Pow sec cosh Add x0 Pow x1 x2 x0 
Mul Pow sec cosh Add x0 Pow x1 x2 Add x0 -1 Add Mul x0 Mul Mul tan cosh Add x0 Pow x1 x2 sec cosh Add x0 Pow x1 x2 sinh Add x0 Pow x1 x2 Mul sec cosh Add x0 Pow x1 x2 log sec cosh Add x0 Pow x1 x2 