(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.functionPlot=f()}})(function(){var define,module,exports;return function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;igHi){var t=gLo;gLo=gHi;gHi=t}var hi=Math.min(vHi,gHi);var lo=Math.max(vLo,gLo);if(lo>hi){return[-minWidthHeight,0]}return[lo,hi]}var line=function(points,closed){var path="";var range=yScale.range();var minY=Math.min.apply(Math,range);var maxY=Math.max.apply(Math,range);for(var i=0,length=points.length;i path.line").data(evaluatedData);minWidthHeight=Math.max(evaluatedData[0].scaledDx,1);innerSelection.enter().append("path").attr("class","line line-"+index).attr("fill","none");innerSelection.attr("stroke-width",minWidthHeight).attr("stroke",utils.color(d,index)).attr("opacity",closed?.5:1).attr("d",function(d){return line(d,closed)}).attr(d.attr);innerSelection.exit().remove()})}return plotLine}},{"../evaluate":3,"../utils":22}],7:[function(require,module,exports){"use strict";var d3=window.d3;var evaluate=require("../evaluate");var utils=require("../utils");var clamp=require("clamp");module.exports=function(chart){var xScale=chart.meta.xScale;var yScale=chart.meta.yScale;function plotLine(selection){selection.each(function(d){var el=plotLine.el=d3.select(this);var index=d.index;var evaluatedData=evaluate(chart,d);var color=utils.color(d,index);var innerSelection=el.selectAll(":scope > path.line").data(evaluatedData);var yRange=yScale.range();var yMax=yRange[0];var yMin=yRange[1];var diff=yMax-yMin;yMax+=diff*1e6;yMin-=diff*1e6;if(d.skipBoundsCheck){yMax=Infinity;yMin=-Infinity}function y(d){return clamp(yScale(d[1]),yMin,yMax)}var line=d3.svg.line().interpolate("linear").x(function(d){return xScale(d[0])}).y(y);var area=d3.svg.area().x(function(d){return xScale(d[0])}).y0(yScale(0)).y1(y);innerSelection.enter().append("path").attr("class","line line-"+index).attr("stroke-width",1).attr("stroke-linecap","round");innerSelection.each(function(){var path=d3.select(this);var pathD;if(d.closed){path.attr("fill",color);path.attr("fill-opacity",.3);pathD=area}else{path.attr("fill","none");pathD=line}path.attr("stroke",color).attr("marker-end",function(){return d.fnType==="vector"?"url(#"+chart.markerId+")":null}).attr("d",pathD)}).attr(d.attr);innerSelection.exit().remove()})}return plotLine}},{"../evaluate":3,"../utils":22,clamp:29}],8:[function(require,module,exports){"use strict";var d3=window.d3;var evaluate=require("../evaluate");var utils=require("../utils");module.exports=function(chart){var xScale=chart.meta.xScale;var yScale=chart.meta.yScale;function scatter(selection){selection.each(function(d){var i,j;var index=d.index;var color=utils.color(d,index);var evaluatedData=evaluate(chart,d);var joined=[];for(i=0;i circle").data(joined);innerSelection.enter().append("circle");innerSelection.attr("fill",d3.hsl(color.toString()).brighter(1.5)).attr("stroke",color).attr("opacity",.7).attr("r",1).attr("cx",function(d){return xScale(d[0])}).attr("cy",function(d){return yScale(d[1])}).attr(d.attr);innerSelection.exit().remove()})}return scatter}},{"../evaluate":3,"../utils":22}],9:[function(require,module,exports){"use strict";var d3=window.d3;module.exports=function(options){var annotations;var xScale=options.owner.meta.xScale;var yScale=options.owner.meta.yScale;var line=d3.svg.line().x(function(d){return d[0]}).y(function(d){return d[1]});annotations=function(parentSelection){parentSelection.each(function(){var current=d3.select(this);var selection=current.selectAll("g.annotations").data(function(d){return d.annotations||[]});selection.enter().append("g").attr("class","annotations");var yRange=yScale.range();var xRange=xScale.range();var path=selection.selectAll("path").data(function(d){if(d.hasOwnProperty("x")){return[[[0,yRange[0]],[0,yRange[1]]]]}else{return[[[xRange[0],0],[xRange[1],0]]]}});path.enter().append("path").attr("stroke","#eee").attr("d",line);path.exit().remove();var text=selection.selectAll("text").data(function(d){return[{text:d.text||"",hasX:d.hasOwnProperty("x")}]});text.enter().append("text").attr("y",function(d){return d.hasX?3:0}).attr("x",function(d){return d.hasX?0:3}).attr("dy",function(d){return d.hasX?5:-5}).attr("text-anchor",function(d){return d.hasX?"end":""}).attr("transform",function(d){return d.hasX?"rotate(-90)":""}).text(function(d){return d.text});text.exit().remove();selection.attr("transform",function(d){if(d.hasOwnProperty("x")){return"translate("+xScale(d.x)+", 0)"}else{return"translate(0, "+yScale(d.y)+")"}});selection.exit().remove()})};return annotations}},{}],10:[function(require,module,exports){"use strict";var d3=window.d3;var builtInEvaluator=require("./eval").builtIn;var polyline=require("../graph-types/polyline");var datumDefaults=require("../datum-defaults");module.exports=function(chart){var derivativeDatum=datumDefaults({isHelper:true,skipTip:true,skipBoundsCheck:true,nSamples:2,graphType:"polyline"});var derivative;function computeLine(d){if(!d.derivative){return[]}var x0=typeof d.derivative.x0==="number"?d.derivative.x0:Infinity;derivativeDatum.index=d.index;derivativeDatum.scope={m:builtInEvaluator(d.derivative,"fn",{x:x0}),x0:x0,y0:builtInEvaluator(d,"fn",{x:x0})};derivativeDatum.fn="m * (x - x0) + y0";return[derivativeDatum]}function checkAutoUpdate(d){var self=this;if(!d.derivative){return}if(d.derivative.updateOnMouseMove&&!d.derivative.$$mouseListener){d.derivative.$$mouseListener=function(x0){if(d.derivative){d.derivative.x0=x0}derivative(self)};chart.on("tip:update",d.derivative.$$mouseListener)}}derivative=function(selection){selection.each(function(d){var el=d3.select(this);var data=computeLine.call(selection,d);checkAutoUpdate.call(selection,d);var innerSelection=el.selectAll("g.derivative").data(data);innerSelection.enter().append("g").attr("class","derivative");innerSelection.call(polyline(chart));innerSelection.selectAll("path").attr("opacity",.5);innerSelection.exit().remove()})};return derivative}},{"../datum-defaults":2,"../graph-types/polyline":7,"./eval":11}],11:[function(require,module,exports){"use strict";var samplers={interval:require("interval-arithmetic-eval"),builtIn:require("built-in-math-eval")};var extend=require("extend");window.math&&(samplers.builtIn=window.math.compile);function generateEvaluator(samplerName){function doCompile(expression){if(typeof expression==="string"){var compile=samplers[samplerName];return compile(expression)}else if(typeof expression==="function"){return{eval:expression}}else{throw Error("expression must be a string or a function")}}function compileIfPossible(meta,property){var expression=meta[property];var hiddenProperty=samplerName+"_Expression_"+property;var hiddenCompiled=samplerName+"_Compiled_"+property;if(expression!==meta[hiddenProperty]){meta[hiddenProperty]=expression;meta[hiddenCompiled]=doCompile(expression)}}function getCompiledExpression(meta,property){return meta[samplerName+"_Compiled_"+property]}function evaluate(meta,property,variables){compileIfPossible(meta,property);return getCompiledExpression(meta,property).eval(extend({},meta.scope||{},variables))}return evaluate}module.exports.builtIn=generateEvaluator("builtIn");module.exports.interval=generateEvaluator("interval")},{"built-in-math-eval":26,extend:31,"interval-arithmetic-eval":34}],12:[function(require,module,exports){"use strict";var d3=window.d3;var derivative=require("./derivative");var secant=require("./secant");module.exports=function(chart){function helper(selection){selection.each(function(){var el=d3.select(this);el.call(derivative(chart));el.call(secant(chart))})}return helper}},{"./derivative":10,"./secant":13}],13:[function(require,module,exports){"use strict";var d3=window.d3;var extend=require("extend");var builtInEvaluator=require("./eval").builtIn;var datumDefaults=require("../datum-defaults");var polyline=require("../graph-types/polyline");module.exports=function(chart){var secantDefaults=datumDefaults({isHelper:true,skipTip:true,skipBoundsCheck:true,nSamples:2,graphType:"polyline"});var secant;function computeSlope(scope){scope.m=(scope.y1-scope.y0)/(scope.x1-scope.x0)}function updateLine(d,secant){if(!secant.hasOwnProperty("x0")){throw Error("secant must have the property `x0` defined")}secant.scope=secant.scope||{};var x0=secant.x0;var x1=typeof secant.x1==="number"?secant.x1:Infinity;extend(secant.scope,{x0:x0,x1:x1,y0:builtInEvaluator(d,"fn",{x:x0}),y1:builtInEvaluator(d,"fn",{x:x1})});computeSlope(secant.scope)}function setFn(d,secant){updateLine(d,secant);secant.fn="m * (x - x0) + y0"}function setMouseListener(d,secantObject){var self=this;if(secantObject.updateOnMouseMove&&!secantObject.$$mouseListener){secantObject.$$mouseListener=function(x1){secantObject.x1=x1;updateLine(d,secantObject);secant(self)};chart.on("tip:update",secantObject.$$mouseListener)}}function computeLines(d){var self=this;var data=[];d.secants=d.secants||[];for(var i=0;i=xDomain[1]){throw Error("the pair defining the x-domain is inverted")}if(yDomain[0]>=yDomain[1]){throw Error("the pair defining the y-domain is inverted")}xScale=this.meta.xScale=d3.scale[options.xAxis.type]().domain(xDomain).range(options.xAxis.invert?[width,0]:[0,width]);yScale=this.meta.yScale=d3.scale[options.yAxis.type]().domain(yDomain).range(options.yAxis.invert?[0,height]:[height,0]);this.meta.xAxis=d3.svg.axis().scale(xScale).tickSize(options.grid?-height:0).tickFormat(format(xScale)).orient("bottom");this.meta.yAxis=d3.svg.axis().scale(yScale).tickSize(options.grid?-width:0).tickFormat(format(yScale)).orient("left")};Chart.prototype.internalVars=function(){this.meta={};margin=this.meta.margin={left:30,right:30,top:20,bottom:20};if(options.title){this.meta.margin.top=40}zoomBehavior=this.meta.zoomBehavior=d3.behavior.zoom();width=this.meta.width=(options.width||globals.DEFAULT_WIDTH)-margin.left-margin.right;height=this.meta.height=(options.height||globals.DEFAULT_HEIGHT)-margin.top-margin.bottom;this.initializeAxes()};Chart.prototype.drawGraphWrapper=function(){var root=this.root=d3.select(options.target).selectAll("svg").data([options]);this.root.enter=root.enter().append("svg").attr("class","function-plot").attr("font-size",this.getFontSize());root.attr("width",width+margin.left+margin.right).attr("height",height+margin.top+margin.bottom);this.buildTitle();this.buildLegend();this.buildCanvas();this.buildClip();this.buildAxis();this.buildAxisLabel();this.draw();var tip=this.tip=mousetip(extend(options.tip,{owner:this}));this.canvas.call(tip);this.buildZoomHelper();this.setUpPlugins()};Chart.prototype.buildTitle=function(){var selection=this.root.selectAll("text.title").data(function(d){return[d.title].filter(Boolean)});selection.enter().append("text").attr("class","title").attr("y",margin.top/2).attr("x",margin.left+width/2).attr("font-size",25).attr("text-anchor","middle").attr("alignment-baseline","middle").text(options.title);selection.exit().remove()};Chart.prototype.buildLegend=function(){this.root.enter.append("text").attr("class","top-right-legend").attr("text-anchor","end");this.root.select(".top-right-legend").attr("y",margin.top/2).attr("x",width+margin.left)};Chart.prototype.buildCanvas=function(){var self=this;this.meta.zoomBehavior.x(xScale).y(yScale).on("zoom",function onZoom(){self.emit("all:zoom",d3.event.translate,d3.event.scale)});var canvas=this.canvas=this.root.selectAll(".canvas").data(function(d){return[d]});this.canvas.enter=canvas.enter().append("g").attr("class","canvas")};Chart.prototype.buildClip=function(){var id=this.id;var defs=this.canvas.enter.append("defs");defs.append("clipPath").attr("id","function-plot-clip-"+id).append("rect").attr("class","clip static-clip");this.canvas.selectAll(".clip").attr("width",width).attr("height",height);this.markerId=this.id+"-marker";defs.append("clipPath").append("marker").attr("id",this.markerId).attr("viewBox","0 -5 10 10").attr("refX",10).attr("markerWidth",5).attr("markerHeight",5).attr("orient","auto").append("svg:path").attr("d","M0,-5L10,0L0,5L0,0").attr("stroke-width","0px").attr("fill-opacity",1).attr("fill","#777")};Chart.prototype.buildAxis=function(){var canvasEnter=this.canvas.enter;canvasEnter.append("g").attr("class","x axis");canvasEnter.append("g").attr("class","y axis");this.canvas.select(".x.axis").attr("transform","translate(0,"+height+")").call(this.meta.xAxis);this.canvas.select(".y.axis").call(this.meta.yAxis)};Chart.prototype.buildAxisLabel=function(){var xLabel,yLabel;var canvas=this.canvas;xLabel=canvas.selectAll("text.x.axis-label").data(function(d){return[d.xAxis.label].filter(Boolean)});xLabel.enter().append("text").attr("class","x axis-label").attr("text-anchor","end");xLabel.attr("x",width).attr("y",height-6).text(function(d){return d});xLabel.exit().remove();yLabel=canvas.selectAll("text.y.axis-label").data(function(d){return[d.yAxis.label].filter(Boolean)});yLabel.enter().append("text").attr("class","y axis-label").attr("y",6).attr("dy",".75em").attr("text-anchor","end").attr("transform","rotate(-90)");yLabel.text(function(d){return d});yLabel.exit().remove()};Chart.prototype.buildContent=function(){var self=this;var canvas=this.canvas;canvas.attr("transform","translate("+margin.left+","+margin.top+")").call(zoomBehavior).each(function(){var el=d3.select(this);var listeners=["mousedown","touchstart","onwheel"in document?"wheel":"ononmousewheel"in document?"mousewheel":"MozMousePixelScroll"].map(function(d){return d+".zoom"});if(!el._zoomListenersCache){listeners.forEach(function(l){el["_"+l]=el.on(l)});el._zoomListenersCache=true}function setState(state){listeners.forEach(function(l){state?el.on(l,el["_"+l]):el.on(l,null)})}setState(!options.disableZoom)});var content=this.content=canvas.selectAll(":scope > g.content").data(function(d){return[d]});content.enter().append("g").attr("clip-path","url(#function-plot-clip-"+this.id+")").attr("class","content");if(options.xAxis.type==="linear"){var yOrigin=content.selectAll(":scope > path.y.origin").data([[[0,yScale.domain()[0]],[0,yScale.domain()[1]]]]);yOrigin.enter().append("path").attr("class","y origin").attr("stroke","black").attr("opacity",.2);yOrigin.attr("d",line)}if(options.yAxis.type==="linear"){var xOrigin=content.selectAll(":scope > path.x.origin").data([[[xScale.domain()[0],0],[xScale.domain()[1],0]]]);xOrigin.enter().append("path").attr("class","x origin").attr("stroke","black").attr("opacity",.2);xOrigin.attr("d",line)}content.call(annotations({owner:self}));var graphs=content.selectAll(":scope > g.graph").data(function(d){return d.data.map(datumDefaults)});graphs.enter().append("g").attr("class","graph");graphs.each(function(d,index){d.index=index;d3.select(this).call(graphTypes[d.graphType](self));d3.select(this).call(helpers(self))})};Chart.prototype.buildZoomHelper=function(){var self=this;this.draggable=this.canvas.enter.append("rect").attr("class","zoom-and-drag").style("fill","none").style("pointer-events","all");this.canvas.select(".zoom-and-drag").attr("width",width).attr("height",height).on("mouseover",function(){self.emit("all:mouseover")}).on("mouseout",function(){self.emit("all:mouseout")}).on("mousemove",function(){self.emit("all:mousemove")})};Chart.prototype.setUpPlugins=function(){var plugins=options.plugins||[];var self=this;plugins.forEach(function(plugin){plugin(self)})};Chart.prototype.addLink=function(){for(var i=0;i",toggle:false},options);var brush=d3.svg.brush();var kd=keydown(options.key);var visible=false;var cachedInstance;function wrapper(datum){return function(x){var functionPlot=window.functionPlot;return functionPlot.eval.builtIn(datum,"fn",{x:x})}}function setBrushState(visible){var brushEl=cachedInstance.canvas.selectAll(".definite-integral");brushEl.style("display",visible?null:"none")}function inner(instance){cachedInstance=instance;var oldDisableZoom;brush.x(instance.meta.xScale).on("brushstart",function(){if(!d3.event.sourceEvent)return;oldDisableZoom=!!instance.options.disableZoom;instance.options.disableZoom=true;instance.emit("draw")}).on("brushend",function(){if(!d3.event.sourceEvent)return;instance.options.disableZoom=oldDisableZoom;if(!brush.empty()){var a=brush.extent()[0];var b=brush.extent()[1];instance.options.data.forEach(function(datum,i){var value=integrateSimpson(wrapper(datum),a,b,options.tol,options.maxdepth);instance.emit("definite-integral",datum,i,value,a,b)})}instance.draw()});var brushEl=instance.canvas.append("g").attr("class","brush definite-integral");brushEl.call(brush).call(brush.event);instance.canvas.selectAll(".brush .extent").attr("stroke","#fff").attr("fill-opacity",.125).attr("shape-rendering","crispEdges");brushEl.selectAll("rect").attr("height",instance.meta.height);instance.canvas.on("mousemove.definiteIntegral",function(){if(!options.toggle){inner.visible(pressed(options.key))}});kd.on("pressed",function(){inner.visible(options.toggle?!inner.visible():true)});inner.visible(false)}inner.visible=function(_){if(!arguments.length){return visible}visible=_;setBrushState(_);return inner};return inner}},{extend:31,"integrate-adaptive-simpson":33,"key-pressed":52,keydown:53}],16:[function(require,module,exports){module.exports={zoomBox:require("./zoom-box"),definiteIntegral:require("./definite-integral")}},{"./definite-integral":15,"./zoom-box":17}],17:[function(require,module,exports){var d3=window.d3;var extend=require("extend");var pressed=require("key-pressed");var keydown=require("keydown");module.exports=function(options){options=extend({key:"",toggle:false},options);var brush=d3.svg.brush();var kd=keydown(options.key);var cachedInstance;var visible=false;function setBrushState(visible){var brushEl=cachedInstance.canvas.selectAll(".zoom-box");brushEl.style("display",visible?null:"none")}function inner(instance){cachedInstance=instance;var oldDisableZoom;brush.x(instance.meta.xScale).y(instance.meta.yScale).on("brushstart",function(){if(!d3.event.sourceEvent)return;oldDisableZoom=!!instance.options.disableZoom;instance.options.disableZoom=true;instance.draw()}).on("brushend",function(){if(!d3.event.sourceEvent)return;instance.options.disableZoom=oldDisableZoom;if(!brush.empty()){var lo=brush.extent()[0];var hi=brush.extent()[1];var x=[lo[0],hi[0]];var y=[lo[1],hi[1]];instance.programmaticZoom(x,y)}d3.select(this).transition().duration(1).call(brush.clear()).call(brush.event)});var brushEl=instance.canvas.append("g").attr("class","brush zoom-box");brushEl.call(brush).call(brush.event);instance.canvas.selectAll(".brush .extent").attr("stroke","#fff").attr("fill-opacity",.125).attr("shape-rendering","crispEdges");instance.canvas.on("mousemove.zoombox",function(){if(!options.toggle){inner.visible(pressed(options.key))}});kd.on("pressed",function(){inner.visible(options.toggle?!inner.visible():true)});inner.visible(false)}inner.visible=function(_){if(!arguments.length){return visible}visible=_;setBrushState(_);return inner};return inner}},{extend:31,"key-pressed":52,keydown:53}],18:[function(require,module,exports){(function(doc,proto){try{doc.querySelector(":scope body")}catch(err){["querySelector","querySelectorAll"].forEach(function(method){var native=proto[method];proto[method]=function(selectors){if(/(^|,)\s*:scope/.test(selectors)){var id=this.id;this.id="ID_"+Date.now();selectors=selectors.replace(/((^|,)\s*):scope/g,"$1#"+this.id);var result=doc[method](selectors);this.id=id;return result}else{return native.call(this,selectors)}}})}})(window.document,Element.prototype)},{}],19:[function(require,module,exports){"use strict";var clamp=require("clamp");var linspace=require("linspace");var utils=require("../utils");var evaluate=require("../helpers/eval").builtIn;function checkAsymptote(d0,d1,meta,sign,level){if(!level){return{asymptote:true,d0:d0,d1:d1}}var i;var n=10;var x0=d0[0];var x1=d1[0];var samples=linspace(x0,x1,n);var oldY,oldX;for(i=0;i1/zoomScale){var check=checkAsymptote(data[i-1],data[i],meta,newSign,3);if(check.asymptote){st.push(updateY(check.d0));sets.push(st);st=[updateY(check.d1)]}}oldSign=newSign;st.push(data[i]);++i}if(st.length){sets.push(st)}return sets}function linear(chart,meta,range,n){var allX=utils.space(chart,range,n);var yDomain=chart.meta.yScale.domain();var yDomainMargin=yDomain[1]-yDomain[0];var yMin=yDomain[0]-yDomainMargin*1e5;var yMax=yDomain[1]+yDomainMargin*1e5;var data=[];var i;for(i=0;inext[1].hi){prev[1].hi=Math.max(yMax,prev[1].hi);next[1].lo=Math.min(yMin,next[1].lo)}if(prev[1].hirange[0]-globals.TIP_X_EPS&&x00){return 1}return 0},color:function(data,index){return data.color||globals.COLORS[index]}}},{"./globals":4,linspace:54,log10:56,logspace:57}],23:[function(require,module,exports){"use strict";exports.byteLength=byteLength;exports.toByteArray=toByteArray;exports.fromByteArray=fromByteArray;var lookup=[];var revLookup=[];var Arr=typeof Uint8Array!=="undefined"?Uint8Array:Array;var code="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";for(var i=0,len=code.length;i0){throw new Error("Invalid string. Length must be a multiple of 4")}var validLen=b64.indexOf("=");if(validLen===-1)validLen=len;var placeHoldersLen=validLen===len?0:4-validLen%4;return[validLen,placeHoldersLen]}function byteLength(b64){var lens=getLens(b64);var validLen=lens[0];var placeHoldersLen=lens[1];return(validLen+placeHoldersLen)*3/4-placeHoldersLen}function _byteLength(b64,validLen,placeHoldersLen){return(validLen+placeHoldersLen)*3/4-placeHoldersLen}function toByteArray(b64){var tmp;var lens=getLens(b64);var validLen=lens[0];var placeHoldersLen=lens[1];var arr=new Arr(_byteLength(b64,validLen,placeHoldersLen));var curByte=0;var len=placeHoldersLen>0?validLen-4:validLen;for(var i=0;i>16&255;arr[curByte++]=tmp>>8&255;arr[curByte++]=tmp&255}if(placeHoldersLen===2){tmp=revLookup[b64.charCodeAt(i)]<<2|revLookup[b64.charCodeAt(i+1)]>>4;arr[curByte++]=tmp&255}if(placeHoldersLen===1){tmp=revLookup[b64.charCodeAt(i)]<<10|revLookup[b64.charCodeAt(i+1)]<<4|revLookup[b64.charCodeAt(i+2)]>>2;arr[curByte++]=tmp>>8&255;arr[curByte++]=tmp&255}return arr}function tripletToBase64(num){return lookup[num>>18&63]+lookup[num>>12&63]+lookup[num>>6&63]+lookup[num&63]}function encodeChunk(uint8,start,end){var tmp;var output=[];for(var i=start;ilen2?len2:i+maxChunkLength))}if(extraBytes===1){tmp=uint8[len-1];parts.push(lookup[tmp>>2]+lookup[tmp<<4&63]+"==")}else if(extraBytes===2){tmp=(uint8[len-2]<<8)+uint8[len-1];parts.push(lookup[tmp>>10]+lookup[tmp>>4&63]+lookup[tmp<<2&63]+"=")}return parts.join("")}},{}],24:[function(require,module,exports){var objectCreate=Object.create||objectCreatePolyfill;var objectKeys=Object.keys||objectKeysPolyfill;var bind=Function.prototype.bind||functionBindPolyfill;function EventEmitter(){if(!this._events||!Object.prototype.hasOwnProperty.call(this,"_events")){this._events=objectCreate(null);this._eventsCount=0}this._maxListeners=this._maxListeners||undefined}module.exports=EventEmitter;EventEmitter.EventEmitter=EventEmitter;EventEmitter.prototype._events=undefined;EventEmitter.prototype._maxListeners=undefined;var defaultMaxListeners=10;var hasDefineProperty;try{var o={};if(Object.defineProperty)Object.defineProperty(o,"x",{value:0});hasDefineProperty=o.x===0}catch(err){hasDefineProperty=false}if(hasDefineProperty){Object.defineProperty(EventEmitter,"defaultMaxListeners",{enumerable:true,get:function(){return defaultMaxListeners},set:function(arg){if(typeof arg!=="number"||arg<0||arg!==arg)throw new TypeError('"defaultMaxListeners" must be a positive number');defaultMaxListeners=arg}})}else{EventEmitter.defaultMaxListeners=defaultMaxListeners}EventEmitter.prototype.setMaxListeners=function setMaxListeners(n){if(typeof n!=="number"||n<0||isNaN(n))throw new TypeError('"n" argument must be a positive number');this._maxListeners=n;return this};function $getMaxListeners(that){if(that._maxListeners===undefined)return EventEmitter.defaultMaxListeners;return that._maxListeners}EventEmitter.prototype.getMaxListeners=function getMaxListeners(){return $getMaxListeners(this)};function emitNone(handler,isFn,self){if(isFn)handler.call(self);else{var len=handler.length;var listeners=arrayClone(handler,len);for(var i=0;i1)er=arguments[1];if(er instanceof Error){throw er}else{var err=new Error('Unhandled "error" event. ('+er+")");err.context=er;throw err}return false}handler=events[type];if(!handler)return false;var isFn=typeof handler==="function";len=arguments.length;switch(len){case 1:emitNone(handler,isFn,this);break;case 2:emitOne(handler,isFn,this,arguments[1]);break;case 3:emitTwo(handler,isFn,this,arguments[1],arguments[2]);break;case 4:emitThree(handler,isFn,this,arguments[1],arguments[2],arguments[3]);break;default:args=new Array(len-1);for(i=1;i0&&existing.length>m){existing.warned=true;var w=new Error("Possible EventEmitter memory leak detected. "+existing.length+' "'+String(type)+'" listeners '+"added. Use emitter.setMaxListeners() to "+"increase limit.");w.name="MaxListenersExceededWarning";w.emitter=target;w.type=type;w.count=existing.length;if(typeof console==="object"&&console.warn){console.warn("%s: %s",w.name,w.message)}}}}return target}EventEmitter.prototype.addListener=function addListener(type,listener){return _addListener(this,type,listener,false)};EventEmitter.prototype.on=EventEmitter.prototype.addListener;EventEmitter.prototype.prependListener=function prependListener(type,listener){return _addListener(this,type,listener,true)};function onceWrapper(){if(!this.fired){this.target.removeListener(this.type,this.wrapFn);this.fired=true;switch(arguments.length){case 0:return this.listener.call(this.target);case 1:return this.listener.call(this.target,arguments[0]);case 2:return this.listener.call(this.target,arguments[0],arguments[1]);case 3:return this.listener.call(this.target,arguments[0],arguments[1],arguments[2]);default:var args=new Array(arguments.length);for(var i=0;i=0;i--){if(list[i]===listener||list[i].listener===listener){originalListener=list[i].listener;position=i;break}}if(position<0)return this;if(position===0)list.shift();else spliceOne(list,position);if(list.length===1)events[type]=list[0];if(events.removeListener)this.emit("removeListener",type,originalListener||listener)}return this};EventEmitter.prototype.removeAllListeners=function removeAllListeners(type){var listeners,events,i;events=this._events;if(!events)return this;if(!events.removeListener){if(arguments.length===0){this._events=objectCreate(null);this._eventsCount=0}else if(events[type]){if(--this._eventsCount===0)this._events=objectCreate(null);else delete events[type]}return this}if(arguments.length===0){var keys=objectKeys(events);var key;for(i=0;i=0;i--){this.removeListener(type,listeners[i])}}return this};function _listeners(target,type,unwrap){var events=target._events;if(!events)return[];var evlistener=events[type];if(!evlistener)return[];if(typeof evlistener==="function")return unwrap?[evlistener.listener||evlistener]:[evlistener];return unwrap?unwrapListeners(evlistener):arrayClone(evlistener,evlistener.length)}EventEmitter.prototype.listeners=function listeners(type){return _listeners(this,type,true)};EventEmitter.prototype.rawListeners=function rawListeners(type){return _listeners(this,type,false)};EventEmitter.listenerCount=function(emitter,type){if(typeof emitter.listenerCount==="function"){return emitter.listenerCount(type)}else{return listenerCount.call(emitter,type)}};EventEmitter.prototype.listenerCount=listenerCount;function listenerCount(type){var events=this._events;if(events){var evlistener=events[type];if(typeof evlistener==="function"){return 1}else if(evlistener){return evlistener.length}}return 0}EventEmitter.prototype.eventNames=function eventNames(){return this._eventsCount>0?Reflect.ownKeys(this._events):[]};function spliceOne(list,index){for(var i=index,k=i+1,n=list.length;kK_MAX_LENGTH){throw new RangeError('The value "'+length+'" is invalid for option "size"')}var buf=new Uint8Array(length);buf.__proto__=Buffer.prototype;return buf}function Buffer(arg,encodingOrOffset,length){if(typeof arg==="number"){if(typeof encodingOrOffset==="string"){throw new TypeError('The "string" argument must be of type string. Received type number')}return allocUnsafe(arg)}return from(arg,encodingOrOffset,length)}if(typeof Symbol!=="undefined"&&Symbol.species!=null&&Buffer[Symbol.species]===Buffer){Object.defineProperty(Buffer,Symbol.species,{value:null,configurable:true,enumerable:false,writable:false})}Buffer.poolSize=8192;function from(value,encodingOrOffset,length){if(typeof value==="string"){return fromString(value,encodingOrOffset)}if(ArrayBuffer.isView(value)){return fromArrayLike(value)}if(value==null){throw TypeError("The first argument must be one of type string, Buffer, ArrayBuffer, Array, "+"or Array-like Object. Received type "+typeof value)}if(isInstance(value,ArrayBuffer)||value&&isInstance(value.buffer,ArrayBuffer)){return fromArrayBuffer(value,encodingOrOffset,length)}if(typeof value==="number"){throw new TypeError('The "value" argument must not be of type number. Received type number')}var valueOf=value.valueOf&&value.valueOf();if(valueOf!=null&&valueOf!==value){return Buffer.from(valueOf,encodingOrOffset,length)}var b=fromObject(value);if(b)return b;if(typeof Symbol!=="undefined"&&Symbol.toPrimitive!=null&&typeof value[Symbol.toPrimitive]==="function"){return Buffer.from(value[Symbol.toPrimitive]("string"),encodingOrOffset,length)}throw new TypeError("The first argument must be one of type string, Buffer, ArrayBuffer, Array, "+"or Array-like Object. Received type "+typeof value)}Buffer.from=function(value,encodingOrOffset,length){return from(value,encodingOrOffset,length)};Buffer.prototype.__proto__=Uint8Array.prototype;Buffer.__proto__=Uint8Array;function assertSize(size){if(typeof size!=="number"){throw new TypeError('"size" argument must be of type number')}else if(size<0){throw new RangeError('The value "'+size+'" is invalid for option "size"')}}function alloc(size,fill,encoding){assertSize(size);if(size<=0){return createBuffer(size)}if(fill!==undefined){return typeof encoding==="string"?createBuffer(size).fill(fill,encoding):createBuffer(size).fill(fill)}return createBuffer(size)}Buffer.alloc=function(size,fill,encoding){return alloc(size,fill,encoding)};function allocUnsafe(size){assertSize(size);return createBuffer(size<0?0:checked(size)|0)}Buffer.allocUnsafe=function(size){return allocUnsafe(size)};Buffer.allocUnsafeSlow=function(size){return allocUnsafe(size)};function fromString(string,encoding){if(typeof encoding!=="string"||encoding===""){encoding="utf8"}if(!Buffer.isEncoding(encoding)){throw new TypeError("Unknown encoding: "+encoding)}var length=byteLength(string,encoding)|0;var buf=createBuffer(length);var actual=buf.write(string,encoding);if(actual!==length){buf=buf.slice(0,actual)}return buf}function fromArrayLike(array){var length=array.length<0?0:checked(array.length)|0;var buf=createBuffer(length);for(var i=0;i=K_MAX_LENGTH){throw new RangeError("Attempt to allocate Buffer larger than maximum "+"size: 0x"+K_MAX_LENGTH.toString(16)+" bytes")}return length|0}function SlowBuffer(length){if(+length!=length){length=0}return Buffer.alloc(+length)}Buffer.isBuffer=function isBuffer(b){return b!=null&&b._isBuffer===true&&b!==Buffer.prototype};Buffer.compare=function compare(a,b){if(isInstance(a,Uint8Array))a=Buffer.from(a,a.offset,a.byteLength);if(isInstance(b,Uint8Array))b=Buffer.from(b,b.offset,b.byteLength);if(!Buffer.isBuffer(a)||!Buffer.isBuffer(b)){throw new TypeError('The "buf1", "buf2" arguments must be one of type Buffer or Uint8Array')}if(a===b)return 0;var x=a.length;var y=b.length;for(var i=0,len=Math.min(x,y);i2&&arguments[2]===true;if(!mustMatch&&len===0)return 0;var loweredCase=false;for(;;){switch(encoding){case"ascii":case"latin1":case"binary":return len;case"utf8":case"utf-8":return utf8ToBytes(string).length;case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return len*2;case"hex":return len>>>1;case"base64":return base64ToBytes(string).length;default:if(loweredCase){return mustMatch?-1:utf8ToBytes(string).length}encoding=(""+encoding).toLowerCase();loweredCase=true}}}Buffer.byteLength=byteLength;function slowToString(encoding,start,end){var loweredCase=false;if(start===undefined||start<0){start=0}if(start>this.length){return""}if(end===undefined||end>this.length){end=this.length}if(end<=0){return""}end>>>=0;start>>>=0;if(end<=start){return""}if(!encoding)encoding="utf8";while(true){switch(encoding){case"hex":return hexSlice(this,start,end);case"utf8":case"utf-8":return utf8Slice(this,start,end);case"ascii":return asciiSlice(this,start,end);case"latin1":case"binary":return latin1Slice(this,start,end);case"base64":return base64Slice(this,start,end);case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return utf16leSlice(this,start,end);default:if(loweredCase)throw new TypeError("Unknown encoding: "+encoding);encoding=(encoding+"").toLowerCase();loweredCase=true}}}Buffer.prototype._isBuffer=true;function swap(b,n,m){var i=b[n];b[n]=b[m];b[m]=i}Buffer.prototype.swap16=function swap16(){var len=this.length;if(len%2!==0){throw new RangeError("Buffer size must be a multiple of 16-bits")}for(var i=0;imax)str+=" ... ";return""};Buffer.prototype.compare=function compare(target,start,end,thisStart,thisEnd){if(isInstance(target,Uint8Array)){target=Buffer.from(target,target.offset,target.byteLength)}if(!Buffer.isBuffer(target)){throw new TypeError('The "target" argument must be one of type Buffer or Uint8Array. '+"Received type "+typeof target)}if(start===undefined){start=0}if(end===undefined){end=target?target.length:0}if(thisStart===undefined){thisStart=0}if(thisEnd===undefined){thisEnd=this.length}if(start<0||end>target.length||thisStart<0||thisEnd>this.length){throw new RangeError("out of range index")}if(thisStart>=thisEnd&&start>=end){return 0}if(thisStart>=thisEnd){return-1}if(start>=end){return 1}start>>>=0;end>>>=0;thisStart>>>=0;thisEnd>>>=0;if(this===target)return 0;var x=thisEnd-thisStart;var y=end-start;var len=Math.min(x,y);var thisCopy=this.slice(thisStart,thisEnd);var targetCopy=target.slice(start,end);for(var i=0;i2147483647){byteOffset=2147483647}else if(byteOffset<-2147483648){byteOffset=-2147483648}byteOffset=+byteOffset;if(numberIsNaN(byteOffset)){byteOffset=dir?0:buffer.length-1}if(byteOffset<0)byteOffset=buffer.length+byteOffset;if(byteOffset>=buffer.length){if(dir)return-1;else byteOffset=buffer.length-1}else if(byteOffset<0){if(dir)byteOffset=0;else return-1}if(typeof val==="string"){val=Buffer.from(val,encoding)}if(Buffer.isBuffer(val)){if(val.length===0){return-1}return arrayIndexOf(buffer,val,byteOffset,encoding,dir)}else if(typeof val==="number"){val=val&255;if(typeof Uint8Array.prototype.indexOf==="function"){if(dir){return Uint8Array.prototype.indexOf.call(buffer,val,byteOffset)}else{return Uint8Array.prototype.lastIndexOf.call(buffer,val,byteOffset)}}return arrayIndexOf(buffer,[val],byteOffset,encoding,dir)}throw new TypeError("val must be string, number or Buffer")}function arrayIndexOf(arr,val,byteOffset,encoding,dir){var indexSize=1;var arrLength=arr.length;var valLength=val.length;if(encoding!==undefined){encoding=String(encoding).toLowerCase();if(encoding==="ucs2"||encoding==="ucs-2"||encoding==="utf16le"||encoding==="utf-16le"){if(arr.length<2||val.length<2){return-1}indexSize=2;arrLength/=2;valLength/=2;byteOffset/=2}}function read(buf,i){if(indexSize===1){return buf[i]}else{return buf.readUInt16BE(i*indexSize)}}var i;if(dir){var foundIndex=-1;for(i=byteOffset;iarrLength)byteOffset=arrLength-valLength;for(i=byteOffset;i>=0;i--){var found=true;for(var j=0;jremaining){length=remaining}}var strLen=string.length;if(length>strLen/2){length=strLen/2}for(var i=0;i>>0;if(isFinite(length)){length=length>>>0;if(encoding===undefined)encoding="utf8"}else{encoding=length;length=undefined}}else{throw new Error("Buffer.write(string, encoding, offset[, length]) is no longer supported")}var remaining=this.length-offset;if(length===undefined||length>remaining)length=remaining;if(string.length>0&&(length<0||offset<0)||offset>this.length){throw new RangeError("Attempt to write outside buffer bounds")}if(!encoding)encoding="utf8";var loweredCase=false;for(;;){switch(encoding){case"hex":return hexWrite(this,string,offset,length);case"utf8":case"utf-8":return utf8Write(this,string,offset,length);case"ascii":return asciiWrite(this,string,offset,length);case"latin1":case"binary":return latin1Write(this,string,offset,length);case"base64":return base64Write(this,string,offset,length);case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return ucs2Write(this,string,offset,length);default:if(loweredCase)throw new TypeError("Unknown encoding: "+encoding);encoding=(""+encoding).toLowerCase();loweredCase=true}}};Buffer.prototype.toJSON=function toJSON(){return{type:"Buffer",data:Array.prototype.slice.call(this._arr||this,0)}};function base64Slice(buf,start,end){if(start===0&&end===buf.length){return base64.fromByteArray(buf)}else{return base64.fromByteArray(buf.slice(start,end))}}function utf8Slice(buf,start,end){end=Math.min(buf.length,end);var res=[];var i=start;while(i239?4:firstByte>223?3:firstByte>191?2:1;if(i+bytesPerSequence<=end){var secondByte,thirdByte,fourthByte,tempCodePoint;switch(bytesPerSequence){case 1:if(firstByte<128){codePoint=firstByte}break;case 2:secondByte=buf[i+1];if((secondByte&192)===128){tempCodePoint=(firstByte&31)<<6|secondByte&63;if(tempCodePoint>127){codePoint=tempCodePoint}}break;case 3:secondByte=buf[i+1];thirdByte=buf[i+2];if((secondByte&192)===128&&(thirdByte&192)===128){tempCodePoint=(firstByte&15)<<12|(secondByte&63)<<6|thirdByte&63;if(tempCodePoint>2047&&(tempCodePoint<55296||tempCodePoint>57343)){codePoint=tempCodePoint}}break;case 4:secondByte=buf[i+1];thirdByte=buf[i+2];fourthByte=buf[i+3];if((secondByte&192)===128&&(thirdByte&192)===128&&(fourthByte&192)===128){tempCodePoint=(firstByte&15)<<18|(secondByte&63)<<12|(thirdByte&63)<<6|fourthByte&63;if(tempCodePoint>65535&&tempCodePoint<1114112){codePoint=tempCodePoint}}}}if(codePoint===null){codePoint=65533;bytesPerSequence=1}else if(codePoint>65535){codePoint-=65536;res.push(codePoint>>>10&1023|55296);codePoint=56320|codePoint&1023}res.push(codePoint);i+=bytesPerSequence}return decodeCodePointsArray(res)}var MAX_ARGUMENTS_LENGTH=4096;function decodeCodePointsArray(codePoints){var len=codePoints.length;if(len<=MAX_ARGUMENTS_LENGTH){return String.fromCharCode.apply(String,codePoints)}var res="";var i=0;while(ilen)end=len;var out="";for(var i=start;ilen){start=len}if(end<0){end+=len;if(end<0)end=0}else if(end>len){end=len}if(endlength)throw new RangeError("Trying to access beyond buffer length")}Buffer.prototype.readUIntLE=function readUIntLE(offset,byteLength,noAssert){offset=offset>>>0;byteLength=byteLength>>>0;if(!noAssert)checkOffset(offset,byteLength,this.length);var val=this[offset];var mul=1;var i=0;while(++i>>0;byteLength=byteLength>>>0;if(!noAssert){checkOffset(offset,byteLength,this.length)}var val=this[offset+--byteLength];var mul=1;while(byteLength>0&&(mul*=256)){val+=this[offset+--byteLength]*mul}return val};Buffer.prototype.readUInt8=function readUInt8(offset,noAssert){offset=offset>>>0;if(!noAssert)checkOffset(offset,1,this.length);return this[offset]};Buffer.prototype.readUInt16LE=function readUInt16LE(offset,noAssert){offset=offset>>>0;if(!noAssert)checkOffset(offset,2,this.length);return this[offset]|this[offset+1]<<8};Buffer.prototype.readUInt16BE=function readUInt16BE(offset,noAssert){offset=offset>>>0;if(!noAssert)checkOffset(offset,2,this.length);return this[offset]<<8|this[offset+1]};Buffer.prototype.readUInt32LE=function readUInt32LE(offset,noAssert){offset=offset>>>0;if(!noAssert)checkOffset(offset,4,this.length);return(this[offset]|this[offset+1]<<8|this[offset+2]<<16)+this[offset+3]*16777216};Buffer.prototype.readUInt32BE=function readUInt32BE(offset,noAssert){offset=offset>>>0;if(!noAssert)checkOffset(offset,4,this.length);return this[offset]*16777216+(this[offset+1]<<16|this[offset+2]<<8|this[offset+3])};Buffer.prototype.readIntLE=function readIntLE(offset,byteLength,noAssert){offset=offset>>>0;byteLength=byteLength>>>0;if(!noAssert)checkOffset(offset,byteLength,this.length);var val=this[offset];var mul=1;var i=0;while(++i=mul)val-=Math.pow(2,8*byteLength);return val};Buffer.prototype.readIntBE=function readIntBE(offset,byteLength,noAssert){offset=offset>>>0;byteLength=byteLength>>>0;if(!noAssert)checkOffset(offset,byteLength,this.length);var i=byteLength;var mul=1;var val=this[offset+--i];while(i>0&&(mul*=256)){val+=this[offset+--i]*mul}mul*=128;if(val>=mul)val-=Math.pow(2,8*byteLength);return val};Buffer.prototype.readInt8=function readInt8(offset,noAssert){offset=offset>>>0;if(!noAssert)checkOffset(offset,1,this.length);if(!(this[offset]&128))return this[offset];return(255-this[offset]+1)*-1};Buffer.prototype.readInt16LE=function readInt16LE(offset,noAssert){offset=offset>>>0;if(!noAssert)checkOffset(offset,2,this.length);var val=this[offset]|this[offset+1]<<8;return val&32768?val|4294901760:val};Buffer.prototype.readInt16BE=function readInt16BE(offset,noAssert){offset=offset>>>0;if(!noAssert)checkOffset(offset,2,this.length);var val=this[offset+1]|this[offset]<<8;return val&32768?val|4294901760:val};Buffer.prototype.readInt32LE=function readInt32LE(offset,noAssert){offset=offset>>>0;if(!noAssert)checkOffset(offset,4,this.length);return this[offset]|this[offset+1]<<8|this[offset+2]<<16|this[offset+3]<<24};Buffer.prototype.readInt32BE=function readInt32BE(offset,noAssert){offset=offset>>>0;if(!noAssert)checkOffset(offset,4,this.length);return this[offset]<<24|this[offset+1]<<16|this[offset+2]<<8|this[offset+3]};Buffer.prototype.readFloatLE=function readFloatLE(offset,noAssert){offset=offset>>>0;if(!noAssert)checkOffset(offset,4,this.length);return ieee754.read(this,offset,true,23,4)};Buffer.prototype.readFloatBE=function readFloatBE(offset,noAssert){offset=offset>>>0;if(!noAssert)checkOffset(offset,4,this.length);return ieee754.read(this,offset,false,23,4)};Buffer.prototype.readDoubleLE=function readDoubleLE(offset,noAssert){offset=offset>>>0;if(!noAssert)checkOffset(offset,8,this.length);return ieee754.read(this,offset,true,52,8)};Buffer.prototype.readDoubleBE=function readDoubleBE(offset,noAssert){offset=offset>>>0;if(!noAssert)checkOffset(offset,8,this.length);return ieee754.read(this,offset,false,52,8)};function checkInt(buf,value,offset,ext,max,min){if(!Buffer.isBuffer(buf))throw new TypeError('"buffer" argument must be a Buffer instance');if(value>max||valuebuf.length)throw new RangeError("Index out of range")}Buffer.prototype.writeUIntLE=function writeUIntLE(value,offset,byteLength,noAssert){value=+value;offset=offset>>>0;byteLength=byteLength>>>0;if(!noAssert){var maxBytes=Math.pow(2,8*byteLength)-1;checkInt(this,value,offset,byteLength,maxBytes,0)}var mul=1;var i=0;this[offset]=value&255;while(++i>>0;byteLength=byteLength>>>0;if(!noAssert){var maxBytes=Math.pow(2,8*byteLength)-1;checkInt(this,value,offset,byteLength,maxBytes,0)}var i=byteLength-1;var mul=1;this[offset+i]=value&255;while(--i>=0&&(mul*=256)){this[offset+i]=value/mul&255}return offset+byteLength};Buffer.prototype.writeUInt8=function writeUInt8(value,offset,noAssert){value=+value;offset=offset>>>0;if(!noAssert)checkInt(this,value,offset,1,255,0);this[offset]=value&255;return offset+1};Buffer.prototype.writeUInt16LE=function writeUInt16LE(value,offset,noAssert){value=+value;offset=offset>>>0;if(!noAssert)checkInt(this,value,offset,2,65535,0);this[offset]=value&255;this[offset+1]=value>>>8;return offset+2};Buffer.prototype.writeUInt16BE=function writeUInt16BE(value,offset,noAssert){value=+value;offset=offset>>>0;if(!noAssert)checkInt(this,value,offset,2,65535,0);this[offset]=value>>>8;this[offset+1]=value&255;return offset+2};Buffer.prototype.writeUInt32LE=function writeUInt32LE(value,offset,noAssert){value=+value;offset=offset>>>0;if(!noAssert)checkInt(this,value,offset,4,4294967295,0);this[offset+3]=value>>>24;this[offset+2]=value>>>16;this[offset+1]=value>>>8;this[offset]=value&255;return offset+4};Buffer.prototype.writeUInt32BE=function writeUInt32BE(value,offset,noAssert){value=+value;offset=offset>>>0;if(!noAssert)checkInt(this,value,offset,4,4294967295,0);this[offset]=value>>>24;this[offset+1]=value>>>16;this[offset+2]=value>>>8;this[offset+3]=value&255;return offset+4};Buffer.prototype.writeIntLE=function writeIntLE(value,offset,byteLength,noAssert){value=+value;offset=offset>>>0;if(!noAssert){var limit=Math.pow(2,8*byteLength-1);checkInt(this,value,offset,byteLength,limit-1,-limit)}var i=0;var mul=1;var sub=0;this[offset]=value&255;while(++i>0)-sub&255}return offset+byteLength};Buffer.prototype.writeIntBE=function writeIntBE(value,offset,byteLength,noAssert){value=+value;offset=offset>>>0;if(!noAssert){var limit=Math.pow(2,8*byteLength-1);checkInt(this,value,offset,byteLength,limit-1,-limit)}var i=byteLength-1;var mul=1;var sub=0;this[offset+i]=value&255;while(--i>=0&&(mul*=256)){if(value<0&&sub===0&&this[offset+i+1]!==0){sub=1}this[offset+i]=(value/mul>>0)-sub&255}return offset+byteLength};Buffer.prototype.writeInt8=function writeInt8(value,offset,noAssert){value=+value;offset=offset>>>0;if(!noAssert)checkInt(this,value,offset,1,127,-128);if(value<0)value=255+value+1;this[offset]=value&255;return offset+1};Buffer.prototype.writeInt16LE=function writeInt16LE(value,offset,noAssert){value=+value;offset=offset>>>0;if(!noAssert)checkInt(this,value,offset,2,32767,-32768);this[offset]=value&255;this[offset+1]=value>>>8;return offset+2};Buffer.prototype.writeInt16BE=function writeInt16BE(value,offset,noAssert){value=+value;offset=offset>>>0;if(!noAssert)checkInt(this,value,offset,2,32767,-32768);this[offset]=value>>>8;this[offset+1]=value&255;return offset+2};Buffer.prototype.writeInt32LE=function writeInt32LE(value,offset,noAssert){value=+value;offset=offset>>>0;if(!noAssert)checkInt(this,value,offset,4,2147483647,-2147483648);this[offset]=value&255;this[offset+1]=value>>>8;this[offset+2]=value>>>16;this[offset+3]=value>>>24;return offset+4};Buffer.prototype.writeInt32BE=function writeInt32BE(value,offset,noAssert){value=+value;offset=offset>>>0;if(!noAssert)checkInt(this,value,offset,4,2147483647,-2147483648);if(value<0)value=4294967295+value+1;this[offset]=value>>>24;this[offset+1]=value>>>16;this[offset+2]=value>>>8;this[offset+3]=value&255;return offset+4};function checkIEEE754(buf,value,offset,ext,max,min){if(offset+ext>buf.length)throw new RangeError("Index out of range");if(offset<0)throw new RangeError("Index out of range")}function writeFloat(buf,value,offset,littleEndian,noAssert){value=+value;offset=offset>>>0;if(!noAssert){checkIEEE754(buf,value,offset,4,34028234663852886e22,-34028234663852886e22)}ieee754.write(buf,value,offset,littleEndian,23,4);return offset+4}Buffer.prototype.writeFloatLE=function writeFloatLE(value,offset,noAssert){return writeFloat(this,value,offset,true,noAssert)};Buffer.prototype.writeFloatBE=function writeFloatBE(value,offset,noAssert){return writeFloat(this,value,offset,false,noAssert)};function writeDouble(buf,value,offset,littleEndian,noAssert){value=+value;offset=offset>>>0;if(!noAssert){checkIEEE754(buf,value,offset,8,17976931348623157e292,-17976931348623157e292)}ieee754.write(buf,value,offset,littleEndian,52,8);return offset+8}Buffer.prototype.writeDoubleLE=function writeDoubleLE(value,offset,noAssert){return writeDouble(this,value,offset,true,noAssert)};Buffer.prototype.writeDoubleBE=function writeDoubleBE(value,offset,noAssert){return writeDouble(this,value,offset,false,noAssert)};Buffer.prototype.copy=function copy(target,targetStart,start,end){if(!Buffer.isBuffer(target))throw new TypeError("argument should be a Buffer");if(!start)start=0;if(!end&&end!==0)end=this.length;if(targetStart>=target.length)targetStart=target.length;if(!targetStart)targetStart=0;if(end>0&&end=this.length)throw new RangeError("Index out of range");if(end<0)throw new RangeError("sourceEnd out of bounds");if(end>this.length)end=this.length;if(target.length-targetStart=0;--i){target[i+targetStart]=this[i+start]}}else{Uint8Array.prototype.set.call(target,this.subarray(start,end),targetStart)}return len};Buffer.prototype.fill=function fill(val,start,end,encoding){if(typeof val==="string"){if(typeof start==="string"){encoding=start;start=0;end=this.length}else if(typeof end==="string"){encoding=end;end=this.length}if(encoding!==undefined&&typeof encoding!=="string"){throw new TypeError("encoding must be a string")}if(typeof encoding==="string"&&!Buffer.isEncoding(encoding)){throw new TypeError("Unknown encoding: "+encoding)}if(val.length===1){var code=val.charCodeAt(0);if(encoding==="utf8"&&code<128||encoding==="latin1"){val=code}}}else if(typeof val==="number"){val=val&255}if(start<0||this.length>>0;end=end===undefined?this.length:end>>>0;if(!val)val=0;var i;if(typeof val==="number"){for(i=start;i55295&&codePoint<57344){if(!leadSurrogate){if(codePoint>56319){if((units-=3)>-1)bytes.push(239,191,189);continue}else if(i+1===length){if((units-=3)>-1)bytes.push(239,191,189);continue}leadSurrogate=codePoint;continue}if(codePoint<56320){if((units-=3)>-1)bytes.push(239,191,189);leadSurrogate=codePoint;continue}codePoint=(leadSurrogate-55296<<10|codePoint-56320)+65536}else if(leadSurrogate){if((units-=3)>-1)bytes.push(239,191,189)}leadSurrogate=null;if(codePoint<128){if((units-=1)<0)break;bytes.push(codePoint)}else if(codePoint<2048){if((units-=2)<0)break;bytes.push(codePoint>>6|192,codePoint&63|128)}else if(codePoint<65536){if((units-=3)<0)break;bytes.push(codePoint>>12|224,codePoint>>6&63|128,codePoint&63|128)}else if(codePoint<1114112){if((units-=4)<0)break;bytes.push(codePoint>>18|240,codePoint>>12&63|128,codePoint>>6&63|128,codePoint&63|128)}else{throw new Error("Invalid code point")}}return bytes}function asciiToBytes(str){var byteArray=[];for(var i=0;i>8;lo=c%256;byteArray.push(lo);byteArray.push(hi)}return byteArray}function base64ToBytes(str){return base64.toByteArray(base64clean(str))}function blitBuffer(src,dst,offset,length){for(var i=0;i=dst.length||i>=src.length)break;dst[i+offset]=src[i]}return i}function isInstance(obj,type){return obj instanceof type||obj!=null&&obj.constructor!=null&&obj.constructor.name!=null&&obj.constructor.name===type.name}function numberIsNaN(obj){return obj!==obj}},{"base64-js":23,ieee754:32}],26:[function(require,module,exports){"use strict";module.exports=require("./lib/eval")},{"./lib/eval":28}],27:[function(require,module,exports){"use strict";module.exports=function(){var math=Object.create(Math);math.factory=function(a){if(typeof a!=="number"){throw new TypeError("built-in math factory only accepts numbers")}return Number(a)};math.add=function(a,b){return a+b};math.sub=function(a,b){return a-b};math.mul=function(a,b){return a*b};math.div=function(a,b){return a/b};math.mod=function(a,b){return a%b};math.factorial=function(a){var res=1;for(var i=2;i<=a;i+=1){res*=i}return res};math.nthRoot=function(a,root){var inv=root<0;if(inv){root=-root}if(root===0){throw new Error("Root must be non-zero")}if(a<0&&Math.abs(root)%2!==1){throw new Error("Root must be odd when a is negative.")}if(a===0){return 0}if(!isFinite(a)){return inv?0:a}var x=Math.pow(Math.abs(a),1/root);x=a<0?-x:x;return inv?1/x:x};math.logicalOR=function(a,b){return a||b};math.logicalXOR=function(a,b){return a!=b};math.logicalAND=function(a,b){return a&&b};math.bitwiseOR=function(a,b){return a|b};math.bitwiseXOR=function(a,b){return a^b};math.bitwiseAND=function(a,b){return a&b};math.lessThan=function(a,b){return ab};math.greaterEqualThan=function(a,b){return a>=b};math.equal=function(a,b){return a==b};math.strictlyEqual=function(a,b){return a===b};math.notEqual=function(a,b){return a!=b};math.strictlyNotEqual=function(a,b){return a!==b};math.shiftRight=function(a,b){return a>>b};math.shiftLeft=function(a,b){return a<>>b};math.negative=function(a){return-a};math.positive=function(a){return a};return math}},{}],28:[function(require,module,exports){"use strict";var CodeGenerator=require("math-codegen");var math=require("./adapter")();function processScope(scope){Object.keys(scope).forEach(function(k){var value=scope[k];scope[k]=math.factory(value)})}module.exports=function(expression){return(new CodeGenerator).setDefs({$$processScope:processScope}).parse(expression).compile(math)};module.exports.math=math},{"./adapter":27,"math-codegen":58}],29:[function(require,module,exports){module.exports=clamp;function clamp(value,min,max){return minmax?max:value:valuemin?min:value}},{}],30:[function(require,module,exports){(function(Buffer){var hasTypedArrays=false;if(typeof Float64Array!=="undefined"){var DOUBLE_VIEW=new Float64Array(1),UINT_VIEW=new Uint32Array(DOUBLE_VIEW.buffer);DOUBLE_VIEW[0]=1;hasTypedArrays=true;if(UINT_VIEW[1]===1072693248){module.exports=function doubleBitsLE(n){DOUBLE_VIEW[0]=n;return[UINT_VIEW[0],UINT_VIEW[1]]};function toDoubleLE(lo,hi){UINT_VIEW[0]=lo;UINT_VIEW[1]=hi;return DOUBLE_VIEW[0]}module.exports.pack=toDoubleLE;function lowUintLE(n){DOUBLE_VIEW[0]=n;return UINT_VIEW[0]}module.exports.lo=lowUintLE;function highUintLE(n){DOUBLE_VIEW[0]=n;return UINT_VIEW[1]}module.exports.hi=highUintLE}else if(UINT_VIEW[0]===1072693248){module.exports=function doubleBitsBE(n){DOUBLE_VIEW[0]=n;return[UINT_VIEW[1],UINT_VIEW[0]]};function toDoubleBE(lo,hi){UINT_VIEW[1]=lo;UINT_VIEW[0]=hi;return DOUBLE_VIEW[0]}module.exports.pack=toDoubleBE;function lowUintBE(n){DOUBLE_VIEW[0]=n;return UINT_VIEW[1]}module.exports.lo=lowUintBE;function highUintBE(n){DOUBLE_VIEW[0]=n;return UINT_VIEW[0]}module.exports.hi=highUintBE}else{hasTypedArrays=false}}if(!hasTypedArrays){var buffer=new Buffer(8);module.exports=function doubleBits(n){buffer.writeDoubleLE(n,0,true);return[buffer.readUInt32LE(0,true),buffer.readUInt32LE(4,true)]};function toDouble(lo,hi){buffer.writeUInt32LE(lo,0,true);buffer.writeUInt32LE(hi,4,true);return buffer.readDoubleLE(0,true)}module.exports.pack=toDouble;function lowUint(n){buffer.writeDoubleLE(n,0,true);return buffer.readUInt32LE(0,true)}module.exports.lo=lowUint;function highUint(n){buffer.writeDoubleLE(n,0,true);return buffer.readUInt32LE(4,true)}module.exports.hi=highUint}module.exports.sign=function(n){return module.exports.hi(n)>>>31};module.exports.exponent=function(n){var b=module.exports.hi(n);return(b<<1>>>21)-1023};module.exports.fraction=function(n){var lo=module.exports.lo(n);var hi=module.exports.hi(n);var b=hi&(1<<20)-1;if(hi&2146435072){b+=1<<20}return[lo,b]};module.exports.denormalized=function(n){var hi=module.exports.hi(n);return!(hi&2146435072)}}).call(this,require("buffer").Buffer)},{buffer:25}],31:[function(require,module,exports){"use strict";var hasOwn=Object.prototype.hasOwnProperty;var toStr=Object.prototype.toString;var defineProperty=Object.defineProperty;var gOPD=Object.getOwnPropertyDescriptor;var isArray=function isArray(arr){if(typeof Array.isArray==="function"){return Array.isArray(arr)}return toStr.call(arr)==="[object Array]"};var isPlainObject=function isPlainObject(obj){if(!obj||toStr.call(obj)!=="[object Object]"){return false}var hasOwnConstructor=hasOwn.call(obj,"constructor");var hasIsPrototypeOf=obj.constructor&&obj.constructor.prototype&&hasOwn.call(obj.constructor.prototype,"isPrototypeOf");if(obj.constructor&&!hasOwnConstructor&&!hasIsPrototypeOf){return false}var key;for(key in obj){}return typeof key==="undefined"||hasOwn.call(obj,key)};var setProperty=function setProperty(target,options){if(defineProperty&&options.name==="__proto__"){defineProperty(target,options.name,{enumerable:true,configurable:true,value:options.newValue,writable:true})}else{target[options.name]=options.newValue}};var getProperty=function getProperty(obj,name){if(name==="__proto__"){if(!hasOwn.call(obj,name)){return void 0}else if(gOPD){return gOPD(obj,name).value}}return obj[name]};module.exports=function extend(){var options,name,src,copy,copyIsArray,clone;var target=arguments[0];var i=1;var length=arguments.length;var deep=false;if(typeof target==="boolean"){deep=target;target=arguments[1]||{};i=2}if(target==null||typeof target!=="object"&&typeof target!=="function"){target={}}for(;i>1;var nBits=-7;var i=isLE?nBytes-1:0;var d=isLE?-1:1;var s=buffer[offset+i];i+=d;e=s&(1<<-nBits)-1;s>>=-nBits;nBits+=eLen;for(;nBits>0;e=e*256+buffer[offset+i],i+=d,nBits-=8){}m=e&(1<<-nBits)-1;e>>=-nBits;nBits+=mLen;for(;nBits>0;m=m*256+buffer[offset+i],i+=d,nBits-=8){}if(e===0){e=1-eBias}else if(e===eMax){return m?NaN:(s?-1:1)*Infinity}else{m=m+Math.pow(2,mLen);e=e-eBias}return(s?-1:1)*m*Math.pow(2,e-mLen)};exports.write=function(buffer,value,offset,isLE,mLen,nBytes){var e,m,c;var eLen=nBytes*8-mLen-1;var eMax=(1<>1;var rt=mLen===23?Math.pow(2,-24)-Math.pow(2,-77):0;var i=isLE?0:nBytes-1;var d=isLE?1:-1;var s=value<0||value===0&&1/value<0?1:0;value=Math.abs(value);if(isNaN(value)||value===Infinity){m=isNaN(value)?1:0;e=eMax}else{e=Math.floor(Math.log(value)/Math.LN2);if(value*(c=Math.pow(2,-e))<1){e--;c*=2}if(e+eBias>=1){value+=rt/c}else{value+=rt*Math.pow(2,1-eBias)}if(value*c>=2){e++;c/=2}if(e+eBias>=eMax){m=0;e=eMax}else if(e+eBias>=1){m=(value*c-1)*Math.pow(2,mLen);e=e+eBias}else{m=value*Math.pow(2,eBias-1)*Math.pow(2,mLen);e=0}}for(;mLen>=8;buffer[offset+i]=m&255,i+=d,m/=256,mLen-=8){}e=e<0;buffer[offset+i]=e&255,i+=d,e/=256,eLen-=8){}buffer[offset+i-d]|=s*128}},{}],33:[function(require,module,exports){"use strict";module.exports=integrate;function adsimp(f,a,b,fa,fm,fb,V0,tol,maxdepth,depth,state){if(state.nanEncountered){return NaN}var h,f1,f2,sl,sr,s2,m,V1,V2,err;h=b-a;f1=f(a+h*.25);f2=f(b-h*.25);if(isNaN(f1)){state.nanEncountered=true;return}if(isNaN(f2)){state.nanEncountered=true;return}sl=h*(fa+4*f1+fm)/12;sr=h*(fm+4*f2+fb)/12;s2=sl+sr;err=(s2-V0)/15;if(depth>maxdepth){state.maxDepthCount++;return s2+err}else if(Math.abs(err)0&&console&&console.warn){console.warn("integrate-adaptive-simpson: Warning: maximum recursion depth ("+maxdepth+") reached "+state.maxDepthCount+" times")}if(state.nanEncountered&&console&&console.warn){console.warn("integrate-adaptive-simpson: Warning: NaN encountered. Halting early.")}return result}},{}],34:[function(require,module,exports){"use strict";module.exports=require("./lib/eval")},{"./lib/eval":36}],35:[function(require,module,exports){"use strict";module.exports=function(ns){ns.mod=ns.fmod;ns.lessThan=ns.lt;ns.lessEqualThan=ns.leq;ns.greaterThan=ns.gt;ns.greaterEqualThan=ns.geq;ns.strictlyEqual=ns.equal;ns.strictlyNotEqual=ns.notEqual;ns.logicalAND=function(a,b){return a&&b};ns.logicalXOR=function(a,b){return a^b};ns.logicalOR=function(a,b){return a||b}}},{}],36:[function(require,module,exports){"use strict";var CodeGenerator=require("math-codegen");var Interval=require("interval-arithmetic");require("./adapter")(Interval);function processScope(scope){Object.keys(scope).forEach(function(k){var value=scope[k];if(typeof value==="number"||Array.isArray(value)){scope[k]=Interval.factory(value)}else if(typeof value==="object"&&"lo"in value&&"hi"in value){scope[k]=Interval.factory(value.lo,value.hi)}})}module.exports=function(expression){return(new CodeGenerator).setDefs({$$processScope:processScope}).parse(expression).compile(Interval)};module.exports.policies=require("./policies")(Interval);module.exports.Interval=Interval},{"./adapter":35,"./policies":37,"interval-arithmetic":38,"math-codegen":58}],37:[function(require,module,exports){"use strict";module.exports=function(Interval){return{disableRounding:function(){Interval.rmath.disable()},enableRounding:function(){Interval.rmath.enable()}}}},{}],38:[function(require,module,exports){"use strict";var extend=require("xtend/mutable");require("./lib/polyfill");module.exports=require("./lib/interval");module.exports.rmath=require("./lib/round-math");module.exports.round=require("./lib/round-math");extend(module.exports,require("./lib/constants"),require("./lib/operations/relational"),require("./lib/operations/arithmetic"),require("./lib/operations/algebra"),require("./lib/operations/trigonometric"),require("./lib/operations/misc"),require("./lib/operations/utils"))},{"./lib/constants":39,"./lib/interval":40,"./lib/operations/algebra":41,"./lib/operations/arithmetic":42,"./lib/operations/misc":44,"./lib/operations/relational":45,"./lib/operations/trigonometric":46,"./lib/operations/utils":47,"./lib/polyfill":48,"./lib/round-math":49,"xtend/mutable":90}],39:[function(require,module,exports){"use strict";var Interval=require("./interval");var mutate=require("xtend/mutable");var piLow=(3373259426+273688/(1<<21))/(1<<30);var piHigh=(3373259426+273689/(1<<21))/(1<<30);var constants={};mutate(constants,{PI_LOW:piLow,PI_HIGH:piHigh,PI_HALF_LOW:piLow/2,PI_HALF_HIGH:piHigh/2,PI_TWICE_LOW:piLow*2,PI_TWICE_HIGH:piHigh*2});function getter(property,fn){Object.defineProperty(constants,property,{get:function(){return fn()},enumerable:true})}getter("PI",function(){return Interval(piLow,piHigh)});getter("PI_HALF",function(){return Interval(constants.PI_HALF_LOW,constants.PI_HALF_HIGH)});getter("PI_TWICE",function(){return Interval(constants.PI_TWICE_LOW,constants.PI_TWICE_HIGH)});getter("ZERO",function(){return Interval(0)});getter("ONE",function(){return Interval(1)});getter("WHOLE",function(){return Interval().setWhole()});getter("EMPTY",function(){return Interval().setEmpty()});module.exports=constants},{"./interval":40,"xtend/mutable":90}],40:[function(require,module,exports){"use strict";var utils=require("./operations/utils");var round=require("./round-math");module.exports=Interval;function Interval(lo,hi){if(!(this instanceof Interval)){return new Interval(lo,hi)}if(typeof lo!=="undefined"&&typeof hi!=="undefined"){if(utils.isInterval(lo)){if(!utils.isSingleton(lo)){throw new TypeError("Interval: interval `lo` must be a singleton")}lo=lo.lo}if(utils.isInterval(hi)){if(!utils.isSingleton(hi)){throw TypeError("Interval: interval `hi` must be a singleton")}hi=hi.hi}}else if(typeof lo!=="undefined"){if(Array.isArray(lo)){return Interval(lo[0],lo[1])}return Interval(lo,lo)}else{lo=hi=0}this.lo=undefined;this.hi=undefined;this.assign(lo,hi)}Interval.factory=Interval;Interval.prototype.singleton=function(v){return this.set(v,v)};Interval.prototype.bounded=function(lo,hi){return this.set(round.prev(lo),round.next(hi))};Interval.prototype.boundedSingleton=function(v){return this.bounded(v,v)};Interval.prototype.set=function(lo,hi){this.lo=lo;this.hi=hi;return this};Interval.prototype.assign=function(lo,hi){if(typeof lo!=="number"||typeof hi!=="number"){throw TypeError("Interval#assign: arguments must be numbers")}if(isNaN(lo)||isNaN(hi)||lo>hi){return this.setEmpty()}return this.set(lo,hi)};Interval.prototype.setEmpty=function(){return this.set(Number.POSITIVE_INFINITY,Number.NEGATIVE_INFINITY)};Interval.prototype.setWhole=function(){return this.set(Number.NEGATIVE_INFINITY,Number.POSITIVE_INFINITY)};Interval.prototype.open=function(lo,hi){return this.assign(round.safeNext(lo),round.safePrev(hi))};Interval.prototype.halfOpenLeft=function(lo,hi){return this.assign(round.safeNext(lo),hi)};Interval.prototype.halfOpenRight=function(lo,hi){return this.assign(lo,round.safePrev(hi))};Interval.prototype.toArray=function(){return[this.lo,this.hi]};Interval.prototype.clone=function(){return Interval().set(this.lo,this.hi)}},{"./operations/utils":47,"./round-math":49}],41:[function(require,module,exports){"use strict";var isSafeInteger=require("is-safe-integer");var Interval=require("../interval");var rmath=require("../round-math");var utils=require("./utils");var arithmetic=require("./arithmetic");var constants=require("../constants");var algebra={};algebra.fmod=function(x,y){if(utils.isEmpty(x)||utils.isEmpty(y)){return constants.EMPTY}var yb=x.lo<0?y.lo:y.hi;var n=x.lo/yb;if(n<0)n=Math.ceil(n);else n=Math.floor(n);return arithmetic.sub(x,arithmetic.mul(y,Interval(n)))};algebra.multiplicativeInverse=function(x){if(utils.isEmpty(x)){return constants.EMPTY}if(utils.zeroIn(x)){if(x.lo!==0){if(x.hi!==0){return constants.WHOLE}else{return Interval(Number.NEGATIVE_INFINITY,rmath.divHi(1,x.lo))}}else{if(x.hi!==0){return Interval(rmath.divLo(1,x.hi),Number.POSITIVE_INFINITY)}else{return constants.EMPTY}}}else{return Interval(rmath.divLo(1,x.hi),rmath.divHi(1,x.lo))}};algebra.pow=function(x,power){if(utils.isEmpty(x)){return constants.EMPTY}if(typeof power==="object"){if(!utils.isSingleton(power)){return constants.EMPTY}power=power.lo}if(power===0){if(x.lo===0&&x.hi===0){return constants.EMPTY}else{return constants.ONE}}else if(power<0){return algebra.pow(algebra.multiplicativeInverse(x),-power)}if(isSafeInteger(power)){if(x.hi<0){var yl=rmath.powLo(-x.hi,power);var yh=rmath.powHi(-x.lo,power);if(power&1){return Interval(-yh,-yl)}else{return Interval(yl,yh)}}else if(x.lo<0){if(power&1){return Interval(-rmath.powLo(-x.lo,power),rmath.powHi(x.hi,power))}else{return Interval(0,rmath.powHi(Math.max(-x.lo,x.hi),power))}}else{return Interval(rmath.powLo(x.lo,power),rmath.powHi(x.hi,power))}}else{console.warn("power is not an integer, you should use nth-root instead, returning an empty interval");return constants.EMPTY}};algebra.sqrt=function(x){return algebra.nthRoot(x,2)};algebra.nthRoot=function(x,n){if(utils.isEmpty(x)||n<0){return constants.EMPTY}if(typeof n==="object"){if(!utils.isSingleton(n)){return constants.EMPTY}n=n.lo}var power=1/n;if(x.hi<0){if(isSafeInteger(n)&(n&1)){var yl=rmath.powHi(-x.lo,power);var yh=rmath.powLo(-x.hi,power);return Interval(-yl,-yh)}return Interval.EMPTY}else if(x.lo<0){var yp=rmath.powHi(x.hi,power);if(isSafeInteger(n)&(n&1)){var yn=-rmath.powHi(-x.lo,power);return Interval(yn,yp)}return Interval(0,yp)}else{return Interval(rmath.powLo(x.lo,power),rmath.powHi(x.hi,power))}};module.exports=algebra},{"../constants":39,"../interval":40,"../round-math":49,"./arithmetic":42,"./utils":47,"is-safe-integer":51}],42:[function(require,module,exports){"use strict";var Interval=require("../interval");var rmath=require("../round-math");var utils=require("./utils");var constants=require("../constants");var division=require("./division");var arithmetic={};arithmetic.add=function(x,y){return Interval(rmath.addLo(x.lo,y.lo),rmath.addHi(x.hi,y.hi))};arithmetic.subtract=function(x,y){return Interval(rmath.subLo(x.lo,y.hi),rmath.subHi(x.hi,y.lo))};arithmetic.sub=arithmetic.subtract;arithmetic.multiply=function(x,y){if(utils.isEmpty(x)||utils.isEmpty(y)){return constants.EMPTY}var xl=x.lo;var xh=x.hi;var yl=y.lo;var yh=y.hi;var out=Interval();if(xl<0){if(xh>0){if(yl<0){if(yh>0){out.lo=Math.min(rmath.mulLo(xl,yh),rmath.mulLo(xh,yl));out.hi=Math.max(rmath.mulHi(xl,yl),rmath.mulHi(xh,yh))}else{out.lo=rmath.mulLo(xh,yl);out.hi=rmath.mulHi(xl,yl)}}else{if(yh>0){out.lo=rmath.mulLo(xl,yh);out.hi=rmath.mulHi(xh,yh)}else{out.lo=0;out.hi=0}}}else{if(yl<0){if(yh>0){out.lo=rmath.mulLo(xl,yh);out.hi=rmath.mulHi(xl,yl)}else{out.lo=rmath.mulLo(xh,yh);out.hi=rmath.mulHi(xl,yl)}}else{if(yh>0){out.lo=rmath.mulLo(xl,yh);out.hi=rmath.mulHi(xh,yl)}else{out.lo=0;out.hi=0}}}}else{if(xh>0){if(yl<0){if(yh>0){out.lo=rmath.mulLo(xh,yl);out.hi=rmath.mulHi(xh,yh)}else{out.lo=rmath.mulLo(xh,yl);out.hi=rmath.mulHi(xl,yh)}}else{if(yh>0){out.lo=rmath.mulLo(xl,yl);out.hi=rmath.mulHi(xh,yh)}else{out.lo=0;out.hi=0}}}else{out.lo=0;out.hi=0}}return out};arithmetic.mul=arithmetic.multiply;arithmetic.divide=function(x,y){if(utils.isEmpty(x)||utils.isEmpty(y)){return constants.EMPTY}if(utils.zeroIn(y)){if(y.lo!==0){if(y.hi!==0){return division.zero(x)}else{return division.negative(x,y.lo)}}else{if(y.hi!==0){return division.positive(x,y.hi)}else{return constants.EMPTY}}}else{return division.nonZero(x,y)}};arithmetic.div=arithmetic.divide;arithmetic.positive=function(x){return Interval(x.lo,x.hi)};arithmetic.negative=function(x){return Interval(-x.hi,-x.lo)};module.exports=arithmetic},{"../constants":39,"../interval":40,"../round-math":49,"./division":43,"./utils":47}],43:[function(require,module,exports){"use strict";var Interval=require("../interval");var rmath=require("../round-math");var utils=require("./utils");var constants=require("../constants");var division={nonZero:function(x,y){var xl=x.lo;var xh=x.hi;var yl=y.lo;var yh=y.hi;var out=Interval();if(xh<0){if(yh<0){out.lo=rmath.divLo(xh,yl);out.hi=rmath.divHi(xl,yh)}else{out.lo=rmath.divLo(xl,yl);out.hi=rmath.divHi(xh,yh)}}else if(xl<0){if(yh<0){out.lo=rmath.divLo(xh,yh);out.hi=rmath.divHi(xl,yh)}else{out.lo=rmath.divLo(xl,yl);out.hi=rmath.divHi(xh,yl)}}else{if(yh<0){out.lo=rmath.divLo(xh,yh);out.hi=rmath.divHi(xl,yl)}else{out.lo=rmath.divLo(xl,yh);out.hi=rmath.divHi(xh,yl)}}return out},positive:function(x,v){if(x.lo===0&&x.hi===0){return x}if(utils.zeroIn(x)){return constants.WHOLE}if(x.hi<0){return Interval(Number.NEGATIVE_INFINITY,rmath.divHi(x.hi,v))}else{return Interval(rmath.divLo(x.lo,v),Number.POSITIVE_INFINITY)}},negative:function(x,v){if(x.lo===0&&x.hi===0){return x}if(utils.zeroIn(x)){return constants.WHOLE}if(x.hi<0){return Interval(rmath.divLo(x.hi,v),Number.POSITIVE_INFINITY)}else{return Interval(Number.NEGATIVE_INFINITY,rmath.divHi(x.lo,v))}},zero:function(x){if(x.lo===0&&x.hi===0){return x}return constants.WHOLE}};module.exports=division},{"../constants":39,"../interval":40,"../round-math":49,"./utils":47}],44:[function(require,module,exports){"use strict";var constants=require("../constants");var Interval=require("../interval");var rmath=require("../round-math");var utils=require("./utils");var arithmetic=require("./arithmetic");var misc={};misc.exp=function(x){if(utils.isEmpty(x)){return constants.EMPTY}return Interval(rmath.expLo(x.lo),rmath.expHi(x.hi))};misc.log=function(x){if(utils.isEmpty(x)){return constants.EMPTY}var l=x.lo<=0?Number.NEGATIVE_INFINITY:rmath.logLo(x.lo);return Interval(l,rmath.logHi(x.hi))};misc.ln=misc.log;misc.LOG_EXP_10=misc.log(Interval(10,10));misc.log10=function(x){if(utils.isEmpty(x)){return constants.EMPTY}return arithmetic.div(misc.log(x),misc.LOG_EXP_10)};misc.LOG_EXP_2=misc.log(Interval(2,2));misc.log2=function(x){if(utils.isEmpty(x)){return constants.EMPTY}return arithmetic.div(misc.log(x),misc.LOG_EXP_2)};misc.hull=function(x,y){var badX=utils.isEmpty(x);var badY=utils.isEmpty(y);if(badX&&badY){return constants.EMPTY}else if(badX){return y.clone()}else if(badY){return x.clone()}else{return Interval(Math.min(x.lo,y.lo),Math.max(x.hi,y.hi))}};misc.intersection=function(x,y){if(utils.isEmpty(x)||utils.isEmpty(y)){return constants.EMPTY}var lo=Math.max(x.lo,y.lo);var hi=Math.min(x.hi,y.hi);if(lo<=hi){return Interval(lo,hi)}return constants.EMPTY};misc.union=function(x,y){if(!utils.intervalsOverlap(x,y)){throw Error("Interval#union: intervals do not overlap")}return Interval(Math.min(x.lo,y.lo),Math.max(x.hi,y.hi))};misc.difference=function(x,y){if(utils.isEmpty(x)||utils.isWhole(y)){return constants.EMPTY}if(utils.intervalsOverlap(x,y)){if(x.lo=x.hi&&y.lo===-Infinity){return constants.EMPTY}if(y.lo<=x.lo){return Interval().halfOpenLeft(y.hi,x.hi)}return Interval().halfOpenRight(x.lo,y.lo)}return Interval.clone(x)};misc.width=function(x){if(utils.isEmpty(x)){return 0}return rmath.subHi(x.hi,x.lo)};misc.wid=misc.width;misc.abs=function(x){if(utils.isEmpty(x)){return constants.EMPTY}if(x.lo>=0){return Interval.clone(x)}if(x.hi<=0){return arithmetic.negative(x)}return Interval(0,Math.max(-x.lo,x.hi))};misc.max=function(x,y){var badX=utils.isEmpty(x);var badY=utils.isEmpty(y);if(badX&&badY){return constants.EMPTY}else if(badX){return y.clone()}else if(badY){return x.clone()}else{return Interval(Math.max(x.lo,y.lo),Math.max(x.hi,y.hi))}};misc.min=function(x,y){var badX=utils.isEmpty(x);var badY=utils.isEmpty(y);if(badX&&badY){return constants.EMPTY}else if(badX){return y.clone()}else if(badY){return x.clone()}else{return Interval(Math.min(x.lo,y.lo),Math.min(x.hi,y.hi))}};misc.clone=function(x){return Interval().set(x.lo,x.hi)};module.exports=misc},{"../constants":39,"../interval":40,"../round-math":49,"./arithmetic":42,"./utils":47}],45:[function(require,module,exports){"use strict";var utils=require("./utils");var relational={};relational.equal=function(x,y){if(utils.isEmpty(x)){return utils.isEmpty(y)}return!utils.isEmpty(y)&&x.lo===y.lo&&x.hi===y.hi};var EPS=1e-7;function assert(a,message){if(!a){throw new Error(message||"assertion failed")}}function assertEps(a,b){if(!isFinite(a)){return assert(a===b,"[Infinity] expected "+a+" to be "+b)}assert(Math.abs(a-b)y.hi};relational.lessThan=function(x,y){if(utils.isEmpty(x)||utils.isEmpty(y)){return false}return x.hiy.hi};relational.gt=relational.greaterThan;relational.lessEqualThan=function(x,y){if(utils.isEmpty(x)||utils.isEmpty(y)){return false}return x.hi<=y.lo};relational.leq=relational.lessEqualThan;relational.greaterEqualThan=function(x,y){if(utils.isEmpty(x)||utils.isEmpty(y)){return false}return x.lo>=y.hi};relational.geq=relational.greaterEqualThan;module.exports=relational},{"./utils":47}],46:[function(require,module,exports){"use strict";var constants=require("../constants");var Interval=require("../interval");var rmath=require("../round-math");var utils=require("./utils");var misc=require("./misc");var algebra=require("./algebra");var arithmetic=require("./arithmetic");var trigonometric={};function onlyInfinity(x){return!isFinite(x.lo)&&x.lo===x.hi}function handleNegative(interval){if(interval.lo<0){if(interval.lo===-Infinity){interval.lo=0;interval.hi=Infinity}else{var n=Math.ceil(-interval.lo/constants.PI_TWICE_LOW);interval.lo+=constants.PI_TWICE_LOW*n;interval.hi+=constants.PI_TWICE_LOW*n}}return interval}trigonometric.cos=function(x){var rlo,rhi;if(utils.isEmpty(x)||onlyInfinity(x)){return constants.EMPTY}var cache=Interval();cache.set(x.lo,x.hi);handleNegative(cache);var pi2=constants.PI_TWICE;var t=algebra.fmod(cache,pi2);if(misc.width(t)>=pi2.lo){return Interval(-1,1)}if(t.lo>=constants.PI_HIGH){var cos=trigonometric.cos(arithmetic.sub(t,constants.PI));return arithmetic.negative(cos)}var lo=t.lo;var hi=t.hi;rlo=rmath.cosLo(hi);rhi=rmath.cosHi(lo);if(hi<=constants.PI_LOW){return Interval(rlo,rhi)}else if(hi<=pi2.lo){return Interval(-1,Math.max(rlo,rhi))}else{return Interval(-1,1)}};trigonometric.sin=function(x){if(utils.isEmpty(x)||onlyInfinity(x)){return constants.EMPTY}return trigonometric.cos(arithmetic.sub(x,constants.PI_HALF))};trigonometric.tan=function(x){if(utils.isEmpty(x)||onlyInfinity(x)){return constants.EMPTY}var cache=Interval();cache.set(x.lo,x.hi);handleNegative(cache);var pi=constants.PI;var t=algebra.fmod(cache,pi);if(t.lo>=constants.PI_HALF_LOW){t=arithmetic.sub(t,pi)}if(t.lo<=-constants.PI_HALF_LOW||t.hi>=constants.PI_HALF_LOW){return constants.WHOLE}return Interval(rmath.tanLo(t.lo),rmath.tanHi(t.hi))};trigonometric.asin=function(x){if(utils.isEmpty(x)||x.hi<-1||x.lo>1){return constants.EMPTY}var lo=x.lo<=-1?-constants.PI_HALF_HIGH:rmath.asinLo(x.lo);var hi=x.hi>=1?constants.PI_HALF_HIGH:rmath.asinHi(x.hi);return Interval(lo,hi)};trigonometric.acos=function(x){if(utils.isEmpty(x)||x.hi<-1||x.lo>1){return constants.EMPTY}var lo=x.hi>=1?0:rmath.acosLo(x.hi);var hi=x.lo<=-1?constants.PI_HIGH:rmath.acosHi(x.lo);return Interval(lo,hi)};trigonometric.atan=function(x){if(utils.isEmpty(x)){return constants.EMPTY}return Interval(rmath.atanLo(x.lo),rmath.atanHi(x.hi))};trigonometric.sinh=function(x){if(utils.isEmpty(x)){return constants.EMPTY}return Interval(rmath.sinhLo(x.lo),rmath.sinhHi(x.hi))};trigonometric.cosh=function(x){if(utils.isEmpty(x)){return constants.EMPTY}if(x.hi<0){return Interval(rmath.coshLo(x.hi),rmath.coshHi(x.lo))}else if(x.lo>=0){return Interval(rmath.coshLo(x.lo),rmath.coshHi(x.hi))}else{return Interval(1,rmath.coshHi(-x.lo>x.hi?x.lo:x.hi))}};trigonometric.tanh=function(x){if(utils.isEmpty(x)){return constants.EMPTY}return Interval(rmath.tanhLo(x.lo),rmath.tanhHi(x.hi))};module.exports=trigonometric},{"../constants":39,"../interval":40,"../round-math":49,"./algebra":41,"./arithmetic":42,"./misc":44,"./utils":47}],47:[function(require,module,exports){"use strict";var utils={};utils.isInterval=function(x){return typeof x==="object"&&typeof x.lo==="number"&&typeof x.hi==="number"};utils.isEmpty=function(x){return x.lo>x.hi};utils.isWhole=function(x){return x.lo===-Infinity&&x.hi===Infinity};utils.isSingleton=function(x){return x.lo===x.hi};utils.zeroIn=function(x){return utils.hasValue(x,0)};utils.hasValue=function(a,value){if(utils.isEmpty(a)){return false}return a.lo<=value&&value<=a.hi};utils.hasInterval=function(x,y){if(utils.isEmpty(x)){return true}return!utils.isEmpty(y)&&y.lo<=x.lo&&x.hi<=y.hi};utils.intervalsOverlap=function(x,y){if(utils.isEmpty(x)||utils.isEmpty(y)){return false}return x.lo<=y.lo&&y.lo<=x.hi||y.lo<=x.lo&&x.lo<=y.hi};module.exports=utils},{}],48:[function(require,module,exports){"use strict";Math.sinh=Math.sinh||function(x){var y=Math.exp(x);return(y-1/y)/2};Math.cosh=Math.cosh||function(x){var y=Math.exp(x);return(y+1/y)/2};Math.tanh=Math.tanh||function(x){if(x===Number.POSITIVE_INFINITY){return 1}else if(x===Number.NEGATIVE_INFINITY){return-1}else{var y=Math.exp(2*x);return(y-1)/(y+1)}}},{}],49:[function(require,module,exports){"use strict";var nextafter=require("nextafter");function identity(v){return v}function prev(v){if(v===Infinity){return v}return nextafter(v,-Infinity)}function next(v){if(v===-Infinity){return v}return nextafter(v,Infinity)}var round={safePrev:prev,safeNext:next,prev:prev,next:next};round.addLo=function(x,y){return this.prev(x+y)};round.addHi=function(x,y){return this.next(x+y)};round.subLo=function(x,y){return this.prev(x-y)};round.subHi=function(x,y){return this.next(x-y)};round.mulLo=function(x,y){return this.prev(x*y)};round.mulHi=function(x,y){return this.next(x*y)};round.divLo=function(x,y){return this.prev(x/y)};round.divHi=function(x,y){return this.next(x/y)};function toInteger(x){return x<0?Math.ceil(x):Math.floor(x)}round.intLo=function(x){return toInteger(this.prev(x))};round.intHi=function(x){return toInteger(this.next(x))};round.logLo=function(x){return this.prev(Math.log(x))};round.logHi=function(x){return this.next(Math.log(x))};round.expLo=function(x){return this.prev(Math.exp(x))};round.expHi=function(x){return this.next(Math.exp(x))};round.sinLo=function(x){return this.prev(Math.sin(x))};round.sinHi=function(x){return this.next(Math.sin(x))};round.cosLo=function(x){return this.prev(Math.cos(x))};round.cosHi=function(x){return this.next(Math.cos(x))};round.tanLo=function(x){return this.prev(Math.tan(x))};round.tanHi=function(x){return this.next(Math.tan(x))};round.asinLo=function(x){return this.prev(Math.asin(x))};round.asinHi=function(x){return this.next(Math.asin(x))};round.acosLo=function(x){return this.prev(Math.acos(x))};round.acosHi=function(x){return this.next(Math.acos(x))};round.atanLo=function(x){return this.prev(Math.atan(x))};round.atanHi=function(x){return this.next(Math.atan(x))};round.sinhLo=function(x){return this.prev(Math.sinh(x))};round.sinhHi=function(x){return this.next(Math.sinh(x))};round.coshLo=function(x){return this.prev(Math.cosh(x))};round.coshHi=function(x){return this.next(Math.cosh(x))};round.tanhLo=function(x){return this.prev(Math.tanh(x))};round.tanhHi=function(x){return this.next(Math.tanh(x))};round.powLo=function(x,power){if(power%1!==0){return this.prev(Math.pow(x,power))}var y=power&1?x:1;power>>=1;while(power>0){x=round.mulLo(x,x);if(power&1){y=round.mulLo(x,y)}power>>=1}return y};round.powHi=function(x,power){if(power%1!==0){return this.next(Math.pow(x,power))}var y=power&1?x:1;power>>=1;while(power>0){x=round.mulHi(x,x);if(power&1){y=round.mulHi(x,y)}power>>=1}return y};round.sqrtLo=function(x){return this.prev(Math.sqrt(x))};round.sqrtHi=function(x){return this.next(Math.sqrt(x))};round.disable=function(){this.next=this.prev=identity};round.enable=function(){this.next=next;this.prev=prev};module.exports=round},{nextafter:87}],50:[function(require,module,exports){"use strict";module.exports=function isObject(x){return typeof x==="object"&&x!==null}},{}],51:[function(require,module,exports){"use strict";var MAX_SAFE_INTEGER=require("max-safe-integer");module.exports=Number.isSafeInteger||function(val){return typeof val==="number"&&val===val&&val!==Infinity&&val!==-Infinity&&parseInt(val,10)===val&&Math.abs(val)<=MAX_SAFE_INTEGER}},{"max-safe-integer":71}],52:[function(require,module,exports){(function(process){var keys=require("vkey");var list=Object.keys(keys);var down={};reset();module.exports=pressed;if(process.browser){window.addEventListener("keydown",keydown,false);window.addEventListener("keyup",keyup,false);window.addEventListener("blur",reset,false)}function pressed(key){return key?down[key]:down}function reset(){list.forEach(function(code){down[keys[code]]=false})}function keyup(e){down[keys[e.keyCode]]=false}function keydown(e){down[keys[e.keyCode]]=true}}).call(this,require("_process"))},{_process:88,vkey:89}],53:[function(require,module,exports){var Emitter=require("events").EventEmitter;var vkey=require("vkey");module.exports=function(keys,el){if(typeof keys==="string")keys=[keys];if(!el)el=window;var emitter=new Emitter;emitter.pressed={};el.addEventListener("blur",clearPressed);el.addEventListener("focus",clearPressed);el.addEventListener("keydown",function(ev){var key=vkey[ev.keyCode];emitter.pressed[key]=true;var allPressed=true;keys.forEach(function(k){if(!emitter.pressed[k])allPressed=false});if(allPressed){emitter.emit("pressed",emitter.pressed);clearPressed()}});el.addEventListener("keyup",function(ev){delete emitter.pressed[vkey[ev.keyCode]]});function clearPressed(){emitter.pressed={}}return emitter}},{events:24,vkey:89}],54:[function(require,module,exports){var range=require("lodash.range");module.exports=function linspace(a,b,n){var every=(b-a)/(n-1),ranged=range(a,b,every);return ranged.length==n?ranged:ranged.concat(b)}},{"lodash.range":55}],55:[function(require,module,exports){var INFINITY=1/0,MAX_SAFE_INTEGER=9007199254740991,MAX_INTEGER=17976931348623157e292,NAN=0/0;var funcTag="[object Function]",genTag="[object GeneratorFunction]",symbolTag="[object Symbol]";var reTrim=/^\s+|\s+$/g;var reIsBadHex=/^[-+]0x[0-9a-f]+$/i;var reIsBinary=/^0b[01]+$/i;var reIsOctal=/^0o[0-7]+$/i;var reIsUint=/^(?:0|[1-9]\d*)$/;var freeParseInt=parseInt;function baseProperty(key){return function(object){return object==null?undefined:object[key]}}var objectProto=Object.prototype;var objectToString=objectProto.toString;var nativeCeil=Math.ceil,nativeMax=Math.max;function baseRange(start,end,step,fromRight){var index=-1,length=nativeMax(nativeCeil((end-start)/(step||1)),0),result=Array(length);while(length--){result[fromRight?length:++index]=start;start+=step}return result}function createRange(fromRight){return function(start,end,step){if(step&&typeof step!="number"&&isIterateeCall(start,end,step)){end=step=undefined}start=toFinite(start);if(end===undefined){end=start;start=0}else{end=toFinite(end)}step=step===undefined?start-1&&value%1==0&&value-1&&value%1==0&&value<=MAX_SAFE_INTEGER}function isObject(value){var type=typeof value;return!!value&&(type=="object"||type=="function")}function isObjectLike(value){return!!value&&typeof value=="object"}function isSymbol(value){return typeof value=="symbol"||isObjectLike(value)&&objectToString.call(value)==symbolTag}function toFinite(value){if(!value){return value===0?value:0}value=toNumber(value);if(value===INFINITY||value===-INFINITY){var sign=value<0?-1:1;return sign*MAX_INTEGER}return value===value?value:0}function toNumber(value){if(typeof value=="number"){return value}if(isSymbol(value)){return NAN}if(isObject(value)){var other=isFunction(value.valueOf)?value.valueOf():value;value=isObject(other)?other+"":other}if(typeof value!="string"){return value===0?value:+value}value=value.replace(reTrim,"");var isBinary=reIsBinary.test(value);return isBinary||reIsOctal.test(value)?freeParseInt(value.slice(2),isBinary?2:8):reIsBadHex.test(value)?NAN:+value}var range=createRange();module.exports=range},{}],56:[function(require,module,exports){"use strict";module.exports=Math.log10||function(x){return Math.log(x)*Math.LOG10E}},{}],57:[function(require,module,exports){var linspace=require("linspace");module.exports=function logspace(a,b,n){return linspace(a,b,n).map(function(x){return Math.pow(10,x)})}},{linspace:54}],58:[function(require,module,exports){"use strict";module.exports=require("./lib/CodeGenerator")},{"./lib/CodeGenerator":59}],59:[function(require,module,exports){"use strict";var Parser=require("mr-parser").Parser;var Interpreter=require("./Interpreter");var extend=require("extend");function CodeGenerator(options,defs){this.statements=[];this.defs=defs||{};this.interpreter=new Interpreter(this,options)}CodeGenerator.prototype.setDefs=function(defs){this.defs=extend(this.defs,defs);return this};CodeGenerator.prototype.compile=function(namespace){if(!namespace||!(typeof namespace==="object"||typeof namespace==="function")){throw TypeError("namespace must be an object")}if(typeof namespace.factory!=="function"){throw TypeError("namespace.factory must be a function")}this.defs.ns=namespace;this.defs.$$mathCodegen={getProperty:function(symbol,scope,ns){if(symbol in scope){return scope[symbol]}if(symbol in ns){return ns[symbol]}throw SyntaxError('symbol "'+symbol+'" is undefined')},functionProxy:function(fn,name){if(typeof fn!=="function"){throw SyntaxError('symbol "'+name+'" must be a function')}return fn}};this.defs.$$processScope=this.defs.$$processScope||function(){};var defsCode=Object.keys(this.defs).map(function(name){return"var "+name+' = defs["'+name+'"]'});if(!this.statements.length){throw Error("there are no statements saved in this generator, make sure you parse an expression before compiling it")}this.statements[this.statements.length-1]="return "+this.statements[this.statements.length-1];var code=this.statements.join(";");var factoryCode=defsCode.join("\n")+"\n"+["return {"," eval: function (scope) {"," scope = scope || {}"," $$processScope(scope)"," "+code," },"," code: '"+code+"'","}"].join("\n");var factory=new Function("defs",factoryCode);return factory(this.defs)};CodeGenerator.prototype.parse=function(code){var self=this;var program=(new Parser).parse(code);this.statements=program.blocks.map(function(statement){return self.interpreter.next(statement)});return this};module.exports=CodeGenerator},{"./Interpreter":60,extend:31,"mr-parser":72}],60:[function(require,module,exports){"use strict";var extend=require("extend");var types={ArrayNode:require("./node/ArrayNode"),AssignmentNode:require("./node/AssignmentNode"),ConditionalNode:require("./node/ConditionalNode"),ConstantNode:require("./node/ConstantNode"),FunctionNode:require("./node/FunctionNode"),OperatorNode:require("./node/OperatorNode"),SymbolNode:require("./node/SymbolNode"),UnaryNode:require("./node/UnaryNode")};var Interpreter=function(owner,options){this.owner=owner;this.options=extend({factory:"ns.factory",raw:false,rawArrayExpressionElements:true,rawCallExpressionElements:false},options)};extend(Interpreter.prototype,types);Interpreter.prototype.next=function(node){if(!(node.type in this)){throw new TypeError("the node type "+node.type+" is not implemented")}return this[node.type](node)};Interpreter.prototype.rawify=function(test,fn){var oldRaw=this.options.raw;if(test){this.options.raw=true}fn();if(test){this.options.raw=oldRaw}};module.exports=Interpreter},{"./node/ArrayNode":63,"./node/AssignmentNode":64,"./node/ConditionalNode":65,"./node/ConstantNode":66,"./node/FunctionNode":67,"./node/OperatorNode":68,"./node/SymbolNode":69,"./node/UnaryNode":70,extend:31}],61:[function(require,module,exports){"use strict";module.exports={"+":"add","-":"sub","*":"mul","/":"div","^":"pow","%":"mod","!":"factorial","|":"bitwiseOR","^|":"bitwiseXOR","&":"bitwiseAND","||":"logicalOR",xor:"logicalXOR","&&":"logicalAND","<":"lessThan",">":"greaterThan","<=":"lessEqualThan",">=":"greaterEqualThan","===":"strictlyEqual","==":"equal","!==":"strictlyNotEqual","!=":"notEqual",">>":"shiftRight","<<":"shiftLeft",">>>":"unsignedRightShift"}},{}],62:[function(require,module,exports){"use strict";module.exports={"+":"positive","-":"negative","~":"oneComplement"}},{}],63:[function(require,module,exports){"use strict";module.exports=function(node){var self=this;var arr=[];this.rawify(this.options.rawArrayExpressionElements,function(){arr=node.nodes.map(function(el){return self.next(el)})});var arrString="["+arr.join(",")+"]";if(this.options.raw){return arrString}return this.options.factory+"("+arrString+")"}},{}],64:[function(require,module,exports){"use strict";module.exports=function(node){return'scope["'+node.name+'"] = '+this.next(node.expr)}},{}],65:[function(require,module,exports){"use strict";module.exports=function(node){var condition="!!("+this.next(node.condition)+")";var trueExpr=this.next(node.trueExpr);var falseExpr=this.next(node.falseExpr);return"("+condition+" ? ("+trueExpr+") : ("+falseExpr+") )"}},{}],66:[function(require,module,exports){"use strict";module.exports=function(node){if(this.options.raw){return node.value}return this.options.factory+"("+node.value+")"}},{}],67:[function(require,module,exports){"use strict";var SymbolNode=require("mr-parser").nodeTypes.SymbolNode;var functionProxy=function(node){return"$$mathCodegen.functionProxy("+this.next(new SymbolNode(node.name))+', "'+node.name+'")'};module.exports=function(node){var self=this;var method=functionProxy.call(this,node);var args=[];this.rawify(this.options.rawCallExpressionElements,function(){args=node.args.map(function(arg){return self.next(arg)})});return method+"("+args.join(", ")+")"};module.exports.functionProxy=functionProxy},{"mr-parser":72}],68:[function(require,module,exports){"use strict";var Operators=require("../misc/Operators");module.exports=function(node){if(this.options.raw){return["("+this.next(node.args[0]),node.op,this.next(node.args[1])+")"].join(" ")}var namedOperator=Operators[node.op];if(!namedOperator){throw TypeError("unidentified operator")}return this.FunctionNode({name:namedOperator,args:node.args})}},{"../misc/Operators":61}],69:[function(require,module,exports){"use strict";module.exports=function(node){var id=node.name;return'$$mathCodegen.getProperty("'+id+'", scope, ns)'}},{}],70:[function(require,module,exports){"use strict";var UnaryOperators=require("../misc/UnaryOperators");module.exports=function(node){if(this.options.raw){return node.op+this.next(node.argument)}if(!(node.op in UnaryOperators)){throw new SyntaxError(node.op+" not implemented")}var namedOperator=UnaryOperators[node.op];return this.FunctionNode({name:namedOperator,args:[node.argument]})}},{"../misc/UnaryOperators":62}],71:[function(require,module,exports){"use strict";module.exports=9007199254740991},{}],72:[function(require,module,exports){"use strict";module.exports.Lexer=require("./lib/Lexer");module.exports.Parser=require("./lib/Parser");module.exports.nodeTypes=require("./lib/node/")},{"./lib/Lexer":73,"./lib/Parser":74,"./lib/node/":85}],73:[function(require,module,exports){var tokenType=require("./token-type");var ESCAPES={n:"\n",f:"\f",r:"\r",t:"\t",v:"\v","'":"'",'"':'"'};var DELIMITERS={",":true,"(":true,")":true,"[":true,"]":true,";":true,"~":true,"!":true,"+":true,"-":true,"*":true,"/":true,"%":true,"^":true,"**":true,"|":true,"&":true,"^|":true,"=":true,":":true,"?":true,"||":true,"&&":true,xor:true,"==":true,"!=":true,"===":true,"!==":true,"<":true,">":true,">=":true,"<=":true,">>>":true,"<<":true,">>":true};function isDigit(c){return c>="0"&&c<="9"}function isIdentifier(c){return c>="a"&&c<="z"||c>="A"&&c<="Z"||c==="$"||c==="_"}function isWhitespace(c){return c===" "||c==="\r"||c==="\t"||c==="\n"||c==="\v"||c===" "}function isDelimiter(str){return DELIMITERS[str]}function isQuote(c){return c==="'"||c==='"'}function Lexer(){}Lexer.prototype.throwError=function(message,index){index=typeof index==="undefined"?this.index:index;var error=new Error(message+" at index "+index);error.index=index;error.description=message;throw error};Lexer.prototype.lex=function(text){this.text=text;this.index=0;this.tokens=[];while(this.index=this.text.length){return}return this.text.charAt(this.index+nth)};Lexer.prototype.consume=function(){var current=this.peek();this.index+=1;return current};Lexer.prototype.readNumber=function(){var number="";if(this.peek()==="."){number+=this.consume();if(!isDigit(this.peek())){this.throwError("number expected")}}else{while(isDigit(this.peek())){number+=this.consume()}if(this.peek()==="."){number+=this.consume()}}while(isDigit(this.peek())){number+=this.consume()}if(this.peek()==="e"||this.peek()==="E"){number+=this.consume();if(!(isDigit(this.peek())||this.peek()==="+"||this.peek()==="-")){this.throwError()}if(this.peek()==="+"||this.peek()==="-"){number+=this.consume()}if(!isDigit(this.peek())){this.throwError("number expected")}while(isDigit(this.peek())){number+=this.consume()}}return number};Lexer.prototype.readIdentifier=function(){var text="";while(isIdentifier(this.peek())||isDigit(this.peek())){text+=this.consume()}return text};Lexer.prototype.readString=function(){var quote=this.consume();var string="";var escape;while(true){var c=this.consume();if(!c){this.throwError("string is not closed")}if(escape){if(c==="u"){var hex=this.text.substring(this.index+1,this.index+5);if(!hex.match(/[\da-f]{4}/i)){this.throwError("invalid unicode escape")}this.index+=4;string+=String.fromCharCode(parseInt(hex,16))}else{var replacement=ESCAPES[c];if(replacement){string+=replacement}else{string+=c}}escape=false}else if(c===quote){break}else if(c==="\\"){escape=true}else{string+=c}}return string};module.exports=Lexer},{"./token-type":86}],74:[function(require,module,exports){var tokenType=require("./token-type");var Lexer=require("./Lexer");var ConstantNode=require("./node/ConstantNode");var OperatorNode=require("./node/OperatorNode");var UnaryNode=require("./node/UnaryNode");var SymbolNode=require("./node/SymbolNode");var FunctionNode=require("./node/FunctionNode");var ArrayNode=require("./node/ArrayNode");var ConditionalNode=require("./node/ConditionalNode");var AssignmentNode=require("./node/AssignmentNode");var BlockNode=require("./node/BlockNode");function Parser(){this.lexer=new Lexer;this.tokens=null}Parser.prototype.current=function(){return this.tokens[0]};Parser.prototype.next=function(){return this.tokens[1]};Parser.prototype.peek=function(){if(this.tokens.length){var first=this.tokens[0];for(var i=0;i=","<=",">","<")){var op=this.consume();var right=this.shift();return new OperatorNode(op.value,[left,right])}return left};Parser.prototype.shift=function(){var left=this.additive();if(this.peek(">>","<<",">>>")){var op=this.consume();var right=this.shift();return new OperatorNode(op.value,[left,right])}return left};Parser.prototype.additive=function(){var left=this.multiplicative();while(this.peek("+","-")){var op=this.consume();left=new OperatorNode(op.value,[left,this.multiplicative()])}return left};Parser.prototype.multiplicative=function(){var op,right;var left=this.unary();while(this.peek("*","/","%")){op=this.consume();left=new OperatorNode(op.value,[left,this.unary()])}if(this.current().type===tokenType.SYMBOL||this.peek("(")||!(left.type instanceof ConstantNode)&&this.current().type===tokenType.NUMBER){right=this.multiplicative();return new OperatorNode("*",[left,right])}return left};Parser.prototype.unary=function(){if(this.peek("-","+","~")){var op=this.consume();var right=this.unary();return new UnaryNode(op.value,right)}return this.pow()};Parser.prototype.pow=function(){var left=this.factorial();if(this.peek("^","**")){var op=this.consume();var right=this.unary();return new OperatorNode(op.value,[left,right])}return left};Parser.prototype.factorial=function(){var left=this.symbol();if(this.peek("!")){var op=this.consume();return new OperatorNode(op.value,[left])}return left};Parser.prototype.symbol=function(){var current=this.current();if(current.type===tokenType.SYMBOL){var symbol=this.consume();var node=this.functionCall(symbol);return node}return this.string()};Parser.prototype.functionCall=function(symbolToken){var name=symbolToken.value;if(this.peek("(")){this.consume();var params=[];while(!this.peek(")")&&!this.isEOF()){params.push(this.assignment());if(this.peek(",")){this.consume()}}this.expect(")");return new FunctionNode(name,params)}return new SymbolNode(name)};Parser.prototype.string=function(){if(this.current().type===tokenType.STRING){return new ConstantNode(this.consume().value,"string")}return this.array()};Parser.prototype.array=function(){if(this.peek("[")){this.consume();var params=[];while(!this.peek("]")&&!this.isEOF()){params.push(this.assignment());if(this.peek(",")){this.consume()}}this.expect("]");return new ArrayNode(params)}return this.number()};Parser.prototype.number=function(){var token=this.current();if(token.type===tokenType.NUMBER){return new ConstantNode(this.consume().value,"number")}return this.parentheses()};Parser.prototype.parentheses=function(){var token=this.current();if(token.value==="("){this.consume();var left=this.assignment();this.expect(")");return left}return this.end()};Parser.prototype.end=function(){var token=this.current();if(token.type!==tokenType.EOF){throw Error("unexpected end of expression")}};module.exports=Parser},{"./Lexer":73,"./node/ArrayNode":75,"./node/AssignmentNode":76,"./node/BlockNode":77,"./node/ConditionalNode":78,"./node/ConstantNode":79,"./node/FunctionNode":80,"./node/OperatorNode":82,"./node/SymbolNode":83,"./node/UnaryNode":84,"./token-type":86}],75:[function(require,module,exports){var Node=require("./Node");function ArrayNode(nodes){this.nodes=nodes}ArrayNode.prototype=Object.create(Node.prototype);ArrayNode.prototype.type="ArrayNode";module.exports=ArrayNode},{"./Node":81}],76:[function(require,module,exports){var Node=require("./Node");function AssignmentNode(name,expr){this.name=name;this.expr=expr}AssignmentNode.prototype=Object.create(Node.prototype);AssignmentNode.prototype.type="AssignmentNode";module.exports=AssignmentNode},{"./Node":81}],77:[function(require,module,exports){var Node=require("./Node");function BlockNode(blocks){this.blocks=blocks}BlockNode.prototype=Object.create(Node.prototype);BlockNode.prototype.type="BlockNode";module.exports=BlockNode},{"./Node":81}],78:[function(require,module,exports){var Node=require("./Node");function ConditionalNode(predicate,truthy,falsy){this.condition=predicate;this.trueExpr=truthy;this.falseExpr=falsy}ConditionalNode.prototype=Object.create(Node.prototype);ConditionalNode.prototype.type="ConditionalNode";module.exports=ConditionalNode},{"./Node":81}],79:[function(require,module,exports){var Node=require("./Node");var SUPPORTED_TYPES={number:true,string:true,boolean:true,undefined:true,null:true};function ConstantNode(value,type){if(!SUPPORTED_TYPES[type]){throw Error("unsupported type '"+type+"'")}this.value=value;this.valueType=type}ConstantNode.prototype=Object.create(Node.prototype);ConstantNode.prototype.type="ConstantNode";module.exports=ConstantNode},{"./Node":81}],80:[function(require,module,exports){var Node=require("./Node");function FunctionNode(name,args){this.name=name;this.args=args}FunctionNode.prototype=Object.create(Node.prototype);FunctionNode.prototype.type="FunctionNode";module.exports=FunctionNode},{"./Node":81}],81:[function(require,module,exports){function Node(){}Node.prototype.type="Node";module.exports=Node},{}],82:[function(require,module,exports){var Node=require("./Node");function OperatorNode(op,args){this.op=op;this.args=args||[]}OperatorNode.prototype=Object.create(Node.prototype);OperatorNode.prototype.type="OperatorNode";module.exports=OperatorNode},{"./Node":81}],83:[function(require,module,exports){var Node=require("./Node");function SymbolNode(name){this.name=name}SymbolNode.prototype=Object.create(Node.prototype);SymbolNode.prototype.type="SymbolNode";module.exports=SymbolNode},{"./Node":81}],84:[function(require,module,exports){var Node=require("./Node");function UnaryNode(op,argument){this.op=op;this.argument=argument}UnaryNode.prototype=Object.create(Node.prototype);UnaryNode.prototype.type="UnaryNode";module.exports=UnaryNode},{"./Node":81}],85:[function(require,module,exports){module.exports={ArrayNode:require("./ArrayNode"),AssignmentNode:require("./AssignmentNode"),BlockNode:require("./BlockNode"),ConditionalNode:require("./ConditionalNode"),ConstantNode:require("./ConstantNode"),FunctionNode:require("./FunctionNode"),Node:require("./Node"),OperatorNode:require("./OperatorNode"),SymbolNode:require("./SymbolNode"),UnaryNode:require("./UnaryNode")}},{"./ArrayNode":75,"./AssignmentNode":76,"./BlockNode":77,"./ConditionalNode":78,"./ConstantNode":79,"./FunctionNode":80,"./Node":81,"./OperatorNode":82,"./SymbolNode":83,"./UnaryNode":84}],86:[function(require,module,exports){module.exports={EOF:0,DELIMITER:1,NUMBER:2,STRING:3,SYMBOL:4}},{}],87:[function(require,module,exports){"use strict";var doubleBits=require("double-bits");var SMALLEST_DENORM=Math.pow(2,-1074);var UINT_MAX=-1>>>0;module.exports=nextafter;function nextafter(x,y){if(isNaN(x)||isNaN(y)){return NaN}if(x===y){return x}if(x===0){if(y<0){return-SMALLEST_DENORM}else{return SMALLEST_DENORM}}var hi=doubleBits.hi(x);var lo=doubleBits.lo(x);if(y>x===x>0){if(lo===UINT_MAX){hi+=1;lo=0}else{lo+=1}}else{if(lo===0){lo=UINT_MAX;hi-=1}else{lo-=1}}return doubleBits.pack(lo,hi)}},{"double-bits":30}],88:[function(require,module,exports){var process=module.exports={};var cachedSetTimeout;var cachedClearTimeout;function defaultSetTimout(){throw new Error("setTimeout has not been defined")}function defaultClearTimeout(){throw new Error("clearTimeout has not been defined")}(function(){try{if(typeof setTimeout==="function"){cachedSetTimeout=setTimeout}else{cachedSetTimeout=defaultSetTimout}}catch(e){cachedSetTimeout=defaultSetTimout}try{if(typeof clearTimeout==="function"){cachedClearTimeout=clearTimeout}else{cachedClearTimeout=defaultClearTimeout}}catch(e){cachedClearTimeout=defaultClearTimeout}})();function runTimeout(fun){if(cachedSetTimeout===setTimeout){return setTimeout(fun,0)}if((cachedSetTimeout===defaultSetTimout||!cachedSetTimeout)&&setTimeout){cachedSetTimeout=setTimeout;return setTimeout(fun,0)}try{return cachedSetTimeout(fun,0)}catch(e){try{return cachedSetTimeout.call(null,fun,0)}catch(e){return cachedSetTimeout.call(this,fun,0)}}}function runClearTimeout(marker){if(cachedClearTimeout===clearTimeout){return clearTimeout(marker)}if((cachedClearTimeout===defaultClearTimeout||!cachedClearTimeout)&&clearTimeout){cachedClearTimeout=clearTimeout;return clearTimeout(marker)}try{return cachedClearTimeout(marker)}catch(e){try{return cachedClearTimeout.call(null,marker)}catch(e){return cachedClearTimeout.call(this,marker)}}}var queue=[];var draining=false;var currentQueue;var queueIndex=-1;function cleanUpNextTick(){if(!draining||!currentQueue){return}draining=false;if(currentQueue.length){queue=currentQueue.concat(queue)}else{queueIndex=-1}if(queue.length){drainQueue()}}function drainQueue(){if(draining){return}var timeout=runTimeout(cleanUpNextTick);draining=true;var len=queue.length;while(len){currentQueue=queue;queue=[];while(++queueIndex1){for(var 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hasOwnProperty=Object.prototype.hasOwnProperty;function extend(target){for(var i=1;i