Mul Pow 4 Add x3 Mul x4 Add Pow sec x4 x0 Add -4 Add Mul x6 x0 E x7 
Mul x7 Mul Pow 4 Add Add x3 Mul x4 Add Pow sec x4 x0 Add -4 Add Mul x6 x0 E -1 Mul 5.38629436111989 Mul x4 Add Mul Pow sec x4 Add x0 -1 Mul sec x4 log sec x4 x6 