Add Add cbrt x1 x0 Add x0 Pow Mul 5 Mul sech pi Add sec x5 atan x4 Pow 2 x0 
Add 1 Add 1 Mul Pow Mul 5 Mul sech pi Add sec x5 atan x4 Add Pow 2 x0 -1 Mul Mul Mul 5 Mul sech pi Add sec x5 atan x4 log Mul 5 Mul sech pi Add sec x5 atan x4 Mul Pow 2 Add x0 -1 2.69314718055995 