sec Mul -1 Pow atan Add 1.82347658193698 x0 Add x5 sec sqrt x7 
Mul Mul tan Mul -1 Pow atan Add 1.82347658193698 x0 Add x5 sec sqrt x7 sec Mul -1 Pow atan Add 1.82347658193698 x0 Add x5 sec sqrt x7 Mul -1 Mul Pow atan Add 1.82347658193698 x0 Add Add x5 sec sqrt x7 -1 Mul Add x5 sec sqrt x7 Pow Add 1 Mul Add 1.82347658193698 x0 Add 1.82347658193698 x0 -1 