DLMF:6.2.E20 (Q2231)

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DLMF:6.2.E20
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    Statements

    Defining formula
    Ci ⁡ ( z ) = f ⁡ ( z ) ⁢ sin ⁡ z - g ⁡ ( z ) ⁢ cos ⁡ z . cosine-integral 𝑧 sine-cosine-integral-f 𝑧 𝑧 sine-cosine-integral-g 𝑧 𝑧 {\displaystyle{\displaystyle\mathrm{Ci}\left(z\right)=\mathrm{f}\left(z\right)% \sin z-\mathrm{g}\left(z\right)\cos z.}}
    0 references
    DLMF id
    DLMF:6.2.E20
    0 references
    Symbols used
    cosine function
    Defining formula
    cos ⁡ z 𝑧 {\displaystyle{\displaystyle\cos\NVar{z}}}
    xml-id
    C4.S14.E2.m2aedec
    0 references
     
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