asech Add cos tan x2 coth csch x0 
Mul Mul Mul -1 Pow csch csch x0 2 Mul Mul -1 coth x0 csch x0 Pow Mul Mul Add cos tan x2 coth csch x0 Add cos tan x2 coth csch x0 sqrt Add 1 Mul -1 Pow Mul Add cos tan x2 coth csch x0 Add cos tan x2 coth csch x0 -1 -1 