DLMF:6.7.E5 (Q2258)

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Language	Label	Description	Also known as
English	DLMF:6.7.E5	No description defined

Statements

{\displaystyle{\displaystyle\int_{x}^{\infty}\frac{e^{-t}}{a^{2}+t^{2}}\mathrm% {d}t=-\frac{1}{2ai}\left(e^{ia}E_{1}\left(x+ia\right)-e^{-ia}E_{1}\left(x-ia% \right)\right),}}

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DLMF:6.7.E5

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{\displaystyle{\displaystyle x\in\mathbb{R}}}

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{\displaystyle{\displaystyle a>0}}

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