F08FNF Example Program Data 4 :Value of N (1.0, 0.0) (2.0, -1.0) (3.0, -1.0) (4.0, -1.0) (2.0, 0.0) (3.0, -2.0) (4.0, -2.0) (3.0, 0.0) (4.0, -3.0) (4.0, 0.0) :End of matrix A