nag_lapacklin_dposv (f07fac) Example Program Data
  4      1                  : 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 -13.35   1.89  -4.14 : vector b