acot Pow Mul x0 coth x0 1.09861228866811 
Mul -1 Mul Mul Pow Mul x0 coth x0 0.0986122886681098 Mul 1.09861228866811 Add coth x0 Mul x0 Mul -1 Pow csch x0 2 Pow Add 1 Mul Pow Mul x0 coth x0 1.09861228866811 Pow Mul x0 coth x0 1.09861228866811 -1 