Meszaros/kleemin graph

Matrix: Meszaros/kleemin

Description: LP sequence: kleemin3, 4, 5, 6, 7, 8


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  • Matrix group: Meszaros
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  • download as a MATLAB mat-file, file size: 1 KB. Use UFget(1817) or UFget('Meszaros/kleemin') in MATLAB.
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    Meszaros/kleemin

    Matrix properties
    number of rows8
    number of columns16
    nonzeros44
    structural full rank?yes
    structural rank8
    # of blocks from dmperm1
    # strongly connected comp.1
    entries not in dmperm blocks0
    explicit zero entries0
    nonzero pattern symmetry 0%
    numeric value symmetry 0%
    typeinteger
    structurerectangular
    Cholesky candidate?no
    positive definite?no

    author
    editorC. Meszaros
    date2004
    kindlinear programming problem sequence
    2D/3D problem?no

    Additional fieldssize and type
    Acell 6-by-1
    bcell 6-by-1
    ccell 6-by-1
    locell 6-by-1
    hicell 6-by-1
    z0cell 6-by-1

    Notes:

    http://www.sztaki.hu/~meszaros/public_ftp/lptestset      
    Converted to standard form via Resende and Veiga's mpsrd:
    minimize c'*x, subject to A*x=b and lo <= x <= hi        
    

    Ordering statistics:AMD METIS
    nnz(V) for QR, upper bound nnz(L) for LU44 44
    nnz(R) for QR, upper bound nnz(U) for LU36 36

    Maintained by Tim Davis, last updated 05-Nov-2008.
    Matrix pictures by cspy, a MATLAB function in the CSparse package.
    Matrix graphs by Yifan Hu, AT&T Labs Visualization Group.