DLMF:6.2.E7 (Q2217)

From DRMF
Revision as of 01:20, 2 January 2020 by Admin (talk | contribs) (‎Changed an Item: Add constraint)
Jump to navigation Jump to search
No description defined
Language Label Description Also known as
English
DLMF:6.2.E7
No description defined

    Statements

    Defining formula
    Ei ⁡ ( ± x ) = - Ein ⁡ ( ∓ x ) + ln ⁡ x + γ . exponential-integral-Ei plus-or-minus 𝑥 complementary-exponential-integral minus-or-plus 𝑥 𝑥 {\displaystyle{\displaystyle\mathrm{Ei}\left(\pm x\right)=-\mathrm{Ein}\left(% \mp x\right)+\ln x+\gamma.}}
    0 references
    DLMF id
    DLMF:6.2.E7
    0 references
    Symbols used
    Euler’s constant
    Defining formula
    γ {\displaystyle{\displaystyle\gamma}}
    xml-id
    C5.S2.E3.m2aadec
    0 references
    complementary exponential integral
    Defining formula
    Ein ⁡ ( z ) complementary-exponential-integral 𝑧 {\displaystyle{\displaystyle\mathrm{Ein}\left(\NVar{z}\right)}}
    xml-id
    C6.S2.E3.m2abdec
    0 references
     
        Retrieved from "https://drmf-beta.wmflabs.org/index.php?title=Item:Q2217&oldid=30523"