cos Pow Add Mul sec Add sech Pow x0 x3 -2 -0.255412811882995 x3 -2 
Mul Mul -1 sin Pow Add Mul sec Add sech Pow x0 x3 -2 -0.255412811882995 x3 -2 Mul Pow Add Mul sec Add sech Pow x0 x3 -2 -0.255412811882995 x3 3 Mul -2 Mul -0.255412811882995 Mul Mul tan Add sech Pow x0 x3 -2 sec Add sech Pow x0 x3 -2 Mul Mul tanh Pow x0 x3 Mul -1 sech Pow x0 x3 Mul Pow x0 Add x3 -1 x3 