HB/mahindas
UNSYMMETRIC MATRIX MAHINDAS ST ERTAR 24OCT84
Name |
mahindas |
Group |
HB |
Matrix ID |
208 |
Num Rows
|
1,258 |
Num Cols
|
1,258 |
Nonzeros
|
7,682 |
Pattern Entries
|
7,682 |
Kind
|
Economic Problem |
Symmetric
|
No |
Date
|
1984 |
Author
|
K. Pearson |
Editor
|
I. Duff, R. Grimes, J. Lewis |
Structural Rank |
1,258 |
Structural Rank Full |
true |
Num Dmperm Blocks
|
670 |
Strongly Connect Components
|
1 |
Num Explicit Zeros
|
0 |
Pattern Symmetry
|
1.7% |
Numeric Symmetry
|
0% |
Cholesky Candidate
|
no |
Positive Definite
|
no |
Type
|
real |
SVD Statistics |
Matrix Norm |
2.045108e+07 |
Minimum Singular Value |
9.821293e-07 |
Condition Number |
2.082320e+13
|
Rank |
1,257 |
sprank(A)-rank(A) |
1 |
Null Space Dimension |
1 |
Full Numerical Rank? |
no |
Download Singular Values |
MATLAB
|