Add 5 acosh Pow sec x0 cos acos exp x1 
Mul Mul Pow sec x0 Add cos acos exp x1 -1 Mul cos acos exp x1 Mul tan x0 sec x0 Pow Mul sqrt Add Pow sec x0 cos acos exp x1 -1 sqrt Add 1 Pow sec x0 cos acos exp x1 -1 