Meszaros/gen4

Problematic linear programming problem, Meszaros test set
Name gen4
Group Meszaros
Matrix ID 1788
Num Rows 1,537
Num Cols 4,298
Nonzeros 107,103
Pattern Entries 107,103
Kind Linear Programming Problem
Symmetric No
Date 2004
Author
Editor C. Meszaros
Structural Rank 1,537
Structural Rank Full true
Num Dmperm Blocks 1
Strongly Connect Components 1
Num Explicit Zeros 0
Pattern Symmetry 0%
Numeric Symmetry 0%
Cholesky Candidate no
Positive Definite no
Type real
SVD Statistics
Matrix Norm 5.543465e+01
Minimum Singular Value 1.414214e+00
Condition Number 3.919821e+01
Rank 1,537
sprank(A)-rank(A) 0
Null Space Dimension 0
Full Numerical Rank? yes
Download Singular Values MATLAB
Download MATLAB Rutherford Boeing Matrix Market
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