DLMF:4.37.E19 (Q1938): Difference between revisions

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Created a new Item: Wikidata Toolkit example test item creation
 
Changed an Item: Add constraint
Property / constraint
 

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

z\in\Complexes\setminus(-\infty,1)
Property / constraint: z ( - , 1 ) 𝑧 1 {\displaystyle{\displaystyle z\in\mathbb{C}\setminus(-\infty,1)}} / rank
 
Normal rank

Revision as of 17:03, 30 December 2019

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DLMF:4.37.E19
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    arccosh z = ln ( ± ( z 2 - 1 ) 1 / 2 + z ) , hyperbolic-inverse-cosine 𝑧 plus-or-minus superscript superscript 𝑧 2 1 1 2 𝑧 {\displaystyle{\displaystyle\operatorname{arccosh}z=\ln\left(\pm(z^{2}-1)^{1/2% }+z\right),}}
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    DLMF:4.37.E19
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    z ( - , 1 ) 𝑧 1 {\displaystyle{\displaystyle z\in\mathbb{C}\setminus(-\infty,1)}}
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