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Fungrim entry: fad16f

φ=2sin ⁣(π10)+1\varphi = 2 \sin\!\left(\frac{\pi}{10}\right) + 1
TeX:
\varphi = 2 \sin\!\left(\frac{\pi}{10}\right) + 1
Definitions:
Fungrim symbol Notation Short description
GoldenRatioφ\varphi The golden ratio (1.618...)
Sinsin(z)\sin(z) Sine
ConstPiπ\pi The constant pi (3.14...)
Source code for this entry:
Entry(ID("fad16f"),
    Formula(Equal(GoldenRatio, Add(Mul(2, Sin(Div(ConstPi, 10))), 1))))

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2019-10-05 13:11:19.856591 UTC