DLMF:4.35.E26 (Q1900)

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Language	Label	Description	Also known as
English	DLMF:4.35.E26	No description defined

Statements

Defining formula

{\displaystyle{\displaystyle\sinh\left(2z\right)=2\sinh z\cosh z=\frac{2\tanh z% }{1-{\tanh^{2}}z},}}

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DLMF:4.35.E26

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hyperbolic cosine function

Defining formula

{\displaystyle{\displaystyle\cosh\NVar{z}}}

C4.S28.E2.m2aqdec

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hyperbolic sine function

Defining formula

{\displaystyle{\displaystyle\sinh\NVar{z}}}

C4.S28.E1.m2apdec

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hyperbolic tangent function

Defining formula

{\displaystyle{\displaystyle\tanh\NVar{z}}}

C4.S28.E4.m2aedec

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Sitelinks

Wikipedia(0 entries)

DRMF related sites(0 entries)

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