Meszaros/ch

linear programming problem, C. Meszaros test set
Name ch
Group Meszaros
Matrix ID 1695
Num Rows 3,700
Num Cols 8,291
Nonzeros 24,102
Pattern Entries 24,102
Kind Linear Programming Problem
Symmetric No
Date 2004
Author
Editor C. Meszaros
Structural Rank 3,700
Structural Rank Full true
Num Dmperm Blocks 19
Strongly Connect Components 19
Num Explicit Zeros 0
Pattern Symmetry 0%
Numeric Symmetry 0%
Cholesky Candidate no
Positive Definite no
Type real
SVD Statistics
Matrix Norm 7.577135e+02
Minimum Singular Value 2.672057e-01
Condition Number 2.835693e+03
Rank 3,700
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