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Fungrim entry: 89bed3

ψ ⁣(12)=2log(2)γ\psi\!\left(\frac{1}{2}\right) = -2 \log(2) - \gamma
\psi\!\left(\frac{1}{2}\right) = -2 \log(2) - \gamma
Fungrim symbol Notation Short description
DigammaFunctionψ ⁣(z)\psi\!\left(z\right) Digamma function
Loglog(z)\log(z) Natural logarithm
ConstGammaγ\gamma The constant gamma (0.577...)
Source code for this entry:
    Formula(Equal(DigammaFunction(Div(1, 2)), Sub(Neg(Mul(2, Log(2))), ConstGamma))))

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2021-03-15 19:12:00.328586 UTC