DLMF:5.9.E5 (Q2094)

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DLMF:5.9.E5
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    Γ ( z ) = 0 t z - 1 ( e - t - k = 0 n ( - 1 ) k t k k ! ) d t , Euler-Gamma 𝑧 superscript subscript 0 superscript 𝑡 𝑧 1 superscript 𝑒 𝑡 superscript subscript 𝑘 0 𝑛 superscript 1 𝑘 superscript 𝑡 𝑘 𝑘 𝑡 {\displaystyle{\displaystyle\Gamma\left(z\right)=\int_{0}^{\infty}t^{z-1}\left% (e^{-t}-\sum_{k=0}^{n}\frac{(-1)^{k}t^{k}}{k!}\right)\mathrm{d}t,}}
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    - n - 1 < z < - n 𝑛 1 𝑧 𝑛 {\displaystyle{\displaystyle-n-1<\Re z<-n}}
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    Γ ( z ) Euler-Gamma 𝑧 {\displaystyle{\displaystyle\Gamma\left(\NVar{z}\right)}}
    C5.S2.E1.m2addec
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