DLMF:4.37.E22 (Q1941): Difference between revisions

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Changed an Item: Add constraint
Changed an Item: Add constraint
Property / Symbols used
 
Property / Symbols used: Q11246 / rank
 
Normal rank
Property / Symbols used: Q11246 / qualifier
 
Defining formula:

arccosh z hyperbolic-inverse-cosine 𝑧 {\displaystyle{\displaystyle\operatorname{arccosh}\NVar{z}}}

\acosh@@{\NVar{z}}
Property / Symbols used: Q11246 / qualifier
 
xml-id: C4.S37.SS2.p1.m9afdec

Revision as of 19:17, 1 January 2020

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DLMF:4.37.E22
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    Statements

    arccosh x = ± ln ( i ( 1 - x 2 ) 1 / 2 + x ) , hyperbolic-inverse-cosine 𝑥 plus-or-minus 𝑖 superscript 1 superscript 𝑥 2 1 2 𝑥 {\displaystyle{\displaystyle\operatorname{arccosh}x=\pm\ln\left(i(1-x^{2})^{1/% 2}+x\right),}}
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    DLMF:4.37.E22
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    x ( - 1 , 1 ] 𝑥 1 1 {\displaystyle{\displaystyle x\in(-1,1]}}
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    {\displaystyle{\displaystyle\in}}
    introduction.Sx4.p1.t1.r10.m2aedec
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    arccosh z hyperbolic-inverse-cosine 𝑧 {\displaystyle{\displaystyle\operatorname{arccosh}\NVar{z}}}
    C4.S37.SS2.p1.m9afdec
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