Pow sech cot atan coth x0 x0 
Mul Pow sech cot atan coth x0 Add x0 -1 Add Mul x0 Mul Mul tanh cot atan coth x0 Mul -1 sech cot atan coth x0 Mul Mul -1 Pow csc atan coth x0 2 Mul Mul -1 Pow csch x0 2 Pow Add 1 Mul coth x0 coth x0 -1 Mul sech cot atan coth x0 log sech cot atan coth x0 