nag_sparse_sym_matvec (f11xec) Example Program Results
 Matrix-vector product
      4.1000e+00
     -2.9400e+00
      1.4100e+00
      2.5300e+00
      4.3500e+00
      1.2900e+00
      5.0100e+00
      5.2000e-01
      4.5700e+00