nag_lapackeig_dgbbrd (f08lec) Example Program Results
 Matrix A
            1          2          3          4
 1     -0.5700    -1.2800     0.0000     0.0000
 2     -1.9300     1.0800    -0.3100     0.0000
 3      2.3000     0.2400     0.4000    -0.3500
 4      0.0000     0.6400    -0.6600     0.0800
 5      0.0000     0.0000     0.1500    -2.1300
 6      0.0000     0.0000     0.0000     0.5000