Syntax
trigtan(Expr)
Description
Simplifies the argument Expr using the formulas sin(x)^2+cos(x)^2=1 and tan(x)=sin(x)/cos(x) (privileging tangent)
Example
trigtan(cos(x)^4+sin(x)^2) returns (tan(x)^4+tan(x)^2+1)/(tan(x)^4+2*tan(x)^2+1)
trigtan — Discussion