Meszaros/aa5
linear programming problem, C. Meszaros test set
| Name | 
aa5 | 
| Group | 
Meszaros | 
| Matrix ID | 
1683 | 
| 
Num Rows
 | 
801 | 
| 
Num Cols
 | 
8,308 | 
| 
Nonzeros
 | 
65,953 | 
| 
Pattern Entries
 | 
65,953 | 
| 
Kind
 | 
Linear Programming Problem | 
| 
Symmetric
 | 
No | 
| 
Date
 | 
2004 | 
| 
Author
 | 
 | 
| 
Editor
 | 
C. Meszaros | 
 
 
| Structural Rank | 
800 | 
| Structural Rank Full | 
false | 
| 
Num Dmperm Blocks
 | 
2 | 
| 
Strongly Connect Components
 | 
1 | 
| 
Num Explicit Zeros
 | 
0 | 
| 
Pattern Symmetry
 | 
0% | 
| 
Numeric Symmetry
 | 
0% | 
| 
Cholesky Candidate
 | 
no | 
| 
Positive Definite
 | 
no | 
| 
Type
 | 
binary | 
 
| SVD Statistics | 
| Matrix Norm | 
3.825762e+01 | 
| Minimum Singular Value | 
2.953259e-31 | 
| Condition Number | 
1.295437e+32
 | 
| Rank | 
692 | 
| sprank(A)-rank(A) | 
108 | 
| Null Space Dimension | 
109 | 
| Full Numerical Rank? | 
no | 
| Download Singular Values | 
MATLAB
 | 
 
 
| Download | 
MATLAB
Rutherford Boeing
Matrix Market
 | 
| Notes | 
http://www.sztaki.hu/~meszaros/public_ftp/lptestset      
Converted to standard form via Resende and Veiga's mpsrd:
minimize c'*x, subject to A*x=b and lo <= x <= hi 
 
 |