DLMF:4.37.E21 (Q1940)

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Language	Label	Description	Also known as
English	DLMF:4.37.E21	No description defined

Statements

Defining formula

{\displaystyle{\displaystyle\operatorname{arccosh}z=2\ln\left(\left(\frac{z+1}% {2}\right)^{1/2}+\left(\frac{z-1}{2}\right)^{1/2}\right),}}

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DLMF:4.37.E21

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{\displaystyle{\displaystyle z\in\mathbb{C}\setminus(-\infty,1)}}

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Defining formula

{\displaystyle{\displaystyle\mathbb{C}}}

introduction.Sx4.p1.t1.r1.m2abdec

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