nag_blast_dsymv (f16pcc) Example Program Data
  3                    : n the dimension of matrix A
  Nag_Upper            : uplo
  1.5 1.0              : alpha, beta
  1 1                  : incx, incy
  1.0 2.0 3.0
      4.0 5.0
          6.0          : the end of matrix A
   -1.0
    2.0
   -3.0                : the end of vector x
    1.0
    2.0
    3.0                : the end of vector y