Pow Add x1 x0 Add 4 Add pi Pow acoth Mul 0.523598775598299 x0 x4 
Mul Pow Add x1 x0 Add Add 4 Add pi Pow acoth Mul 0.523598775598299 x0 x4 -1 Add Add 4 Add pi Pow acoth Mul 0.523598775598299 x0 x4 Mul Mul Add x1 x0 log Add x1 x0 Mul Pow acoth Mul 0.523598775598299 x0 Add x4 -1 Mul x4 Mul 0.523598775598299 Pow Add 1 Mul -1 Mul Mul 0.523598775598299 x0 Mul 0.523598775598299 x0 -1 