Add acot Pow Pow coth cos x2 x0 x0 x0 
Add Mul -1 Mul Mul Pow Pow coth cos x2 x0 Add x0 -1 Add Mul x0 Mul Pow coth cos x2 Add x0 -1 Mul coth cos x2 log coth cos x2 Mul Pow coth cos x2 x0 log Pow coth cos x2 x0 Pow Add 1 Mul Pow Pow coth cos x2 x0 x0 Pow Pow coth cos x2 x0 x0 -1 1 