csch Pow Mul Add sec x0 acoth asec x1 sec Add -2 x0 E 
Mul Mul Mul -1 coth Pow Mul Add sec x0 acoth asec x1 sec Add -2 x0 E csch Pow Mul Add sec x0 acoth asec x1 sec Add -2 x0 E Mul Pow Mul Add sec x0 acoth asec x1 sec Add -2 x0 Add E -1 Mul E Add Mul sec Add -2 x0 Mul tan x0 sec x0 Mul Add sec x0 acoth asec x1 Mul tan Add -2 x0 sec Add -2 x0 