DLMF:4.35.E4 (Q1878)

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DLMF:4.35.E4
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    Statements

    Defining formula
    coth ⁡ ( u ± v ) = ± coth ⁡ u ⁢ coth ⁡ v + 1 coth ⁡ u ± coth ⁡ v . hyperbolic-cotangent plus-or-minus 𝑢 𝑣 plus-or-minus hyperbolic-cotangent 𝑢 hyperbolic-cotangent 𝑣 1 plus-or-minus hyperbolic-cotangent 𝑢 hyperbolic-cotangent 𝑣 {\displaystyle{\displaystyle\coth\left(u\pm v\right)=\frac{\pm\coth u\coth v+1% }{\coth u\pm\coth v}.}}
    0 references
    DLMF id
    DLMF:4.35.E4
    0 references
    Symbols used
    hyperbolic cotangent function
    Defining formula
    coth ⁡ z hyperbolic-cotangent 𝑧 {\displaystyle{\displaystyle\coth\NVar{z}}}
    xml-id
    C4.S28.E7.m2adec
    0 references
     
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