• SJSU Singular Matrix Database

    SJSU Singular Matrix Database: HB group.

  • Click here for a description of the HB group.
  • Click here for a list of all matrix groups.

    singular
    value
    spectrum
    thumbnail
    Group /
    Name
    SJid down-
    load
    # rows # cols struct.
    rank
    num.
    rank
    dim
    null
    space
    num.
    rank /
    min(m,n)
    condest gap nnz /
    (m*n)
    type
    HB/abb313 HB/
    abb313
    276 MAT,
    MM,
    RB
    313 176 176 128 48 0.7273 ? 3.6e+013 3% binary
    rect.
    HB/ash292 HB/
    ash292
    52 MAT,
    MM,
    RB
    292 292 292 289 3 0.9897 Inf 1.2e+013 3% binary
    sym.
    HB/bcspwr02 HB/
    bcspwr02
    59 MAT,
    MM,
    RB
    49 49 49 48 1 0.9796 Inf 3.8e+014 7% binary
    sym.
    HB/bcspwr04 HB/
    bcspwr04
    60 MAT,
    MM,
    RB
    274 274 274 262 12 0.9562 Inf 9.7e+011 2% binary
    sym.
    HB/bcspwr05 HB/
    bcspwr05
    61 MAT,
    MM,
    RB
    443 443 443 437 6 0.9865 Inf 1.7e+013 0.83% binary
    sym.
    HB/bcspwr06 HB/
    bcspwr06
    62 MAT,
    MM,
    RB
    1,454 1,454 1,454 1,446 8 0.9945 Inf 1e+012 0.25% binary
    sym.
    HB/bcspwr07 HB/
    bcspwr07
    63 MAT,
    MM,
    RB
    1,612 1,612 1,612 1,601 11 0.9932 Inf 1.1e+012 0.22% binary
    sym.
    HB/bcspwr08 HB/
    bcspwr08
    64 MAT,
    MM,
    RB
    1,624 1,624 1,624 1,613 11 0.9932 Inf 1.4e+011 0.23% binary
    sym.
    HB/bcspwr09 HB/
    bcspwr09
    65 MAT,
    MM,
    RB
    1,723 1,723 1,723 1,712 11 0.9936 Inf 7.7e+011 0.22% binary
    sym.
    HB/bcspwr10 HB/
    bcspwr10
    324 MAT,
    MM,
    RB
    5,300 5,300 5,300 5,276 24 0.9955 Inf 6.2e+010 0.078% binary
    sym.
    HB/bcsstk23 HB/
    bcsstk23
    393 MAT,
    MM,
    RB
    3,134 3,134 3,134 3,133 1 0.9997 6.9e+012 1.6739 0.46% real
    sym.
    HB/bcsstk25 HB/
    bcsstk25
    423 MAT,
    MM,
    RB
    15,439 15,439 15,439 15,435 4 0.9997 1.3e+013 1.5341 0.11% real
    sym.
    HB/bcsstk30 HB/
    bcsstk30
    499 MAT,
    MM,
    RB
    28,924 28,924 28,924 8,935 19,989 0.3089 Inf 5.2e+008 0.24% binary
    sym.
    HB/bcsstk31 HB/
    bcsstk31
    516 MAT,
    MM,
    RB
    35,588 35,588 35,588 16,803 18,785 0.4722 Inf 1.7e+008 0.093% binary
    sym.
    HB/bcsstk32 HB/
    bcsstk32
    509 MAT,
    MM,
    RB
    44,609 44,609 44,609 14,152 30,457 0.3172 Inf 2.9e+007 0.1% binary
    sym.
    HB/bcsstk33 HB/
    bcsstk33
    495 MAT,
    MM,
    RB
    8,738 8,738 8,738 3,979 4,759 0.4554 Inf 7.4e+010 0.78% binary
    sym.
    HB/bcsstm01 HB/
    bcsstm01
    66 MAT,
    MM,
    RB
    48 48 24 24 24 0.5000 Inf Inf 1% integer
    sym.
    HB/bcsstm03 HB/
    bcsstm03
    67 MAT,
    MM,
    RB
    112 112 72 72 40 0.6429 Inf Inf 0.57% real
    sym.
    HB/bcsstm04 HB/
    bcsstm04
    68 MAT,
    MM,
    RB
    132 132 66 66 66 0.5000 Inf Inf 0.38% real
    sym.
    HB/bcsstm13 HB/
    bcsstm13
    69 MAT,
    MM,
    RB
    2,003 2,003 1,241 1,241 762 0.6196 Inf 5.4e+011 0.53% real
    sym.
    HB/bcsstm24 HB/
    bcsstm24
    295 MAT,
    MM,
    RB
    3,562 3,562 3,562 3,496 66 0.9815 1.8e+013 5.5e+003 0.028% real
    sym.
    HB/beacxc HB/
    beacxc
    351 MAT,
    MM,
    RB
    497 506 449 449 57 0.9034 ? 5.4e+008 20% real
    rect.
    HB/beaflw HB/
    beaflw
    357 MAT,
    MM,
    RB
    497 507 460 460 47 0.9256 ? 3.4e+007 21% real
    rect.
    HB/beause HB/
    beause
    353 MAT,
    MM,
    RB
    497 507 459 459 48 0.9235 ? 5.6e+007 18% real
    rect.
    HB/can_1054 HB/
    can_1054
    70 MAT,
    MM,
    RB
    1,054 1,054 1,054 1,031 23 0.9782 Inf 1.1e+012 1% binary
    sym.
    HB/can_1072 HB/
    can_1072
    71 MAT,
    MM,
    RB
    1,072 1,072 1,072 1,050 22 0.9795 Inf 1.5e+012 1% binary
    sym.
    HB/can_144 HB/
    can_144
    72 MAT,
    MM,
    RB
    144 144 144 96 48 0.6667 Inf 1.5e+014 6% binary
    sym.
    HB/can_187 HB/
    can_187
    73 MAT,
    MM,
    RB
    187 187 187 184 3 0.9840 Inf 2.7e+013 4% binary
    sym.
    HB/can_229 HB/
    can_229
    74 MAT,
    MM,
    RB
    229 229 229 200 29 0.8734 Inf 3.4e+013 3% binary
    sym.
    HB/can_256 HB/
    can_256
    75 MAT,
    MM,
    RB
    256 256 256 250 6 0.9766 Inf 3.9e+011 4% binary
    sym.
    HB/can_268 HB/
    can_268
    76 MAT,
    MM,
    RB
    268 268 268 261 7 0.9739 Inf 1.6e+013 4% binary
    sym.
    HB/can_292 HB/
    can_292
    77 MAT,
    MM,
    RB
    292 292 292 272 20 0.9315 Inf 3.6e+012 3% binary
    sym.
    HB/can_445 HB/
    can_445
    78 MAT,
    MM,
    RB
    445 445 445 443 2 0.9955 7e+031 2.4e+013 2% binary
    sym.
    HB/can_61 HB/
    can_61
    79 MAT,
    MM,
    RB
    61 61 61 49 12 0.8033 Inf 5.8e+013 15% binary
    sym.
    HB/can_634 HB/
    can_634
    80 MAT,
    MM,
    RB
    634 634 634 586 48 0.9243 Inf 2.1e+011 2% binary
    sym.
    HB/can_715 HB/
    can_715
    81 MAT,
    MM,
    RB
    715 715 715 702 13 0.9818 Inf 2.9e+012 1% binary
    sym.
    HB/cegb2802 HB/
    cegb2802
    82 MAT,
    MM,
    RB
    2,802 2,802 2,694 289 2,513 0.1031 Inf 1e+012 4% binary
    sym.
    HB/cegb2919 HB/
    cegb2919
    83 MAT,
    MM,
    RB
    2,919 2,919 2,859 444 2,475 0.1521 Inf 3.6e+011 4% binary
    sym.
    HB/cegb3024 HB/
    cegb3024
    84 MAT,
    MM,
    RB
    3,024 3,024 2,996 1,411 1,613 0.4666 Inf 6.1e+010 0.87% binary
    sym.
    HB/cegb3306 HB/
    cegb3306
    85 MAT,
    MM,
    RB
    3,306 3,306 3,222 537 2,769 0.1624 Inf 2.8e+011 0.69% binary
    sym.
    HB/curtis54 HB/
    curtis54
    89 MAT,
    MM,
    RB
    54 54 54 50 4 0.9259 Inf 4.6e+013 10% binary
    unsym.
    HB/dwt_1005 HB/
    dwt_1005
    91 MAT,
    MM,
    RB
    1,005 1,005 1,005 995 10 0.9900 Inf 8.2e+012 0.85% binary
    sym.
    HB/dwt_1007 HB/
    dwt_1007
    92 MAT,
    MM,
    RB
    1,007 1,007 1,007 1,000 7 0.9930 Inf 2.2e+012 0.85% binary
    sym.
    HB/dwt_1242 HB/
    dwt_1242
    93 MAT,
    MM,
    RB
    1,242 1,242 1,242 1,178 64 0.9485 Inf 1.3e+010 0.68% binary
    sym.
    HB/dwt_162 HB/
    dwt_162
    94 MAT,
    MM,
    RB
    162 162 162 144 18 0.8889 Inf 6e+013 5% binary
    sym.
    HB/dwt_193 HB/
    dwt_193
    95 MAT,
    MM,
    RB
    193 193 193 136 57 0.7047 Inf 2.8e+013 9% binary
    sym.
    HB/dwt_198 HB/
    dwt_198
    96 MAT,
    MM,
    RB
    198 198 198 192 6 0.9697 Inf 3.6e+013 4% binary
    sym.
    HB/dwt_209 HB/
    dwt_209
    97 MAT,
    MM,
    RB
    209 209 209 208 1 0.9952 Inf 3.4e+013 4% binary
    sym.
    HB/dwt_221 HB/
    dwt_221
    98 MAT,
    MM,
    RB
    221 221 221 220 1 0.9955 Inf 8.9e+012 3% binary
    sym.
    HB/dwt_245 HB/
    dwt_245
    99 MAT,
    MM,
    RB
    245 245 245 239 6 0.9755 Inf 1.3e+013 2% binary
    sym.
    HB/dwt_2680 HB/
    dwt_2680
    100 MAT,
    MM,
    RB
    2,680 2,680 2,680 2,640 40 0.9851 Inf 1.9e+011 0.35% binary
    sym.
    HB/dwt_307 HB/
    dwt_307
    101 MAT,
    MM,
    RB
    307 307 307 288 19 0.9381 Inf 1.5e+012 3% binary
    sym.
    HB/dwt_346 HB/
    dwt_346
    102 MAT,
    MM,
    RB
    346 346 346 341 5 0.9855 Inf 1.6e+013 3% binary
    sym.
    HB/dwt_361 HB/
    dwt_361
    103 MAT,
    MM,
    RB
    361 361 361 358 3 0.9917 2.6e+017 2.3e+013 2% binary
    sym.
    HB/dwt_419 HB/
    dwt_419
    104 MAT,
    MM,
    RB
    419 419 419 370 49 0.8831 Inf 8.1e+012 2% binary
    sym.
    HB/dwt_492 HB/
    dwt_492
    105 MAT,
    MM,
    RB
    492 492 492 488 4 0.9919 Inf 8.9e+011 1% binary
    sym.
    HB/dwt_503 HB/
    dwt_503
    106 MAT,
    MM,
    RB
    503 503 503 499 4 0.9920 Inf 6.6e+012 2% binary
    sym.
    HB/dwt_512 HB/
    dwt_512
    107 MAT,
    MM,
    RB
    512 512 512 477 35 0.9316 Inf 6.9e+012 1% binary
    sym.
    HB/dwt_592 HB/
    dwt_592
    108 MAT,
    MM,
    RB
    592 592 592 580 12 0.9797 Inf 8e+012 1% binary
    sym.
    HB/dwt_607 HB/
    dwt_607
    109 MAT,
    MM,
    RB
    607 607 607 547 60 0.9012 Inf 2.7e+012 1% binary
    sym.
    HB/dwt_72 HB/
    dwt_72
    110 MAT,
    MM,
    RB
    72 72 72 70 2 0.9722 Inf 4.6e+013 4% binary
    sym.
    HB/dwt_758 HB/
    dwt_758
    111 MAT,
    MM,
    RB
    758 758 758 700 58 0.9235 Inf 2.7e+012 1% binary
    sym.
    HB/dwt_869 HB/
    dwt_869
    112 MAT,
    MM,
    RB
    869 869 869 845 24 0.9724 Inf 1.2e+012 0.96% binary
    sym.
    HB/dwt_878 HB/
    dwt_878
    113 MAT,
    MM,
    RB
    878 878 878 850 28 0.9681 Inf 1.1e+013 0.97% binary
    sym.
    HB/dwt_918 HB/
    dwt_918
    114 MAT,
    MM,
    RB
    918 918 918 891 27 0.9706 Inf 1.1e+012 0.88% binary
    sym.
    HB/dwt_992 HB/
    dwt_992
    115 MAT,
    MM,
    RB
    992 992 992 496 496 0.5000 Inf 1.3e+012 2% binary
    sym.
    HB/eris1176 HB/
    eris1176
    116 MAT,
    MM,
    RB
    1,176 1,176 1,176 774 402 0.6582 Inf 7.3e+011 1% binary
    sym.
    HB/fs_183_3 HB/
    fs_183_3
    277 MAT,
    MM,
    RB
    183 183 183 182 1 0.9945 2.7e+013 11 3% real
    unsym.
    HB/fs_760_2 HB/
    fs_760_2
    128 MAT,
    MM,
    RB
    760 760 760 411 349 0.5408 1.1e+016 1.0085 0.99% real
    unsym.
    HB/fs_760_3 HB/
    fs_760_3
    129 MAT,
    MM,
    RB
    760 760 760 381 379 0.5013 9.9e+019 1.1497 1% real
    unsym.
    HB/gent113 HB/
    gent113
    131 MAT,
    MM,
    RB
    113 113 113 107 6 0.9469 Inf 7e+013 5% binary
    unsym.
    HB/gre_216b HB/
    gre_216b
    132 MAT,
    MM,
    RB
    216 216 216 215 1 0.9954 8.1e+014 77 2% real
    unsym.
    HB/jgl009 HB/
    jgl009
    134 MAT,
    MM,
    RB
    9 9 9 5 4 0.5556 Inf 5.7e+015 62% binary
    unsym.
    HB/jgl011 HB/
    jgl011
    135 MAT,
    MM,
    RB
    11 11 11 5 6 0.4545 Inf 4e+015 63% binary
    unsym.
    HB/lap_25 HB/
    lap_25
    136 MAT,
    MM,
    RB
    25 25 25 16 9 0.6400 Inf 7.2e+014 27% binary
    sym.
    HB/lns_131 HB/
    lns_131
    139 MAT,
    MM,
    RB
    131 131 131 125 6 0.9542 1.5e+015 1.956 3% real
    unsym.
    HB/lns_3937 HB/
    lns_3937
    140 MAT,
    MM,
    RB
    3,937 3,937 3,937 2,895 1,042 0.7353 1e+017 1.0254 0.16% real
    unsym.
    HB/lns_511 HB/
    lns_511
    141 MAT,
    MM,
    RB
    511 511 511 469 42 0.9178 6.4e+015 1.1582 1% real
    unsym.
    HB/lnsp3937 HB/
    lnsp3937
    142 MAT,
    MM,
    RB
    3,937 3,937 3,937 2,895 1,042 0.7353 1e+017 1.0254 0.16% real
    unsym.
    HB/lnsp_131 HB/
    lnsp_131
    143 MAT,
    MM,
    RB
    131 131 131 125 6 0.9542 1.5e+015 1.9559 3% real
    unsym.
    HB/lnsp_511 HB/
    lnsp_511
    144 MAT,
    MM,
    RB
    511 511 511 469 42 0.9178 5.2e+015 1.1582 1% real
    unsym.
    HB/lock1074 HB/
    lock1074
    145 MAT,
    MM,
    RB
    1,074 1,074 1,038 155 919 0.1443 Inf 3.9e+011 4% binary
    sym.
    HB/lock2232 HB/
    lock2232
    146 MAT,
    MM,
    RB
    2,232 2,232 2,208 368 1,864 0.1649 Inf 4.5e+011 2% binary
    sym.
    HB/lock3491 HB/
    lock3491
    147 MAT,
    MM,
    RB
    3,491 3,491 3,416 603 2,888 0.1727 Inf 1.6e+010 1% binary
    sym.
    HB/lock_700 HB/
    lock_700
    148 MAT,
    MM,
    RB
    700 700 691 165 535 0.2357 Inf 1.9e+011 5% binary
    sym.
    HB/mahindas HB/
    mahindas
    296 MAT,
    MM,
    RB
    1,258 1,258 1,258 1,257 1 0.9992 1e+013 1.5e+004 0.49% real
    unsym.
    HB/man_5976 HB/
    man_5976
    392 MAT,
    MM,
    RB
    5,976 5,976 5,882 2,341 3,635 0.3917 Inf 1.3e+011 0.63% binary
    sym.
    HB/mbeacxc HB/
    mbeacxc
    149 MAT,
    MM,
    RB
    496 496 448 448 48 0.9032 Inf 9.2e+008 20% real
    unsym.
    HB/mbeaflw HB/
    mbeaflw
    150 MAT,
    MM,
    RB
    496 496 448 448 48 0.9032 Inf 1.7e+008 20% real
    unsym.
    HB/mbeause HB/
    mbeause
    151 MAT,
    MM,
    RB
    496 496 447 447 49 0.9012 Inf 2.3e+009 17% real
    unsym.
    HB/mcca HB/
    mcca
    152 MAT,
    MM,
    RB
    180 180 180 143 37 0.7944 3.6e+017 1.0962 8% real
    unsym.
    HB/mcfe HB/
    mcfe
    153 MAT,
    MM,
    RB
    765 765 765 759 6 0.9922 1.7e+014 2.7518 4% real
    unsym.
    HB/nnc1374 HB/
    nnc1374
    160 MAT,
    MM,
    RB
    1,374 1,374 1,374 1,308 66 0.9520 4.1e+015 5.7 0.45% real
    unsym.
    HB/nnc261 HB/
    nnc261
    161 MAT,
    MM,
    RB
    261 261 261 260 1 0.9962 1.2e+015 1.7e+002 2% real
    unsym.
    HB/plat1919 HB/
    plat1919
    207 MAT,
    MM,
    RB
    1,919 1,919 1,919 1,916 3 0.9984 6.8e+018 65 0.88% real
    sym.
    HB/plsk1919 HB/
    plsk1919
    208 MAT,
    MM,
    RB
    1,919 1,919 1,919 1,918 1 0.9995 4.5e+018 2.6e+010 0.26% real
    skew-sym.
    HB/rgg010 HB/
    rgg010
    215 MAT,
    MM,
    RB
    10 10 10 4 6 0.4000 Inf 6.2e+015 76% binary
    unsym.
    HB/saylr3 HB/
    saylr3
    216 MAT,
    MM,
    RB
    1,000 1,000 1,000 998 2 0.9980 Inf 2.7e+012 0.38% real
    sym.
    HB/sherman3 HB/
    sherman3
    336 MAT,
    MM,
    RB
    5,005 5,005 5,005 2,898 2,107 0.5790 6.9e+016 2e+008 0.08% real
    unsym.
    HB/sstmodel HB/
    sstmodel
    220 MAT,
    MM,
    RB
    3,345 3,345 3,345 3,326 19 0.9943 Inf 1.1e+012 0.2% binary
    sym.
    HB/west0156 HB/
    west0156
    224 MAT,
    MM,
    RB
    156 156 156 154 2 0.9872 1.6e+031 1.3e+005 1% real
    unsym.
    HB/will199 HB/
    will199
    225 MAT,
    MM,
    RB
    199 199 199 191 8 0.9598 Inf 4.2e+013 2% binary
    unsym.
    HB/will57 HB/
    will57
    226 MAT,
    MM,
    RB
    57 57 57 50 7 0.8772 Inf 2.5e+014 9% binary
    unsym.
    HB/zenios HB/
    zenios
    228 MAT,
    MM,
    RB
    2,873 2,873 266 265 2,608 0.0922 Inf 5.3e+003 0.016% real
    sym.

    Maintained by Leslie Foster, last updated 16-Feb-2009.
    See SJget to download directly into MATLAB.