• UF Sparse Matrix Collection

    UF Sparse Matrix Collection: Hamrle group.

  • Click here for a description of the Hamrle 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?
    Hamrle/Hamrle1 Hamrle/Hamrle1 Hamrle/Hamrle1 1199 MAT, MM, RB 32 32 98 real unsymmetric 0% no
    Hamrle/Hamrle2 Hamrle/Hamrle2 Hamrle/Hamrle2 1200 MAT, MM, RB 5,952 5,952 22,162 real unsymmetric 0.02% no
    Hamrle/Hamrle3 Hamrle/Hamrle3 Hamrle/Hamrle3 1201 MAT, MM, RB 1,447,360 1,447,360 5,514,242 real unsymmetric 0% 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.