Grund/poli4
Economic problem from Friedrich Grund, Berlin
Name |
poli4 |
Group |
Grund |
Matrix ID |
2279 |
Num Rows
|
33,833 |
Num Cols
|
33,833 |
Nonzeros
|
73,249 |
Pattern Entries
|
73,249 |
Kind
|
Economic Problem |
Symmetric
|
No |
Date
|
2010 |
Author
|
F. Grund |
Editor
|
T. Davis |
Structural Rank |
33,833 |
Structural Rank Full |
true |
Num Dmperm Blocks
|
33,628 |
Strongly Connect Components
|
33,628 |
Num Explicit Zeros
|
0 |
Pattern Symmetry
|
0.4% |
Numeric Symmetry
|
0% |
Cholesky Candidate
|
no |
Positive Definite
|
no |
Type
|
real |
SVD Statistics |
Matrix Norm |
1.562510e+01 |
Minimum Singular Value |
2.082857e-02 |
Condition Number |
7.501762e+02
|
Rank |
33,833 |
sprank(A)-rank(A) |
0 |
Null Space Dimension |
0 |
Full Numerical Rank? |
yes |
Download Singular Values |
MATLAB
|