F07VVF Example Program Results Solution(s) 1 2 1 ( 0.0000, 2.0000) ( 1.0000, 5.0000) 2 ( 1.0000,-3.0000) (-7.0000,-2.0000) 3 (-4.0000,-5.0000) ( 3.0000, 4.0000) 4 ( 2.0000,-1.0000) (-6.0000,-9.0000) Backward errors (machine-dependent) 4.1E-17 4.2E-17 Estimated forward error bounds (machine-dependent) 1.8E-14 2.2E-14