sech Add acos exp Pow x2 Add 3 sqrt x0 x0 
Mul Mul tanh Add acos exp Pow x2 Add 3 sqrt x0 x0 Mul -1 sech Add acos exp Pow x2 Add 3 sqrt x0 x0 Add Mul -1 Mul Mul exp Pow x2 Add 3 sqrt x0 Mul Pow x2 Add Add 3 sqrt x0 -1 Mul Mul x2 log x2 Pow Mul 2 sqrt x0 -1 Pow sqrt Add 1 Mul -1 Mul exp Pow x2 Add 3 sqrt x0 exp Pow x2 Add 3 sqrt x0 -1 1 