Add Add Pow 4 x0 x1 coth atan Mul -0.339836909454122 x0 
Add Mul Pow 4 Add x0 -1 5.38629436111989 Mul Mul -1 Pow csch atan Mul -0.339836909454122 x0 2 Mul -0.339836909454122 Pow Add 1 Mul Mul -0.339836909454122 x0 Mul -0.339836909454122 x0 -1 