Repartition function!
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qml/icons/Repartition function.svg
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85
qml/icons/Repartition function.svg
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@ -0,0 +1,85 @@
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viewBox="0 0 24.0 24.0"
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version="1.1"
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id="SVGRoot"
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sodipodi:docname="Repartition function.svg"
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<dc:title></dc:title>
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</svg>
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After Width: | Height: | Size: 2.6 KiB |
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@ -63,7 +63,14 @@ class Expression {
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simplify(x) {
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var expr = this.calc.substitute('x', x).simplify()
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if(expr.evaluate(evalVariables) == 0) return '0'
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return Utils.makeExpressionReadable(expr.toString())
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var str = Utils.makeExpressionReadable(expr.toString());
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if(str != undefined && str.match(/^\d*\.\d+$/)) {
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if(str.split('.')[1].split('0').length > 7) {
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// Likely rounding error
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str = parseFloat(str.substring(0, str.length-1)).toString();
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}
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}
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return str
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}
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duplicate() {
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@ -234,7 +234,7 @@ class Function extends ExecutableObject {
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getReadableString() {
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if(this.displayMode == 'application') {
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return `${this.name}: ${this.definitionDomain} ⸺> ${this.destinationDomain}\n ${' '.repeat(this.name.length)}x ⸺> ${this.expression.toString()}`
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return `${this.name}: ${this.definitionDomain} ⟼ ${this.destinationDomain}\n ${' '.repeat(this.name.length)}x ⟼ ${this.expression.toString()}`
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} else {
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return `${this.name}(x) = ${this.expression.toString()}\nD${Utils.textsub(this.name)} = ${this.definitionDomain}`
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}
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@ -1136,6 +1136,153 @@ class Sequence extends ExecutableObject {
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}
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}
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class RepartitionFunction extends ExecutableObject {
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static type(){return 'Repartition function'}
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static typeMultiple(){return 'Repartition functions'}
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static properties() {return {
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'beginIncluded': 'Boolean',
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'drawLineEnds': 'Boolean',
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'comment1': 'Note: Specify the properties for each potential result.',
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'probabilities': new P.Dictionary('string', 'int', /^[\d.]+$/, /^[\d\.]+$/, 'P({name} = ', ') = '),
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'labelPosition': new P.Enum('above', 'below', 'left', 'right', 'above-left', 'above-right', 'below-left', 'below-right'),
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'labelX': 'number'
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}}
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constructor(name = null, visible = true, color = null, labelContent = 'name + value',
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beginIncluded = true, drawLineEnds = true, probabilities = {0: 0}, labelPosition = 'above', labelX = 1) {
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if(name == null) name = getNewName('XYZUVW')
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super(name, visible, color, labelContent)
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this.beginIncluded = beginIncluded
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this.drawLineEnds = drawLineEnds
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this.probabilities = probabilities
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this.labelPosition = labelPosition
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this.labelX = labelX
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this.update()
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}
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export() {
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return [this.name, this.visible, this.color.toString(), this.labelContent,
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this.beginIncluded, this.drawLineEnds, this.probabilities, this.labelPosition, this.labelX]
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}
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getReadableString() {
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var keys = Object.keys(this.probabilities).sort();
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return `F_${this.name}(x) = P(${this.name} ≤ x)\n` + keys.map(idx => `P(${this.name}=${idx})=${this.probabilities[idx]}`).join("; ")
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}
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execute(x = 1) {
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var ret = 0;
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Object.keys(this.probabilities).sort().forEach(idx => {
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if(x >= idx) ret += this.probabilities[idx]
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})
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return ret
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}
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canExecute(x = 1) {return true}
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// Simplify returns the simplified string of the expression.
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simplify(x = 1) {
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return this.execute(x)
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}
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getLabel() {
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switch(this.labelContent) {
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case 'name':
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return `P(${this.name} ≤ x)`
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case 'name + value':
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return this.getReadableString()
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case 'null':
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return ''
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}
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}
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draw(canvas, ctx) {
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var currentY = 0;
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var keys = Object.keys(this.probabilities).sort()
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console.log("Keys", keys)
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if(canvas.visible(keys[0],this.probabilities[keys[0]])) {
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canvas.drawLine(ctx,
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0,
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canvas.y2px(0),
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canvas.x2px(keys[0]),
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canvas.y2px(0)
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)
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if(canvas.visible(keys[0],0)) {
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ctx.beginPath();
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ctx.arc(canvas.x2px(keys[0])+4,canvas.y2px(0), 4, Math.PI / 2, 3 * Math.PI / 2);
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ctx.stroke();
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}
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}
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for(var i = 0; i < keys.length-1; i++) {
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var idx = keys[i];
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currentY += parseFloat(this.probabilities[idx]);
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if(canvas.visible(idx,currentY) || canvas.visible(keys[i+1],currentY)) {
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console.log("Drawing", idx, Math.max(0,canvas.x2px(idx)), canvas.y2px(currentY), Math.min(canvas.canvasSize.width,canvas.x2px(keys[i+1])), canvas.y2px(currentY))
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canvas.drawLine(ctx,
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Math.max(0,canvas.x2px(idx)),
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canvas.y2px(currentY),
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Math.min(canvas.canvasSize.width,canvas.x2px(keys[i+1])),
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canvas.y2px(currentY)
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)
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if(canvas.visible(idx,currentY)) {
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ctx.beginPath();
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ctx.arc(canvas.x2px(idx),canvas.y2px(currentY), 4, 0, 2 * Math.PI);
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ctx.fill();
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}
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if(canvas.visible(keys[i+1],currentY)) {
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ctx.beginPath();
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ctx.arc(canvas.x2px(keys[i+1])+4,canvas.y2px(currentY), 4, Math.PI / 2, 3 * Math.PI / 2);
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ctx.stroke();
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}
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}
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}
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if(canvas.visible(keys[keys.length-1],this.probabilities[keys[keys.length-1]])) {
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canvas.drawLine(ctx,
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Math.max(0,canvas.x2px(keys[keys.length-1])),
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canvas.y2px(this.probabilities[keys[keys.length-1]]),
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canvas.canvasSize.width,
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canvas.y2px(this.probabilities[keys[keys.length-1]])
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)
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ctx.beginPath();
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ctx.arc(canvas.x2px(idx),canvas.y2px(currentY), 4, 0, 2 * Math.PI);
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ctx.fill();
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}
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// Label
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var text = this.getLabel()
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ctx.font = "14px sans-serif"
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var textSize = canvas.measureText(ctx, text, 7)
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var posX = canvas.x2px(this.labelX)
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var posY = canvas.y2px(this.execute(this.labelX))
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switch(this.labelPosition) {
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case 'above':
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canvas.drawVisibleText(ctx, text, posX-textSize.width/2, posY-textSize.height)
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break;
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case 'below':
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canvas.drawVisibleText(ctx, text, posX-textSize.width/2, posY+textSize.height)
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break;
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case 'left':
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canvas.drawVisibleText(ctx, text, posX-textSize.width, posY-textSize.height/2)
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break;
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case 'right':
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canvas.drawVisibleText(ctx, text, posX, posY-textSize.height/2)
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break;
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case 'above-left':
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canvas.drawVisibleText(ctx, text, posX-textSize.width, posY-textSize.height)
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break;
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case 'above-right':
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canvas.drawVisibleText(ctx, text, posX, posY-textSize.height)
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break;
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case 'below-left':
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canvas.drawVisibleText(ctx, text, posX-textSize.width, posY+textSize.height)
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break;
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case 'below-right':
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canvas.drawVisibleText(ctx, text, posX, posY+textSize.height)
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break;
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}
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}
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}
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const types = {
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'Point': Point,
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'Function': Function,
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@ -1144,7 +1291,8 @@ const types = {
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'Phase Bode': PhaseBode,
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'Somme phases Bode': SommePhasesBode,
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'X Cursor': CursorX,
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'Sequence': Sequence
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'Sequence': Sequence,
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'Repartition function': RepartitionFunction,
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}
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var currentObjects = {}
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