• UF Sparse Matrix Collection

    UF Sparse Matrix Collection: Qaplib group.

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

    matrix graph Group/Name id download # rows # cols nonzeros type sym spd?
    Qaplib/lp_nug05 Qaplib/lp_nug05 Qaplib/lp_nug05 793 MAT, MM, RB 210 225 1,050 integer rectangular - no
    Qaplib/lp_nug06 Qaplib/lp_nug06 Qaplib/lp_nug06 794 MAT, MM, RB 372 486 2,232 integer rectangular - no
    Qaplib/lp_nug07 Qaplib/lp_nug07 Qaplib/lp_nug07 795 MAT, MM, RB 602 931 4,214 integer rectangular - no
    Qaplib/lp_nug08 Qaplib/lp_nug08 Qaplib/lp_nug08 796 MAT, MM, RB 912 1,632 7,296 integer rectangular - no
    Qaplib/lp_nug12 Qaplib/lp_nug12 Qaplib/lp_nug12 797 MAT, MM, RB 3,192 8,856 38,304 integer rectangular - no
    Qaplib/lp_nug15 Qaplib/lp_nug15 Qaplib/lp_nug15 798 MAT, MM, RB 6,330 22,275 94,950 integer rectangular - no
    Qaplib/lp_nug20 Qaplib/lp_nug20 Qaplib/lp_nug20 799 MAT, MM, RB 15,240 72,600 304,800 integer rectangular - no
    Qaplib/lp_nug30 Qaplib/lp_nug30 Qaplib/lp_nug30 800 MAT, MM, RB 52,260 379,350 1,567,800 integer rectangular - no

    Maintained by Tim Davis, last updated 10-Jun-2015.
    Matrix pictures by cspy, a MATLAB function in the CSparse package.
    See UFget to download directly into MATLAB.