acot cot Mul Add x3 3 Add log x0 1.37340076694502 
Mul -1 Mul Mul Mul -1 Pow csc Mul Add x3 3 Add log x0 1.37340076694502 2 Mul Add x3 3 Pow x0 -1 Pow Add 1 Mul cot Mul Add x3 3 Add log x0 1.37340076694502 cot Mul Add x3 3 Add log x0 1.37340076694502 -1 