HB/pores_1
UNSYMMETRIC MATRIX FROM PORES
| Name |
pores_1 |
| Group |
HB |
| Matrix ID |
232 |
|
Num Rows
|
30 |
|
Num Cols
|
30 |
|
Nonzeros
|
180 |
|
Pattern Entries
|
180 |
|
Kind
|
Computational Fluid Dynamics Problem |
|
Symmetric
|
No |
|
Date
|
1980 |
|
Author
|
J. Appleyard |
|
Editor
|
I. Duff, R. Grimes, J. Lewis |
| Structural Rank |
30 |
| Structural Rank Full |
true |
|
Num Dmperm Blocks
|
1 |
|
Strongly Connect Components
|
1 |
|
Num Explicit Zeros
|
0 |
|
Pattern Symmetry
|
62.7% |
|
Numeric Symmetry
|
29.3% |
|
Cholesky Candidate
|
no |
|
Positive Definite
|
no |
|
Type
|
real |
| SVD Statistics |
| Matrix Norm |
3.123907e+07 |
| Minimum Singular Value |
1.723424e+01 |
| Condition Number |
1.812616e+06
|
| Rank |
30 |
| sprank(A)-rank(A) |
0 |
| Null Space Dimension |
0 |
| Full Numerical Rank? |
yes |
| Download Singular Values |
MATLAB
|
