DLMF:4.21.E1
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Math Formula Information
Formula: Failed to parse (syntax error): {\displaystyle \sin@@{u}\pm\cos@@{u}=\sqrt{2}\sin@{u\pm\tfrac{1}{4}\pi}=\pm\sqrt{2}\cos@{u\mp\tfrac{1}{4}\pi}.}
Name: DLMF:4.21.E1
Description:
Data Source
https://lct.wmflabs.org/w/index.php?title=Special:EntityPage/Q1703