Formula:3400

Digital Library of Mathematical Functions ID 8.19.E16

${\displaystyle{\displaystyle E_{p}\left(z\right)=z^{p-1}e^{-z}U\left(p,p,z\right).}}$

Symbols List

• ${\displaystyle{\displaystyle U\left(\NVar{a},\NVar{b},\NVar{z}\right)}}$: Kummer confluent hypergeometric function
• ${\displaystyle{\displaystyle\mathrm{e}}}$: base of natural logarithm
• ${\displaystyle{\displaystyle E_{\NVar{p}}\left(\NVar{z}\right)}}$: generalized exponential integral
• ${\displaystyle{\displaystyle z}}$: complex variable
• ${\displaystyle{\displaystyle p}}$: parameter
 

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