DLMF:4.18.E5 (Q1673)

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DLMF:4.18.E5
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    Statements

    Defining formula
    | sinh ⁡ y | ≤ | sin ⁡ z | ≤ cosh ⁡ y , 𝑦 𝑧 𝑦 {\displaystyle{\displaystyle|\sinh y|\leq|\sin z|\leq\cosh y,}}
    0 references
    DLMF id
    DLMF:4.18.E5
    0 references
    Symbols used
    hyperbolic cosine function
    Defining formula
    cosh ⁡ z 𝑧 {\displaystyle{\displaystyle\cosh\NVar{z}}}
    xml-id
    C4.S28.E2.m2adec
    0 references
    hyperbolic sine function
    Defining formula
    sinh ⁡ z 𝑧 {\displaystyle{\displaystyle\sinh\NVar{z}}}
    xml-id
    C4.S28.E1.m2adec
    0 references
    sine function
    Defining formula
    sin ⁡ z 𝑧 {\displaystyle{\displaystyle\sin\NVar{z}}}
    xml-id
    C4.S14.E1.m2acdec
    0 references
    Q11222
    Defining formula
    y 𝑦 {\displaystyle{\displaystyle y}}
    xml-id
    C4.S1.XMD7.m1dec
    0 references
     
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