Mul atanh Add x2 x0 atan Mul x0 0.0777395497721125 
Add Mul atan Mul x0 0.0777395497721125 Pow Add 1 Mul -1 Mul Add x2 x0 Add x2 x0 -1 Mul atanh Add x2 x0 Mul 0.0777395497721125 Pow Add 1 Mul Mul x0 0.0777395497721125 Mul x0 0.0777395497721125 -1 