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DLMF:4.35.E3 - MaRDI portal

DLMF:4.35.E3 (Q2235)

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DLMF:4.35.E3
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    Statements

    DLMF defining formula
    tanh ⁡ ( u ± v ) = tanh ⁡ u ± tanh ⁡ v 1 ± tanh ⁡ u ⁢ tanh ⁡ v , plus-or-minus 𝑢 𝑣 plus-or-minus 𝑢 𝑣 plus-or-minus 1 𝑢 𝑣 {\displaystyle{\displaystyle\tanh\left(u\pm v\right)=\frac{\tanh u\pm\tanh v}{% 1\pm\tanh u\tanh v},}}
    0 references
    Symbols used
    hyperbolic tangent function
    DLMF defining formula
    tanh ⁡ z 𝑧 {\displaystyle{\displaystyle\tanh\NVar{z}}}
    xml-id
    C4.S28.E4.m2adec
    0 references

    Identifiers

     
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