Problematic linear programming problem, Meszaros test set
Name gen1
Group Meszaros
Matrix ID 1786
Num Rows 769
Num Cols 2,561
Nonzeros 63,086
Pattern Entries 63,086
Kind Linear Programming Problem
Symmetric No
Date 2004
Editor C. Meszaros
Structural Rank 769
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 3.920459e+01
Minimum Singular Value 1.414228e+00
Condition Number 2.772156e+01
Rank 769
sprank(A)-rank(A) 0
Null Space Dimension 0
Full Numerical Rank? yes
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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