exp acoth Mul Add Add -0.653643620863612 Mul x0 x0 x0 0.999998336943945 
Mul exp acoth Mul Add Add -0.653643620863612 Mul x0 x0 x0 0.999998336943945 Mul Mul 0.999998336943945 Add Add x0 x0 1 Pow Add 1 Mul -1 Mul Mul Add Add -0.653643620863612 Mul x0 x0 x0 0.999998336943945 Mul Add Add -0.653643620863612 Mul x0 x0 x0 0.999998336943945 -1 