asec Mul Add x0 Mul x1 Add 1 x0 asec sec x2 
Mul Mul asec sec x2 Add 1 x1 Pow Mul Mul sqrt Add 1 Mul -1 Pow Mul Mul Add x0 Mul x1 Add 1 x0 asec sec x2 Mul Add x0 Mul x1 Add 1 x0 asec sec x2 -1 Mul Add x0 Mul x1 Add 1 x0 asec sec x2 Mul Add x0 Mul x1 Add 1 x0 asec sec x2 -1 