acsc Add x0 acot cos acoth Pow Pow pi 3 x5 
Mul -1 Pow Mul Mul sqrt Add 1 Mul -1 Pow Mul Add x0 acot cos acoth Pow Pow pi 3 x5 Add x0 acot cos acoth Pow Pow pi 3 x5 -1 Add x0 acot cos acoth Pow Pow pi 3 x5 Add x0 acot cos acoth Pow Pow pi 3 x5 -1 