cot Pow Add x0 Mul exp x3 x2 Add x0 x4 
Mul Mul -1 Pow csc Pow Add x0 Mul exp x3 x2 Add x0 x4 2 Mul Pow Add x0 Mul exp x3 x2 Add Add x0 x4 -1 Add Add x0 x4 Mul Add x0 Mul exp x3 x2 log Add x0 Mul exp x3 x2 