Qaplib/lp_nug20
Netlib LP problem nug20: minimize c'*x, where Ax=b, lo<=x<=hi
Name |
lp_nug20 |
Group |
Qaplib |
Matrix ID |
799 |
Num Rows
|
15,240 |
Num Cols
|
72,600 |
Nonzeros
|
304,800 |
Pattern Entries
|
304,800 |
Kind
|
Linear Programming Problem |
Symmetric
|
No |
Date
|
1995 |
Author
|
M. Resende |
Editor
|
M. Resende |
Structural Rank |
15,240 |
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
|
integer |
SVD Statistics |
Matrix Norm |
1.143457e+01 |
Minimum Singular Value |
2.130423e-16 |
Condition Number |
5.367278e+16
|
Rank |
14,098 |
sprank(A)-rank(A) |
1,142 |
Null Space Dimension |
1,142 |
Full Numerical Rank? |
no |
Download Singular Values |
MATLAB
|