linear programming problem, C. Meszaros test set
Name ulevimin
Group Meszaros
Matrix ID 1779
Num Rows 6,590
Num Cols 46,937
Nonzeros 164,538
Pattern Entries 164,538
Kind Linear Programming Problem
Symmetric No
Date 2004
Editor C. Meszaros
Structural Rank 6,590
Structural Rank Full true
Num Dmperm Blocks 197
Strongly Connect Components 184
Num Explicit Zeros 0
Pattern Symmetry 0%
Numeric Symmetry 0%
Cholesky Candidate no
Positive Definite no
Type real
SVD Statistics
Matrix Norm 5.727870e+07
Minimum Singular Value 7.683087e-02
Condition Number 7.455168e+08
Rank 6,590
sprank(A)-rank(A) 0
Null Space Dimension 0
Full Numerical Rank? yes
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Converted to standard form via Resende and Veiga's mpsrd:
minimize c'*x, subject to A*x=b and lo <= x <= hi