F04BEF Example Program Data 4 2 : n, nrhs 4.16 -3.12 0.56 -0.10 5.03 -0.83 1.18 0.76 0.34 1.18 : matrix A 8.70 8.30 -13.35 2.13 1.89 1.61 -4.14 5.00 : matrix B