DLMF:4.42.E12
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Math Formula Information
Formula: Failed to parse (syntax error): {\displaystyle \cos@@{A}=-\cos@@{B}\cos@@{C}+\sin@@{B}\sin@@{C}\cos@@{a}.}
Name: DLMF:4.42.E12
Description:
Data Source
https://lct.wmflabs.org/w/index.php?title=Special:EntityPage/Q2000