Add Add Pow asech Add exp x0 acot x6 x0 x5 -3 
Mul Pow asech Add exp x0 acot x6 Add x0 -1 Add Mul x0 Mul exp x0 Pow Mul Mul Add exp x0 acot x6 Add exp x0 acot x6 sqrt Add 1 Mul -1 Pow Mul Add exp x0 acot x6 Add exp x0 acot x6 -1 -1 Mul asech Add exp x0 acot x6 log asech Add exp x0 acot x6 