JGD_SPG/EX5
Symmetric powers of graphs from Gordon Royle, Univ Western Australia
| Name |
EX5 |
| Group |
JGD_SPG |
| Matrix ID |
2199 |
|
Num Rows
|
6,545 |
|
Num Cols
|
6,545 |
|
Nonzeros
|
295,680 |
|
Pattern Entries
|
295,680 |
|
Kind
|
Combinatorial Problem |
|
Symmetric
|
Yes |
|
Date
|
2008 |
|
Author
|
G. Royle |
|
Editor
|
J.-G. Dumas |
| Structural Rank |
6,545 |
| Structural Rank Full |
true |
|
Num Dmperm Blocks
|
1 |
|
Strongly Connect Components
|
1 |
|
Num Explicit Zeros
|
0 |
|
Pattern Symmetry
|
100% |
|
Numeric Symmetry
|
100% |
|
Cholesky Candidate
|
no |
|
Positive Definite
|
no |
|
Type
|
binary |
| SVD Statistics |
| Matrix Norm |
4.525915e+01 |
| Minimum Singular Value |
8.988821e-58 |
| Condition Number |
5.035048e+58
|
| Rank |
4,740 |
| sprank(A)-rank(A) |
1,805 |
| Null Space Dimension |
1,805 |
| Full Numerical Rank? |
no |
| Download Singular Values |
MATLAB
|
| Download |
MATLAB
Rutherford Boeing
Matrix Market
|
| Notes |
Symmetric powers of graphs from Gordon Royle, Univ Western Australia
From Jean-Guillaume Dumas' Sparse Integer Matrix Collection,
http://ljk.imag.fr/membres/Jean-Guillaume.Dumas/simc.html
http://www.csse.uwa.edu.au/~gordon/sympower.html
Filename in JGD collection: SPG/EX5.sms
|
