Pow Pow asec x0 tanh pi atan Pow 0.648054273663885 asinh x5 
Mul Pow Pow asec x0 tanh pi Add atan Pow 0.648054273663885 asinh x5 -1 Mul atan Pow 0.648054273663885 asinh x5 Mul Pow asec x0 Add tanh pi -1 Mul tanh pi Pow Mul Mul sqrt Add 1 Mul -1 Pow Mul x0 x0 -1 x0 x0 -1 