DLMF:4.21.E31
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Math Formula Information
Formula: Failed to parse (syntax error): {\displaystyle \cos@{3z}=-3\cos@@{z}+4\cos^{3}@@{z},}
Name: DLMF:4.21.E31
Description:
Data Source
https://lct.wmflabs.org/w/index.php?title=Special:EntityPage/Q1733