Add Pow acoth x0 Pow 6.09861228866811 x2 Pow 5 Mul x1 x0 
Add Mul Pow acoth x0 Add Pow 6.09861228866811 x2 -1 Mul Pow 6.09861228866811 x2 Pow Add 1 Mul -1 Mul x0 x0 -1 Mul Pow 5 Add Mul x1 x0 -1 Mul 6.60943791243410 x1 