Meszaros/rat

LP sequence: rat1, rat5, and rat7a
Name rat
Group Meszaros
Matrix ID 1823
Num Rows 3,136
Num Cols 9,408
Nonzeros 268,908
Pattern Entries 268,908
Kind Linear Programming Problem Sequence
Symmetric No
Date 2004
Author
Editor C. Meszaros
Structural Rank 3,136
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 1.797200e+00
Minimum Singular Value 1.416088e+00
Condition Number 1.269130e+00
Rank 3,136
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