DLMF:4.21.E42 (Q1746)
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| Language | Label | Description | Also known as |
|---|---|---|---|
| English | DLMF:4.21.E42 |
No description defined |
Statements
Failed to parse (LaTeXML (experimental; uses MathML): Invalid response ("") from server "http://latexml:8080/convert/":): {\displaystyle |\cos@@{z}|=(\cos^{2}@@{x}+\sinh^{2}@@{y})^{1/2}=\left(\tfrac{1}{2}(\cosh@{2y}+\cos@{2x})\right)^{1/2},}
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DLMF:4.21.E42
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