linear programming problem, C. Meszaros test set
Name route
Group Meszaros
Matrix ID 1768
Num Rows 20,894
Num Cols 43,019
Nonzeros 206,782
Pattern Entries 206,782
Kind Linear Programming Problem
Symmetric No
Date 2004
Editor C. Meszaros
Structural Rank 20,894
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 1.305487e+04
Minimum Singular Value 4.140545e-57
Condition Number 3.152936e+60
Rank 20,779
sprank(A)-rank(A) 115
Null Space Dimension 115
Full Numerical Rank? no
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Converted to standard form via Resende and Veiga's mpsrd:
minimize c'*x, subject to A*x=b and lo <= x <= hi