Mul acosh Mul pi Add x0 x0 asec Add Pow x3 x0 sec x6 
Add Mul asec Add Pow x3 x0 sec x6 Mul Mul pi 2 Pow Mul sqrt Add Mul pi Add x0 x0 -1 sqrt Add 1 Mul pi Add x0 x0 -1 Mul acosh Mul pi Add x0 x0 Mul Mul Pow x3 Add x0 -1 Mul x3 log x3 Pow Mul Mul sqrt Add 1 Mul -1 Pow Mul Add Pow x3 x0 sec x6 Add Pow x3 x0 sec x6 -1 Add Pow x3 x0 sec x6 Add Pow x3 x0 sec x6 -1 