DLMF:6.2.E6
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Math Formula Information
Formula: Failed to parse (unknown function "\expintEi"): {\displaystyle \expintEi@{-x}=-\int_{x}^{\infty}\frac{e^{-t}}{t}\diff{t}=-\expintE@{x},}
Name: DLMF:6.2.E6
Description:
Data Source
https://lct.wmflabs.org/w/index.php?title=Special:EntityPage/Q2216