Formula:3419

Digital Library of Mathematical Functions ID 8.20.E6

${\displaystyle{\displaystyle E_{p}\left(\lambda p\right)\sim\frac{e^{-\lambda p}}{(\lambda+1)p}\sum_{k=0}^{\infty}\frac{A_{k}(\lambda)}{(\lambda+1)^{2k}}\frac{1}{p^{k}},}}$

Symbols List

• ${\displaystyle{\displaystyle\sim}}$:
• ${\displaystyle{\displaystyle\mathrm{e}}}$: base of natural logarithm
• ${\displaystyle{\displaystyle E_{\NVar{p}}\left(\NVar{z}\right)}}$: generalized exponential integral
• ${\displaystyle{\displaystyle p}}$: parameter
• ${\displaystyle{\displaystyle k}}$: nonnegative integer
• ${\displaystyle{\displaystyle A_{k}(\lambda)}}$: A k ( λ )
 

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