acsch sqrt Add asinh sec x0 x0 
Mul Mul -1 Mul Pow Mul 2 sqrt Add asinh sec x0 x0 -1 Add Mul Mul tan x0 sec x0 Pow sqrt Add 1 Mul sec x0 sec x0 -1 1 Pow Mul Mul sqrt Add asinh sec x0 x0 sqrt Add asinh sec x0 x0 sqrt Add 1 Mul -1 Pow Mul sqrt Add asinh sec x0 x0 sqrt Add asinh sec x0 x0 -1 -1 