Add Add Mul atanh x7 atan Add 0.756802495307928 x0 Pow x0 Mul x0 x1 x1 
Add Mul atanh x7 Pow Add 1 Mul Add 0.756802495307928 x0 Add 0.756802495307928 x0 -1 Mul Pow x0 Add Mul x0 x1 -1 Add Mul x0 x1 Mul Mul x0 log x0 x1 