Added the rest of the files
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12-1.html
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233
12-1.html
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<!--
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This work is licensed under CC BY-NC-ND 4.0
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Link to license: http://creativecommons.org/licenses/by-nc-nd/4.0/
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Attribute to Russell Georgi
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-->
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<html>
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<head>
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<title>
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Waves 12-1
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</title>
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<style>
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.container
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{
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position: relative;
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}
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#u1IncreaseButton
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{
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left: 12.5px;
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top: 12.5px;
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width: 100px;
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height: 50px;
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position: absolute;
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}
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#u1DecreaseButton
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{
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left: 12.5px;
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top: 75px;
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width: 100px;
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height: 50px;
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position: absolute;
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}
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#u2IncreaseButton
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{
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left: 12.5px;
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top: 137.5px;
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width: 100px;
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height: 50px;
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position: absolute;
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}
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#u2DecreaseButton
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{
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left: 12.5px;
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top: 200px;
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width: 100px;
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height: 50px;
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position: absolute;
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}
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#phiIncreaseButton
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{
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left: 12.5px;
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top: 262.5px;
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width: 100px;
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height: 50px;
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position: absolute;
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}
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#phiDecreaseButton
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{
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left: 12.5px;
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top: 325px;
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width: 100px;
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height: 50px;
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position: absolute;
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}
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canvas
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{
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position: absolute;
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}
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html, body {
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width: 100%;
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height: 100%;
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margin: 0px;
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border: 0;
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overflow: hidden;
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display: block;
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}
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</style>
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</head>
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<body>
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<canvas id="myCanvas" width="1" height="1" style="border:1px solid #ffffff;"></canvas>
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<div class="container">
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<button type="button" id="u1IncreaseButton" onclick="u1Increase()">Increase u1</button>
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<button type="button" id="u1DecreaseButton" onclick="u1Decrease()">Decrease u1</button>
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<button type="button" id="u2IncreaseButton" onclick="u2Increase()">Increase |u2|</button>
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<button type="button" id="u2DecreaseButton" onclick="u2Decrease()">Decrease |u2|</button>
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<button type="button" id="phiIncreaseButton" onclick="phiIncrease()">Increase phi</button>
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<button type="button" id="phiDecreaseButton" onclick="phiDecrease()">Decrease phi</button>
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</div>
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<script>
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var c = document.getElementById("myCanvas");
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var ctx = c.getContext("2d");
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ctx.canvas.width = window.innerWidth;
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ctx.canvas.height = window.innerHeight;
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function Clear(ctx)
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{
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ctx.clearRect(-c.width, -c.height, c.width * 2, c.height * 2);
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}
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var scrwidth = 200;
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var u1 = 1;
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var phi1 = 0;
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var u2 = 1;
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var phi2 = 0;
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var dt = .03;
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var t = 0;
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var cl1 = "#ff0000";
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var cl2 = "#00ff00";
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var cl3 = "#0000ff";
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var cl4 = "#000000";
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var nmu = 10;
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var nphi = 0;
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var nmphi = 10;
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var nu1 = nmu;
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var nu2 = nmu;
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var mmm = 24;
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var xPos = -10;
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var yPos = -10;
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var m = 1;
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var stepSize = 0.5;
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ctx.translate(ctx.canvas.width / 2, ctx.canvas.height / 2)
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ctx.scale(1.5, -1.5);
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function Update()
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{
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Draw();
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m += 1;
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setTimeout(Update, 1000/60);
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}
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Update();
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function Draw()
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{
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Clear(ctx);
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ctx.strokeStyle = cl1;
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ctx.beginPath();
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ctx.moveTo(xPos, yPos);
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ctx.lineTo(xPos + 100 * u1 * Math.cos(t - phi1), yPos);
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ctx.stroke();
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ctx.strokeStyle = cl2;
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ctx.beginPath();
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ctx.moveTo(xPos, yPos);
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ctx.lineTo(xPos, yPos + 100 * u2 * Math.cos(t - phi2));
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ctx.stroke();
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ctx.strokeStyle = cl3;
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ctx.beginPath();
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ctx.moveTo(xPos, yPos);
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ctx.lineTo(xPos + 100 * u1 * Math.cos(t - phi1), yPos + 100 * u2 * Math.cos(t - phi2));
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ctx.stroke();
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ctx.strokeStyle = "#000000";
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for (mm = 0; mm <= mmm; mm += stepSize)
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{
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ctx.fillStyle = cl4;
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ctx.beginPath();
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ctx.arc(xPos + 100 * u1 * Math.cos(2 * Math.PI * mm / mmm - phi1), yPos + 100 * u2 * Math.cos(2 * Math.PI * mm / mmm - phi2), 1, 0, Math.PI * 2);
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ctx.stroke();
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}
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t += dt;
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}
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function u1Increase()
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{
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if (nu1 < nmu)
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{
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nu1 += 1;
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}
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u1 = nu1 / nmu;
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}
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function u1Decrease()
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{
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if (nu1 > 0)
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{
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nu1 -= 1;
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}
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u1 = nu1 / nmu;
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}
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function u2Increase()
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{
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if (nu2 < nmu)
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{
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nu2 += 1;
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}
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u2 = nu2 / nmu;
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}
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function u2Decrease()
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{
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if (nu2 > 0)
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{
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nu2 -= 1;
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}
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u2 = nu2 / nmu;
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}
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function phiDecrease()
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{
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nphi = nphi - 1;
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if (nphi <= -nmphi)
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{
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nphi += 2 * nmphi;
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}
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phi2 = nphi * Math.PI / nmphi;
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}
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function phiIncrease()
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{
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nphi = nphi + 1;
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if (nphi > nmphi)
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{
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nphi -= 2 * nmphi;
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}
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phi2 = nphi * Math.PI / nmphi;
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}
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window.addEventListener('resize', function(event) {
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c.width = window.innerWidth;
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c.height = window.innerHeight;
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ctx.translate(c.width / 2, c.height / 2);
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ctx.scale(1.5, -1.5);
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}, true);
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</script>
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</body>
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<p xmlns:cc="http://creativecommons.org/ns#" style="font-size: 1vw; bottom: 0px; position: absolute;">
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This work is licensed under
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<a href="http://creativecommons.org/licenses/by-nc-nd/4.0/?ref=chooser-v1" target="_blank" rel="license noopener noreferrer" style="display:inline-block;">CC BY-NC-ND 4.0<img style="height:22px!important;margin-left:3px;vertical-align:text-bottom;" src="https://mirrors.creativecommons.org/presskit/icons/cc.svg?ref=chooser-v1"><img style="height:22px!important;margin-left:3px;vertical-align:text-bottom;" src="https://mirrors.creativecommons.org/presskit/icons/by.svg?ref=chooser-v1"><img style="height:22px!important;margin-left:3px;vertical-align:text-bottom;" src="https://mirrors.creativecommons.org/presskit/icons/nc.svg?ref=chooser-v1"><img style="height:22px!important;margin-left:3px;vertical-align:text-bottom;" src="https://mirrors.creativecommons.org/presskit/icons/nd.svg?ref=chooser-v1"></a></p>
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</html>
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