Previous Up Next

6.23.17  Rewriting tan(x) in terms of sin(2x) and cos(2x): tan2sincos2

The tan2sincos2 command replaces tan(x) by sin(2x)/1+cos(2x) in an expression.


Example.
Input:

tan2sincos2(tan(x))

Output:

sin
x
1+cos
x

Previous Up Next