linear programming problem, C. Meszaros test set
Name south31
Group Meszaros
Matrix ID 1771
Num Rows 18,425
Num Cols 36,321
Nonzeros 112,398
Pattern Entries 112,398
Kind Linear Programming Problem
Symmetric No
Date 2004
Editor C. Meszaros
Structural Rank 18,425
Structural Rank Full true
Num Dmperm Blocks 437
Strongly Connect Components 437
Num Explicit Zeros 0
Pattern Symmetry 0%
Numeric Symmetry 0%
Cholesky Candidate no
Positive Definite no
Type real
SVD Statistics
Matrix Norm 1.289429e+04
Minimum Singular Value 2.856027e-01
Condition Number 4.514763e+04
Rank 18,425
sprank(A)-rank(A) 0
Null Space Dimension 0
Full Numerical Rank? yes
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