• UF Sparse Matrix Collection

    UF Sparse Matrix Collection: IPSO group.

  • Click here for a description of the IPSO 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?
    IPSO/HTC_336_4438 IPSO/HTC_336_4438 IPSO/HTC_336_4438 2534 MAT, MM, RB 226,340 226,340 783,496 real symmetric yes no
    IPSO/HTC_336_9129 IPSO/HTC_336_9129 IPSO/HTC_336_9129 2535 MAT, MM, RB 226,340 226,340 762,969 real symmetric yes no
    IPSO/OPF_10000 IPSO/OPF_10000 IPSO/OPF_10000 2536 MAT, MM, RB 43,887 43,887 426,898 real symmetric yes no
    IPSO/OPF_3754 IPSO/OPF_3754 IPSO/OPF_3754 2537 MAT, MM, RB 15,435 15,435 141,478 real symmetric yes no
    IPSO/OPF_6000 IPSO/OPF_6000 IPSO/OPF_6000 2538 MAT, MM, RB 29,902 29,902 274,697 real symmetric yes no
    IPSO/TSC_OPF_1047 IPSO/TSC_OPF_1047 IPSO/TSC_OPF_1047 2539 MAT, MM, RB 8,140 8,140 2,012,833 real symmetric yes no
    IPSO/TSC_OPF_300 IPSO/TSC_OPF_300 IPSO/TSC_OPF_300 2540 MAT, MM, RB 9,774 9,774 820,783 real symmetric yes 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.