Formula:3386

Digital Library of Mathematical Functions ID 8.19.E2

${\displaystyle{\displaystyle E_{p}\left(z\right)=z^{p-1}\int_{z}^{\infty}\frac{e^{-t}}{t^{p}}\mathrm{d}t.}}$

Symbols List

• ${\displaystyle{\displaystyle\mathrm{d}\NVar{x}}}$: differential of x
• ${\displaystyle{\displaystyle\mathrm{e}}}$: base of natural logarithm
• ${\displaystyle{\displaystyle E_{\NVar{p}}\left(\NVar{z}\right)}}$: generalized exponential integral
• ${\displaystyle{\displaystyle\int}}$: integral
• ${\displaystyle{\displaystyle z}}$: complex variable
• ${\displaystyle{\displaystyle p}}$: parameter
 

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