nag_sparse_sym_sort (f11zbc) Example Program Results Original elements nnz = 9 1 1.0000e+00 3 2 2 0.0000e+00 2 1 3 1.0000e+00 3 2 4 3.0000e+00 4 4 5 4.0000e+00 1 1 6 6.0000e+00 2 2 7 2.0000e+00 3 3 8 1.0000e+00 3 2 9 1.0000e+00 3 2 Reordered elements nnz = 5 1 4.0000e+00 1 1 2 6.0000e+00 2 2 3 4.0000e+00 3 2 4 2.0000e+00 3 3 5 3.0000e+00 4 4