MathWorks/Harvard500
Web matrix (Numerical Computing with MATLAB, Moler, 2004)
Name |
Harvard500 |
Group |
MathWorks |
Matrix ID |
1172 |
Num Rows
|
500 |
Num Cols
|
500 |
Nonzeros
|
2,636 |
Pattern Entries
|
2,636 |
Kind
|
Directed Graph |
Symmetric
|
No |
Date
|
2002 |
Author
|
C. Moler |
Editor
|
T. Davis |
Structural Rank |
|
Structural Rank Full |
|
Num Dmperm Blocks
|
|
Strongly Connect Components
|
147 |
Num Explicit Zeros
|
0 |
Pattern Symmetry
|
40.6% |
Numeric Symmetry
|
40.6% |
Cholesky Candidate
|
no |
Positive Definite
|
no |
Type
|
binary |
SVD Statistics |
Matrix Norm |
1.814797e+01 |
Minimum Singular Value |
2.953942e-112 |
Condition Number |
6.143645e+112
|
Rank |
170 |
sprank(A)-rank(A) |
|
Null Space Dimension |
330 |
Full Numerical Rank? |
no |
Download Singular Values |
MATLAB
|