{
    matrix_id: '1248',
    name: 'stokes64s',
    group: 'GHS_indef',
    description: 'Gould, Hu, & Scott: Stokes equation, from Mario Arioli',
    author: 'M. Arioli',
    editor: 'N. Gould, Y. Hu, J. Scott',
    date: '2004',
    kind: 'computational fluid dynamics problem',
    problem_2D_or_3D: '1',
    num_rows: '12546',
    num_cols: '12546',
    nonzeros: '140034',
    num_explicit_zeros: '0',
    num_strongly_connected_components: '1',
    num_dmperm_blocks: '1',
    structural_full_rank: 'true',
    structural_rank: '12546',
    pattern_symmetry: '1.000',
    numeric_symmetry: '1.000',
    rb_type: 'real',
    structure: 'symmetric',
    cholesky_candidate: 'no',
    positive_definite: 'no',
    norm: '5.396631e+01',
    min_singular_value: '1.400248e-15',
    condition_number: '38540542832748608',
    svd_rank: '12544',
    sprank_minus_rank: '2',
    null_space_dimension: '2',
    full_numerical_rank: 'no',
    svd_gap: '227525451.478296',
    image_files: 'stokes64s.png,stokes64s_svd.png,stokes64s_graph.gif,',
}
