linear programming problem, C. Meszaros test set
Name testbig
Group Meszaros
Matrix ID 1778
Num Rows 17,613
Num Cols 31,223
Nonzeros 61,639
Pattern Entries 61,639
Kind Linear Programming Problem
Symmetric No
Date 2004
Editor C. Meszaros
Structural Rank 17,613
Structural Rank Full true
Num Dmperm Blocks 2
Strongly Connect Components 2
Num Explicit Zeros 0
Pattern Symmetry 0%
Numeric Symmetry 0%
Cholesky Candidate no
Positive Definite no
Type real
SVD Statistics
Matrix Norm 4.010958e+01
Minimum Singular Value 5.992705e-02
Condition Number 6.693068e+02
Rank 17,613
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