DLMF:4.35.E22
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Math Formula Information
Formula: Failed to parse (syntax error): {\displaystyle \tanh@@{\frac{z}{2}}=\left(\frac{\cosh@@{z}-1}{\cosh@@{z}+1}\right)^{1/2}=\frac{\cosh@@{z}-1}{\sinh@@{z}}=\frac{\sinh@@{z}}{\cosh@@{z}+1}.}
Name: DLMF:4.35.E22
Description:
Data Source
https://lct.wmflabs.org/w/index.php?title=Special:EntityPage/Q1896