Mul x0 Mul Mul x0 Add Mul coth x1 cos x7 exp Pow 0.785398163397448 x0 asec Mul x3 pi 
Add Mul Mul x0 Add Mul coth x1 cos x7 exp Pow 0.785398163397448 x0 asec Mul x3 pi Mul x0 Mul asec Mul x3 pi Add Add Mul coth x1 cos x7 exp Pow 0.785398163397448 x0 Mul x0 Mul exp Pow 0.785398163397448 x0 Mul Pow 0.785398163397448 Add x0 -1 0.543833688126958 