acoth sin Pow sec Pow 3 coth x2 sqrt x0 
Mul Mul cos Pow sec Pow 3 coth x2 sqrt x0 Mul Pow sec Pow 3 coth x2 Add sqrt x0 -1 Mul Mul sec Pow 3 coth x2 log sec Pow 3 coth x2 Pow Mul 2 sqrt x0 -1 Pow Add 1 Mul -1 Mul sin Pow sec Pow 3 coth x2 sqrt x0 sin Pow sec Pow 3 coth x2 sqrt x0 -1 