Mul x3 Pow Pow Add exp x0 E -0.720794870364847 asech pi 
Mul x3 Mul Pow Pow Add exp x0 E -0.720794870364847 Add asech pi -1 Mul asech pi Mul Pow Add exp x0 E -1.72079487036485 Mul -0.720794870364847 exp x0 