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Fungrim entry: 98a765

φ=2cos ⁣(π5)\varphi = 2 \cos\!\left(\frac{\pi}{5}\right)
TeX:
\varphi = 2 \cos\!\left(\frac{\pi}{5}\right)
Definitions:
Fungrim symbol Notation Short description
GoldenRatioφ\varphi The golden ratio (1.618...)
ConstPiπ\pi The constant pi (3.14...)
Source code for this entry:
Entry(ID("98a765"),
    Formula(Equal(GoldenRatio, Mul(2, Cos(Div(ConstPi, 5))))))

Topics using this entry

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2019-10-05 13:11:19.856591 UTC