Pow 2.28366218546323 asec Add x0 sec sqrt x0 
Mul Pow 2.28366218546323 Add asec Add x0 sec sqrt x0 -1 Mul 3.10944256152957 Mul Add 1 Mul Mul tan sqrt x0 sec sqrt x0 Pow Mul 2 sqrt x0 -1 Pow Mul Mul sqrt Add 1 Mul -1 Pow Mul Add x0 sec sqrt x0 Add x0 sec sqrt x0 -1 Add x0 sec sqrt x0 Add x0 sec sqrt x0 -1 