DLMF:8.2.E7 (Q2487)

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DLMF:8.2.E7
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    Statements

    Defining formula
    γ * ⁡ ( a , z ) = 1 Γ ⁡ ( a ) ⁢ ∫ 0 1 t a - 1 ⁢ e - z ⁢ t ⁢ d t , incomplete-gamma-star 𝑎 𝑧 1 Euler-Gamma 𝑎 superscript subscript 0 1 superscript 𝑡 𝑎 1 superscript 𝑒 𝑧 𝑡 𝑡 {\displaystyle{\displaystyle\gamma^{*}\left(a,z\right)=\frac{1}{\Gamma\left(a% \right)}\int_{0}^{1}t^{a-1}e^{-zt}\mathrm{d}t,}}
    0 references
    DLMF id
    DLMF:8.2.E7
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    constraint
    ℜ ⁡ a > 0 𝑎 0 {\displaystyle{\displaystyle\Re a>0}}
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    Symbols used
    gamma function
    Defining formula
    Γ ⁡ ( z ) Euler-Gamma 𝑧 {\displaystyle{\displaystyle\Gamma\left(\NVar{z}\right)}}
    xml-id
    C5.S2.E1.m2acdec
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    Q10770
    Defining formula
    d x 𝑥 {\displaystyle{\displaystyle\mathrm{d}\NVar{x}}}
    xml-id
    C1.S4.SS4.m1abdec
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