Problematic linear programming problem, Meszaros test set
Name de063155
Group Meszaros
Matrix ID 1783
Num Rows 852
Num Cols 1,848
Nonzeros 4,913
Pattern Entries 4,913
Kind Linear Programming Problem
Symmetric No
Date 2004
Editor C. Meszaros
Structural Rank 852
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 1.092835e+12
Minimum Singular Value 6.741886e-02
Condition Number 1.620964e+13
Rank 841
sprank(A)-rank(A) 11
Null Space Dimension 11
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