Add atan Mul Mul x0 -2 Mul x7 csc Mul Add atanh x2 -0.250000000000000 x0 E 
Mul Add Mul Mul x7 csc Mul Add atanh x2 -0.250000000000000 x0 -2 Mul Mul x0 -2 Mul x7 Mul Mul Mul -1 cot Mul Add atanh x2 -0.250000000000000 x0 csc Mul Add atanh x2 -0.250000000000000 x0 Add atanh x2 -0.250000000000000 Pow Add 1 Mul Mul Mul x0 -2 Mul x7 csc Mul Add atanh x2 -0.250000000000000 x0 Mul Mul x0 -2 Mul x7 csc Mul Add atanh x2 -0.250000000000000 x0 -1 