Pow asec x0 Pow Add pi -0.00800000000000000 tanh Mul 2 x0 
Mul Pow asec x0 Add Pow Add pi -0.00800000000000000 tanh Mul 2 x0 -1 Add Mul Pow Add pi -0.00800000000000000 tanh Mul 2 x0 Pow Mul Mul sqrt Add 1 Mul -1 Pow Mul x0 x0 -1 x0 x0 -1 Mul Mul asec x0 log asec x0 Mul Pow Add pi -0.00800000000000000 Add tanh Mul 2 x0 -1 Mul Mul Add pi -0.00800000000000000 log Add pi -0.00800000000000000 Mul Pow sech Mul 2 x0 2 2 