sinh Pow Add x4 Add 5 Pow sech x2 Mul Add 1 x0 x7 x2 
Mul cosh Pow Add x4 Add 5 Pow sech x2 Mul Add 1 x0 x7 x2 Mul Pow Add x4 Add 5 Pow sech x2 Mul Add 1 x0 x7 Add x2 -1 Mul x2 Mul Pow sech x2 Add Mul Add 1 x0 x7 -1 Mul Mul sech x2 log sech x2 x7 