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Fungrim entry: 08cda4

G=0π/4log ⁣(tan(x))dxG = -\int_{0}^{\pi / 4} \log\!\left(\tan(x)\right) \, dx
G = -\int_{0}^{\pi / 4} \log\!\left(\tan(x)\right) \, dx
Fungrim symbol Notation Short description
ConstCatalanGG Catalan's constant
Integralabf(x)dx\int_{a}^{b} f(x) \, dx Integral
Loglog(z)\log(z) Natural logarithm
Piπ\pi The constant pi (3.14...)
Source code for this entry:
    Formula(Equal(ConstCatalan, Neg(Integral(Log(Tan(x)), For(x, 0, Div(Pi, 4)))))))

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2021-03-15 19:12:00.328586 UTC