Pow sqrt Pow Pow sech x0 0.255412811882995 -1.44363547517881 x0 
Mul Pow sqrt Pow Pow sech x0 0.255412811882995 -1.44363547517881 Add x0 -1 Add Mul x0 Mul Pow Mul 2 sqrt Pow Pow sech x0 0.255412811882995 -1.44363547517881 -1 Mul Pow Pow sech x0 0.255412811882995 -2.44363547517881 Mul -1.44363547517881 Mul Pow sech x0 -0.744587188117005 Mul 0.255412811882995 Mul tanh x0 Mul -1 sech x0 Mul sqrt Pow Pow sech x0 0.255412811882995 -1.44363547517881 log sqrt Pow Pow sech x0 0.255412811882995 -1.44363547517881 