.loader=a.newHTML("div",{class:"DescartesLoader"});this.parentC.insertBefore(this.container,this.parentC.firstChild);this.container.width=this.loader.width=this.width;this.container.height=this.loader.height=
this.height;this.container.className="DescartesAppContainer";this.container.setAttribute("style","width:"+this.width+"px;height:"+this.height+"px;");this.container.appendChild(this.loader);"fit"==this.expand&&(this.container.parentNode.removeAttribute("align"),this.container.parentNode.style.overflow="hidden",this.container.parentNode.style.width="100vw",this.container.parentNode.style.height="100vh",this.scaleToFit=d,this.scaleToFit());this.spaces=[];this.firstRun?(this.loader.style.display="block",
new a.DescartesLoader(this)):this.initBuildApp()};l.prototype.initBuildApp=function(){a.showConfig=!0;for(var b=this.children,d,e=this.lessonParser,c=[],f=[],k=[],l=[],m=[],q=[],n=0,y=b.length;n<y;n++)if(d=b[n],"editable"==babel[d.name])a.showConfig="false"==babel[d.value]?!1:!0;else if("language"==babel[d.name])this.language=d.value;else if("pleca"==d.name)d=e.parsePleca(d.value,this.width),this.container.insertBefore(d,this.loader),this.plecaHeight=d.imageHeight?d.imageHeight:d.offsetHeight;else if("Buttons"==
babel[d.name])this.buttonsConfig=e.parseButtonsConfig(d.value);else if("decimal_symbol"==babel[d.name])this.decimal_symbol=d.value,this.decimal_symbol_regexp=new RegExp("\\"+this.decimal_symbol,"g");else if("version"==babel[d.name])this.version=parseInt(d.value);else if("language"==babel[d.name])this.language=d.value;else if("rtf"==d.name){var w=(this.width-780)/2,z=parseInt(this.height)-this.plecaHeight-this.buttonsConfig.height-45;l.push("space='descartesJS_stage' type='text' abs_coord='yes' expresion='[10,20]' background='yes' text='"+
d.value.replace(/'/g,"&squot;")+"'");l.push("space='descartesJS_stage' type='text' abs_coord='yes' expresion='["+w+","+(z-25)+"]' background='yes' text='"+this.licenseA+"'");a.ccLicense&&l.push("space='descartesJS_stage' type='image' expresion='["+(w+15)+","+z+"]' background='yes' abs_coord='yes' file='lib/DescartesCCLicense.png'")}else"E"==d.name.charAt(0)?(d.value.match(/'HTMLIFrame'/)&&this.nIframes++,c.push(d.value)):/^C_/.test(d.name)?f.push(d.value):/^A_/.test(d.name)?k.push(d.value):/^G_/.test(d.name)?
(d.value.match(/type='fill'|tipo='relleno'|tipus='ple'|mota='betea'|type='plein'|tipo='recheo'|tipo='curva_piena'|tipo='preencher'|tipus='ple'/)&&(this.ratio=1),l.push(d.value)):/^S_/.test(d.name)?m.push(d.value):"Animation"==babel[d.name]&&q.push(d.value);this.arquimedes&&(this.stage={container:a.newHTML("div",{id:"descartesJS_Stage"}),scroll:0},this.stage.stageSpace=this.lessonParser.parseSpace("tipo='R2' id='descartesJS_stage' fondo='"+(a.TextController?"ffffffff":"blanco")+"' x='0' y='0' fijo='yes' red='no' red10='no' ejes='no' text='no' ancho='"+
this.width+"' alto='"+this.height+"'"),this.stage.container.appendChild(this.stage.stageSpace.container),this.container.appendChild(this.stage.container),this.spaces.push(this.stage.stageSpace));n=0;for(y=c.length;n<y;n++)b=e.parseSpace(c[n]),this.arquimedes&&this.stage.container.appendChild(b.container),this.spaces.push(b),this.zIndex++;n=0;for(y=l.length;n<y;n++)if(a.DEBUG.elemIndex=n,c=e.parseGraphic(l[n]))this.editableRegionVisible=this.editableRegionVisible||c.visible,c.space.addGraph(c);n=0;
for(y=m.length;n<y;n++)(c=e.parse3DGraphic(m[n]))&&c.space.addGraph(c,!0);n=0;for(y=f.length;n<y;n++)this.controls.push(e.parseControl(f[n]));n=0;for(y=k.length;n<y;n++)e.parseAuxiliar(k[n]);n=0;for(y=q.length;n<y;n++)this.animation=e.parseAnimation(q[n]);this.configRegions();this.updateAuxiliaries();this.updateAuxiliaries();n=0;for(y=this.controls.length;n<y;n++)this.controls[n].init();this.updateControls();this.updateSpaces(!0);var B=this;this.nIframes?a.setTimeout(function(){B.finishInit()},200*
this.nIframes):this.finishInit()};l.prototype.finishInit=function(){this.evaluator.setVariable("decimalSymbol",this.decimal_symbol);this.update();this.loader.style.display="none";window.parent!==window&&(this.parentC.style.margin=this.parentC.style.padding="0px","fit"==this.expand&&window.addEventListener("touchmove",function(a){a.preventDefault();a.stopPropagation()}),window.parent.postMessage({type:"reportSize",href:window.location.href,width:this.width,height:this.height},"*"),window.parent.postMessage({type:"ready",
value:window.location.href},"*"),a.onResize());window.opener&&window.opener.postMessage({type:"isResizeNeeded",href:window.location.href},"*");this.externalSpace.init();try{var b=new CustomEvent("descartesReady",{detail:this});window.dispatchEvent(b)}catch(g){console.warn("CustomEvents not supported in this browser")}this.readyApp=!0};l.prototype.adjustSize=function(){document.body.style.margin=document.body.style.padding=this.parentC.style.margin=this.parentC.style.padding="0px";var b=parseInt(this.width)+
30,d=parseInt(this.height)+90;window.moveTo((parseInt(screen.width)-b)/2,(parseInt(screen.height)-d)/2);window.resizeTo(b,d);a.onResize()};l.prototype.configRegions=function(){var b=this.evaluator.parser,d=this.buttonsConfig||{},e=this.container,c="15",f=100,k=100,l=100,m=100;2==this.version&&(c="14",f=63,k=50,l=44,m=53);var q=0,n=0,y=0,w=0,z=this.northSpace.controls,B=this.southSpace.controls,E=this.eastSpace.controls,J=this.westSpace.controls;if(0<d.rowsNorth||0<z.length||d.about||d.config){0>=
d.rowsNorth?(q=d.height,d.rowsNorth=1):q=d.height*d.rowsNorth;var G=this.northSpace.container;G.id="descartesJS_north";G.setAttribute("style","width:"+e.width+"px;height:"+q+"px;left:0;top:"+this.plecaHeight+"px;");e.insertBefore(G,this.loader);G=e.width;var H=0;d.about?(H=f,G-=H):f=0;d.config&&(G-=k);var A=Math.ceil(z.length/d.rowsNorth),I=G/A;var C=0;for(var M=z.length;C<M;C++)z[C].expresion=b.parse("("+(H+C%A*I)+","+d.height*Math.floor(C/A)+","+I+","+d.height+")"),z[C].drawif=b.parse("1"),z[C].init();
d.about&&(C=new a.Button(this,{region:"north",name:"english"==this.language?"about":"cr\u00e9ditos",font_size:b.parse(c),expresion:b.parse("(0, 0, "+f+", "+q+")")}),C.actionExec={execute:a.showAbout},C.update());d.config&&(new a.Button(this,{region:"north",name:"config",font_size:b.parse(c),action:"config",expresion:b.parse("("+(G+f)+", 0, "+k+", "+q+")")})).update()}if(0<d.rowsSouth||0<B.length||d.init||d.clear){0>=d.rowsSouth?(n=d.height,d.rowsSouth=1):n=d.height*d.rowsSouth;f=e.width;H=0;d.init?
(H=l,f-=H):l=0;d.clear&&(f-=m);G=this.southSpace.container;G.id="descartesJS_south";G.setAttribute("style","width:"+e.width+"px;height:"+n+"px;left:0;bottom:0;");e.insertBefore(G,this.loader);A=Math.ceil(B.length/d.rowsSouth);I=f/A;C=0;for(M=B.length;C<M;C++)B[C].expresion=b.parse("("+(H+C%A*I)+","+d.height*Math.floor(C/A)+","+I+","+d.height+")"),B[C].drawif=b.parse("1"),B[C].init();d.init&&(new a.Button(this,{region:"south",name:"english"==this.language?"init":"inicio",font_size:b.parse(c),action:"init",
expresion:b.parse("(0, 0, "+l+", "+n+")")})).update();d.clear&&(new a.Button(this,{region:"south",name:"english"==this.language?"clear":"limpiar",font_size:b.parse(c),action:"clear",expresion:b.parse("("+(f+l)+", 0, "+m+", "+n+")")})).update()}if(0<E.length)for(C=e.height-q-n,y=d.widthEast,G=this.eastSpace.container,G.id="descartesJS_east",G.setAttribute("style","width:"+y+"px;height:"+C+"px;right:0;top:"+q+"px;"),e.insertBefore(G,this.loader),C=0,M=E.length;C<M;C++)E[C].expresion=b.parse("(0,"+d.height*
C+","+y+","+d.height+")"),E[C].drawif=b.parse("1"),E[C].init();if(0<J.length)for(C=e.height-q-n,w=d.widthWest,G=this.westSpace.container,G.id="descartesJS_west",G.setAttribute("style","width: "+w+"px;height:"+C+"px;left:0;top:"+q+"px;"),e.insertBefore(G,this.loader),C=0,M=J.length;C<M;C++)J[C].expresion=b.parse("(0,"+d.height*C+","+w+","+d.height+")"),J[C].drawif=b.parse("1"),J[C].init();if(this.editableRegionVisible)for(b=d.height,G=this.editableRegion.container,G.id="descartesJS_editableRegion",
G.setAttribute("style","width:"+e.width+"px;height:"+b+"px;left:0;top:"+(e.height-n-d.height)+"px;"),e.insertBefore(G,this.loader),d=this.editableRegion.textFields,e=e.width/d.length,J=a.getFieldFontSize(b),C=0,M=d.length;C<M;C++)"div"==d[C].type?(G.appendChild(d[C].container),d[C].container.setAttribute("style","font-family:"+a.sansserif_font+";width:"+(e-4)+"px;height:"+b+"px;position:absolute;left:"+C*e+"px;top:0;"),E=d[C].container.firstChild,E.setAttribute("style","font-family:"+a.sansserif_font+
";font-size:"+J+"px;padding-top:0;background-color:#e0e4e8;position:absolute;left:0;top:0;height:"+b+"px;text-align:center;line-height:"+b+"px;"),c=E.offsetWidth,E.style.width=c+"px",E.firstChild.textContent=E.firstChild.textContent.substring(3,E.firstChild.textContent.length-3),d[C].container.lastChild.setAttribute("style","font-family:"+a.monospace_font+";font-size:"+J+"px;width:"+(e-c)+"px;height:"+b+"px;position:absolute;left:"+c+"px;top:0;border:2px groove white;")):(G.appendChild(d[C]),d[C].setAttribute("style",
"font-family:"+a.monospace_font+";font-size:"+J+"px;width:"+e+"px;height:"+b+"px;position:absolute;left:"+C*e+"px;top:0;border:2px groove white;"));this.displaceRegionNorth=q;this.displaceRegionSouth=n;this.displaceRegionEast=y;this.displaceRegionWest=w;C=0;for(M=this.spaces.length;C<M;C++)this.spaces[C].init()};l.prototype.update=function(){this.updateAuxiliaries();this.updateControls();this.updateEvents();this.updateControls();this.updateSpaces()};l.prototype.clearClick=function(){for(var a=0,b=
this.spaces.length;a<b;a++)this.spaces[a].clearClick()};l.prototype.removeButtonClick=function(){a.newBlobContent=null;for(var b=0,d=this.controls.length;b<d;b++)this.controls[b].buttonClick=!1};l.prototype.deactivateGraphicControls=function(){for(var a,b=0,d=this.controls.length;b<d;b++)a=this.controls[b],"GraphicControl"==a.type&&a.deactivate()};l.prototype.updateAuxiliaries=function(){for(var a=0,b=this.auxiliaries.length;a<b;a++)this.auxiliaries[a].update()};l.prototype.updateEvents=function(){for(var a=
0,b=this.events.length;a<b;a++)this.events[a].update()};l.prototype.updateControls=function(){for(var a=0,b=this.controls.length;a<b;a++)this.controls[a].update()};l.prototype.updateSpaces=function(a){for(var b=0,d=this.spaces.length;b<d;b++)this.spaces[b].update(a)};l.prototype.clear=function(){for(var a=0,b=this.spaces.length;a<b;a++)this.spaces[a].spaceChange=!0,this.spaces[a].drawBackground&&this.spaces[a].drawBackground()};l.prototype.play=function(){this.animation.play()};l.prototype.stop=function(){this.animation.stop()};
l.prototype.reinitAnimation=function(){this.animation.reinit()};l.prototype.stopAudios=function(){this.stop();for(var a in this.audios)this.audios.hasOwnProperty(a)&&this.audios[a].pause&&(this.audios[a].pause(),this.audios[a].currentTime=0)};l.prototype.getImage=function(a){var b=this.images;return a?(b[a]||(b[a]=new Image,b[a].addEventListener("load",function(){this.ready=1}),b[a].addEventListener("error",function(){this.ready=0;this.errorload=1}),b[a].src=a),b[a]):new Image};l.prototype.getAudio=
function(b){var d=this.audios;if(b){if(!d[b]){b.lastIndexOf(".");d[b]=new Audio(b);var e=function(a){this.ready=1};d[b].addEventListener("canplaythrough",e);var c=function(a){this.canPlayType("audio/"+b.substring(b.length-3))||"mp3"!=b.substring(b.length-3)?(console.warn("El archivo '"+b+"' no puede ser reproducido"),this.errorload=1):(d[b]=new Audio(b.replace("mp3","ogg")),d[b].addEventListener("canplaythrough",e),d[b].addEventListener("load",e),d[b].addEventListener("error",c),d[b].load())};d[b].addEventListener("error",
c);d[b].play();a.setTimeout(function(){d[b].pause()},15)}return d[b]}return new Audio};l.prototype.getControlByCId=function(a){return this.getControlById(a,!0)};l.prototype.getControlById=function(a,b){b=b?"cID":"id";for(var d,c=0,e=this.controls.length;c<e;c++)if(d=this.controls[c],d[b]==a)return d;return{update:function(){},w:0,h:0}};l.prototype.getSpaceByCId=function(a){return this.getSpaceById(a,!0)};l.prototype.getSpaceById=function(a,b){b=b?"cID":"id";for(var d,c=0,e=this.spaces.length;c<e;c++)if(d=
this.spaces[c],d[b]==a)return d;return{update:function(){},w:0,h:0}};l.prototype.getURLParameters=function(){var a=window.location.href,b=a.indexOf("?");if(-1!=b){a=decodeURIComponent(a.substring(b+1)).split("&");for(var d=0,c=a.length;d<c;d++)b=a[d].split("="),2==b.length&&(+b[1]==+b[1]&&(b[1]=parseFloat(b[1])),this.evaluator.setVariable("URL."+b[0],b[1]))}};l.prototype.getState=function(){var a="",b=this.evaluator.variables,d;for(d in b)if(b.hasOwnProperty(d)){var c=b[d];"string"==typeof c&&(c=
"'"+c+"'");void 0!=c&&"rnd"!=d&&"\u03c0"!=d&&"pi"!=d&&"e"!=d&&"Infinity"!=d&&"-Infinity"!=d&&"object"!=typeof c&&(a=""!=a?a+"\n"+d+"="+c:d+"="+c)}c=this.evaluator.vectors;for(var e in c)c.hasOwnProperty(e)&&(a+="\n"+e+"="+f(c[e]));e=this.evaluator.matrices;for(var k in e)e.hasOwnProperty(k)&&(a+="\n"+k+"="+f(e[k]));return a};l.prototype.setState=function(a,b){a=a.split("\n");for(var d,c,e=0,f=a.length;e<f;e++)d=a[e].split("="),2<=d.length&&(c=eval(d[1]),-1!=d[1].indexOf("[[")?(this.evaluator.matrices[d[0]]=
c,this.evaluator.matrices[d[0]].rows=c.length,this.evaluator.matrices[d[0]].cols=c[0].length):-1!=d[1].indexOf("[")?(this.evaluator.vectors[d[0]]=c,this.evaluator.variables[d[0]+".long"]=c.length):this.evaluator.variables[d[0]]=c);b||this.update()};l.prototype.getEvaluation=function(){for(var a=correct=0,b="",d=0,c=this.controls.length;d<c;d++)"textfield"==this.controls[d].gui&&this.controls[d].evaluate&&(a++,correct+=this.controls[d].ok,this.controls[d].value=""==this.controls[d].value?"''":this.controls[d].value,
b+=" \\n "+this.controls[d].id+"="+this.controls[d].value+"|"+this.controls[d].ok);return"questions="+a+" \\n correct="+correct+" \\n wrong="+(a-correct)+b};l.prototype.showSolution=function(){for(var a=this.controls,b=0,d=a.length;b<d;b++)"textfield"==a[b].gui&&a[b].evaluate&&a[b].changeValue(a[b].getFirstAnswer());this.update()};l.prototype.showAnswer=function(){for(var a=0,b=this.saveState.length;a<b;a++)this.evaluator.eval(this.saveState[a]);this.update()};l.prototype.cleanCanvasImages=function(){this.container.querySelectorAll("canvas").forEach(function(a){a.width=
a.height=1;a.style.width=a.style.height="1px"});this.spaces.forEach(function(a){a.canvas&&(a.canvas=a.ctx=null);a.backCanvas&&(a.backCanvas=a.backCtx=null)});for(var a in this.images)this.images[a].nodeName&&"canvas"===this.images[a].nodeName.toLowerCase()&&delete this.images[a]};a.DescartesApp=l;return a}(descartesJS||{});
descartesJS=function(a){if(a.loadLib)return a;a.DEBUG={PARENTHESIS_CLOSING:"Faltan par\u00e9ntesis por cerrar",PARENTHESIS_OPENING:"Faltan par\u00e9ntesis por abrir",BRACKET_CLOSING:"Faltan corchetes por cerrar",BRACKET_OPENING:"Faltan corchetes por abrir",INCOMPLETE_IF:"Condicional incompleta",EXPRESSION:"En la expresi\u00f3n",setError:function(f,d){f="Error: "+f+" en\u300a "+d+" \u300b";var e="";switch(a.DEBUG.objectName){case "Auxiliar":d="event"===a.DEBUG.typeName||"algorithm"===a.DEBUG.typeName||
"constant"===a.DEBUG.typeName?"En el programa ":"En la definici\u00f3n ";if("doExpr"==babel[a.DEBUG.paramName]||"init"==babel[a.DEBUG.paramName])e=" en la l\u00ednea "+(a.DEBUG.lineCount+1);f+=d+"\u300c"+a.DEBUG.idName+"\u300d, en el param\u00e9tro \u300c"+a.DEBUG.paramName+"\u300d"+e+".";break;case "Graphic":f+="En el gr\u00e1fico #"+(a.DEBUG.elemIndex+1)+" de tipo \u300c"+a.DEBUG.idName+"\u300d, en el param\u00e9tro \u300c"+a.DEBUG.paramName+"\u300d."}console.info(f)}};return a}(descartesJS||{});
descartesJS=function(a){function f(){d().forEach(function(b){a.apps.push(new a.DescartesApp(b));b.className="DescartesJS"})}function d(){return[].concat($jscomp.arrayFromIterable(document.querySelectorAll("applet,ajs"))).filter(function(a){return/Descartes|DescartesJS|descinst.DescartesWeb2_0.class|Arquimedes|Discurso/i.test(a.getAttribute("code"))})}function e(){document.querySelectorAll(".DescartesAppContainer").forEach(function(a){a.remove()})}function q(b){b=a.newHTML("div");var d='<div style="font-size:12px;visibility:hidden;">';
"descartesJS_serif descartesJS_sansserif descartesJS_monospace DJS_symbola DJS_extra DJS_sansserif DJS_serif DJS_monospace".split(" ").forEach(function(a){d+='<div style="font-family:'+a+';"><span>_</span><span style="font-weight:bold;">_</span><span style="font-style:italic;">_</span><span style="font-weight:bold;font-style:italic;">_</span></div>'});b.innerHTML=d+"</div>";document.body.appendChild(b);a.getFeatures();a.hasCanvas?(window.scrollTo(0,10),e(),f(),window.addEventListener("resize",a.onResize),
window.scrollTo(0,0)):document.getElementById("StyleDescartesApps").innerHTML="applet.DescartesJS,applet,ajs.DescartesJS,ajs{display:block;}";b.remove()}if(a.loadLib)return a;a.apps=[];a.getDescartesApps=function(){return a.apps};(function(){var b=document.getElementById("StyleDescartesApps");b&&b.remove();b=a.newHTML("style",{id:"StyleDescartesApps",type:"text/css",rel:"stylesheet"});b.innerHTML="applet.DescartesJS,applet,ajs.DescartesJS,ajs{display:none;}";document.head.appendChild(b)})();a.onResize=
function(b){0<a.apps.length&&a.apps[0].scaleToFit()};var m=Object.create(null);a.onMessage=function(b){if(0<a.apps.length){var d=b.data;if(d)if("set"===d.type)"string"==typeof d.value||"number"==typeof d.value?a.apps[0].evaluator.setVariable(d.name,d.value):d.value&&void 0!=d.value.rows?a.apps[0].evaluator.matrices[d.name]=d.value:a.apps[0].evaluator.vectors[d.name]=d.value;else if("update"===d.type)a.apps[0].update();else if("exec"===d.type)(b=a.apps[0].evaluator.getFunction(d.name))&&b.apply(a.apps[0].evaluator,
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a.loadLib&&(a.loadLib=!0,window.addEventListener("load",q),window.addEventListener("message",a.onMessage),["webkitTransitionEnd","transitionend","oTransitionEnd","MSTransitionEnd"].forEach(function(b){window.addEventListener(b,function(b){a.onResize(b)})}),document.fonts.ready.then(function(){setTimeout(function(){a.apps.forEach(function(a){a.updateControls();a.updateSpaces(!0)})},500)}));return a}(descartesJS||{});
