• UF Sparse Matrix Collection

    UF Sparse Matrix Collection: Hamm group.

  • Click here for a description of the Hamm 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?
    Hamm/add20 Hamm/add20 Hamm/add20 539 MAT, MM, RB 2,395 2,395 13,151 real unsymmetric 53% no
    Hamm/add32 Hamm/add32 Hamm/add32 540 MAT, MM, RB 4,960 4,960 19,848 real unsymmetric 31% no
    Hamm/bcircuit Hamm/bcircuit Hamm/bcircuit 541 MAT, MM, RB 68,902 68,902 375,558 real unsymmetric 91% no
    Hamm/hcircuit Hamm/hcircuit Hamm/hcircuit 542 MAT, MM, RB 105,676 105,676 513,072 real unsymmetric 20% no
    Hamm/memplus Hamm/memplus Hamm/memplus 543 MAT, MM, RB 17,758 17,758 99,147 real unsymmetric 50% no
    Hamm/scircuit Hamm/scircuit Hamm/scircuit 544 MAT, MM, RB 170,998 170,998 958,936 real unsymmetric 80% 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.