Problematic linear programming problem, Meszaros test set
Name de063157
Group Meszaros
Matrix ID 1784
Num Rows 936
Num Cols 1,908
Nonzeros 5,119
Pattern Entries 5,119
Kind Linear Programming Problem
Symmetric No
Date 2004
Editor C. Meszaros
Structural Rank 936
Structural Rank Full true
Num Dmperm Blocks 1
Strongly Connect Components 253
Num Explicit Zeros 0
Pattern Symmetry 0%
Numeric Symmetry 0%
Cholesky Candidate no
Positive Definite no
Type real
SVD Statistics
Matrix Norm 4,077,221,541,444,752,384
Minimum Singular Value 1.081264e-07
Condition Number 3.770793e+25
Rank 111
sprank(A)-rank(A) 825
Null Space Dimension 825
Full Numerical Rank? no
Download Singular Values MATLAB
Download MATLAB Rutherford Boeing Matrix Market
Converted to standard form via Resende and Veiga's mpsrd:
minimize c'*x, subject to A*x=b and lo <= x <= hi