Add Pow acoth x0 x1 acsch coth Add x0 sec x3 
Add Mul Pow acoth x0 Add x1 -1 Mul x1 Pow Add 1 Mul -1 Mul x0 x0 -1 Mul Mul -1 Mul -1 Pow csch Add x0 sec x3 2 Pow Mul Mul coth Add x0 sec x3 coth Add x0 sec x3 sqrt Add 1 Mul -1 Pow Mul coth Add x0 sec x3 coth Add x0 sec x3 -1 -1 