Pothen/tandem_vtx
tandem_vtx, with coordinates. From NASA, collected by Alex Pothen
Name |
tandem_vtx |
Group |
Pothen |
Matrix ID |
886 |
Num Rows
|
18,454 |
Num Cols
|
18,454 |
Nonzeros
|
253,350 |
Pattern Entries
|
253,350 |
Kind
|
Structural Problem |
Symmetric
|
Yes |
Date
|
2003 |
Author
|
NASA |
Editor
|
G. Kumfert, A. Pothen |
Structural Rank |
18,454 |
Structural Rank Full |
true |
Num Dmperm Blocks
|
1 |
Strongly Connect Components
|
1 |
Num Explicit Zeros
|
0 |
Pattern Symmetry
|
100% |
Numeric Symmetry
|
100% |
Cholesky Candidate
|
yes |
Positive Definite
|
no |
Type
|
binary |
SVD Statistics |
Matrix Norm |
1.530871e+01 |
Minimum Singular Value |
9.130960e-05 |
Condition Number |
1.676572e+05
|
Rank |
18,454 |
sprank(A)-rank(A) |
0 |
Null Space Dimension |
0 |
Full Numerical Rank? |
yes |
Download Singular Values |
MATLAB
|