Add x0 Pow x7 Pow acoth x0 0.523598775598299 
Add 1 Mul Pow x7 Add Pow acoth x0 0.523598775598299 -1 Mul Mul x7 log x7 Mul Pow acoth x0 -0.476401224401701 Mul 0.523598775598299 Pow Add 1 Mul -1 Mul x0 x0 -1 