F07JHF Example Program Results Solution(s) 1 2 1 2.5000 2.0000 2 2.0000 -1.0000 3 1.0000 -3.0000 4 -1.0000 6.0000 5 3.0000 -5.0000 Backward errors (machine-dependent) 0.0E+00 7.4E-17 Estimated forward error bounds (machine-dependent) 2.4E-14 4.7E-14