acsc Add Pow coth x2 x0 -2 
Mul -1 Mul Mul Pow coth x2 Add x0 -1 Mul coth x2 log coth x2 Pow Mul Mul sqrt Add 1 Mul -1 Pow Mul Add Pow coth x2 x0 -2 Add Pow coth x2 x0 -2 -1 Add Pow coth x2 x0 -2 Add Pow coth x2 x0 -2 -1 