Mul log sech Add asec Mul sqrt sec Add tan x0 -2 Mul x0 0.457657554360286 x0 log x0 
Add Mul log x0 Mul Mul Mul tanh Add asec Mul sqrt sec Add tan x0 -2 Mul x0 0.457657554360286 x0 Mul -1 sech Add asec Mul sqrt sec Add tan x0 -2 Mul x0 0.457657554360286 x0 Add Mul Add Mul Mul x0 0.457657554360286 Mul Pow Mul 2 sqrt sec Add tan x0 -2 -1 Mul Mul tan Add tan x0 -2 sec Add tan x0 -2 Pow sec x0 2 Mul sqrt sec Add tan x0 -2 0.457657554360286 Pow Mul Mul sqrt Add 1 Mul -1 Pow Mul Mul sqrt sec Add tan x0 -2 Mul x0 0.457657554360286 Mul sqrt sec Add tan x0 -2 Mul x0 0.457657554360286 -1 Mul sqrt sec Add tan x0 -2 Mul x0 0.457657554360286 Mul sqrt sec Add tan x0 -2 Mul x0 0.457657554360286 -1 1 Pow sech Add asec Mul sqrt sec Add tan x0 -2 Mul x0 0.457657554360286 x0 -1 Mul log sech Add asec Mul sqrt sec Add tan x0 -2 Mul x0 0.457657554360286 x0 Pow x0 -1 