NYPA/Maragal_6
Rank deficient least squares problem, D. Maragal, NY Power Authority
Name |
Maragal_6 |
Group |
NYPA |
Matrix ID |
1889 |
Num Rows
|
21,255 |
Num Cols
|
10,152 |
Nonzeros
|
537,694 |
Pattern Entries
|
537,694 |
Kind
|
Least Squares Problem |
Symmetric
|
No |
Date
|
2008 |
Author
|
D. Maragal |
Editor
|
T. Davis |
Structural Rank |
10,052 |
Structural Rank Full |
false |
Num Dmperm Blocks
|
89 |
Strongly Connect Components
|
13 |
Num Explicit Zeros
|
0 |
Pattern Symmetry
|
0% |
Numeric Symmetry
|
0% |
Cholesky Candidate
|
no |
Positive Definite
|
no |
Type
|
real |
SVD Statistics |
Matrix Norm |
1.333723e+01 |
Minimum Singular Value |
3.994772e-33 |
Condition Number |
3.338671e+33
|
Rank |
8,331 |
sprank(A)-rank(A) |
1,721 |
Null Space Dimension |
1,821 |
Full Numerical Rank? |
no |
Download Singular Values |
MATLAB
|