tan Add Mul -0.0998215696688227 x0 Add Mul sec x0 sin Pow x1 x0 1 
Mul Pow sec Add Mul -0.0998215696688227 x0 Add Mul sec x0 sin Pow x1 x0 1 2 Add -0.0998215696688227 Add Mul sin Pow x1 x0 Mul tan x0 sec x0 Mul sec x0 Mul cos Pow x1 x0 Mul Pow x1 Add x0 -1 Mul x1 log x1 