tan Add Pow x6 Pow 0.0998215696688227 sech x0 Mul 3 cosh x0 
Mul Pow sec Add Pow x6 Pow 0.0998215696688227 sech x0 Mul 3 cosh x0 2 Add Mul Pow x6 Add Pow 0.0998215696688227 sech x0 -1 Mul Mul x6 log x6 Mul Pow 0.0998215696688227 Add sech x0 -1 Mul -2.20454942040227 Mul tanh x0 Mul -1 sech x0 Mul 3 sinh x0 