DLMF:4.21.E9

Jump to navigation Jump to search

Math Formula Information

Formula: Failed to parse (syntax error): {\displaystyle \cos@@{u}-\cos@@{v}=-2\sin@{\frac{u+v}{2}}\sin@{\frac{u-v}{2}}.}

Name: DLMF:4.21.E9

Description:

Data Source

https://lct.wmflabs.org/w/index.php?title=Special:EntityPage/Q1711