The avatar for @harrystevens
Harry Stevens
News and graphics at @ClimateLab, a project of @PostGraphics.
Published
Math
Edited
Nov 29, 2021
1 star
Math
Kaprekar's constantBayes’ TheoremDiscovering Pi With Monte Carlo
Paper Folding
Hyperbolic & Inverse Hyperbolic FunctionsQuadratic FormulaSecant & Tangent Lines on a Power FunctionRoundHeron's FormulaCompleting The SquareCircles, Angles and Right TrianglesSin, Cosine, and Tangent of an AngleFactorialZ Score TableBinominal Probability FormulaStatsLog AnimationCircular Segment with Chart of h-k RelationshipVisualizing vector additionFactor FunctionsFunction iteratorApproaching Euler's NumberSine WavePythagorean Triples
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y = f(x)
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f = (x) => x / sin(acos((h - x) / x) / 2)
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df = x => csc(acos((h - x) / x) / 2) - ((cot(acos((h - x) / x) / 2)) * (csc(acos((h - x) / x) / 2)) / sqrt(x - 4))
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theta = acos(CE / BC) / 2
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alpha = (pi / 2) - theta
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beta = 2 * theta
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domain = [4.59, h]
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CE = h - x
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BC = x
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A = geometric.pointTranslate(C, geometric.angleToDegrees(theta) - 180, y)
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B = [w - x, h]
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C = [w, x]
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D = [w, 0]
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E = [w, h]
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h = 8
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w = 12
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margin = ({left: 46, right: 15, bottom: 36, top: 18})
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chartheight = chartwidth * h / w
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chartwidth = Math.min(width - 50, 340)
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xscale = d3.scaleLinear([0, w], [0, chartwidth])
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yscale = d3.scaleLinear([0, h], [0, chartheight])
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trans = (point) => [xscale(point[0]), yscale(point[1])]
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pi = Math.PI
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sin = Math.sin
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acos = Math.acos
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sqrt = Math.sqrt
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cot = x => 1 / Math.tan(x)
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csc = x => 1 / Math.sin(x)
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geometric = require("geometric@2")
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import { fplot } from "ab43ad6e37e6975e"
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