Formula:3334

Digital Library of Mathematical Functions ID 8.14.E3

${\displaystyle{\displaystyle\int_{0}^{\infty}x^{a-1}\gamma\left(b,x\right)\mathrm{d}x=-\frac{\Gamma\left(a+b\right)}{a},}}$

Constraint(s)

${\displaystyle{\displaystyle\Re a<0}}$
${\displaystyle{\displaystyle\Re(a+b)>0}}$

Symbols List

• ${\displaystyle{\displaystyle\Gamma\left(\NVar{z}\right)}}$: gamma function
• ${\displaystyle{\displaystyle\mathrm{d}\NVar{x}}}$: differential of x
• ${\displaystyle{\displaystyle\gamma\left(\NVar{a},\NVar{z}\right)}}$: incomplete gamma function
• ${\displaystyle{\displaystyle\int}}$: integral
• ${\displaystyle{\displaystyle\Re}}$: real part
• ${\displaystyle{\displaystyle x}}$: real variable
• ${\displaystyle{\displaystyle a}}$: parameter
 

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