Matrix: Hollinger/g7jac160sc

Description: Jacobian from CEPII's 'G7marmotte' OLG model, oldstack 160 (scaled)

Hollinger/g7jac160sc graph Hollinger/g7jac160sc graph
(bipartite graph drawing) (graph drawing of A+A')

Hollinger/g7jac160sc dmperm of Hollinger/g7jac160sc
scc of Hollinger/g7jac160sc

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  • Matrix group: Hollinger
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  • download as a MATLAB mat-file, file size: 5 MB. Use UFget(563) or UFget('Hollinger/g7jac160sc') in MATLAB.
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    Matrix properties
    number of rows47,430
    number of columns47,430
    nonzeros564,952
    structural full rank?yes
    structural rank47,430
    # of blocks from dmperm2,277
    # strongly connected comp.1,157
    explicit zero entries91,664
    nonzero pattern symmetry 3%
    numeric value symmetry 0%
    typereal
    structureunsymmetric
    Cholesky candidate?no
    positive definite?no

    authorP. Hollinger
    editorT. Davis
    date2001
    kindeconomic problem
    2D/3D problem?no

    Ordering statistics:result
    nnz(chol(P*(A+A'+s*I)*P')) with AMD14,863,002
    Cholesky flop count2.1e+10
    nnz(L+U), no partial pivoting, with AMD29,678,574
    nnz(V) for QR, upper bound nnz(L) for LU, with COLAMD17,263,329
    nnz(R) for QR, upper bound nnz(U) for LU, with COLAMD32,342,170

    Note that all matrix statistics (except nonzero pattern symmetry) exclude the 91664 explicit zero entries.

    For a description of the statistics displayed above, click here.

    Maintained by Tim Davis, last updated 12-Mar-2014.
    Matrix pictures by cspy, a MATLAB function in the CSparse package.
    Matrix graphs by Yifan Hu, AT&T Labs Visualization Group.