FIDAP/ex26
TEST MATRIX FROM FIDAP: EX26.MAT
| Name |
ex26 |
| Group |
FIDAP |
| Matrix ID |
423 |
|
Num Rows
|
2,163 |
|
Num Cols
|
2,163 |
|
Nonzeros
|
74,464 |
|
Pattern Entries
|
94,033 |
|
Kind
|
Computational Fluid Dynamics Problem |
|
Symmetric
|
No |
|
Date
|
1994 |
|
Author
|
A. Baggag, Y. Saad |
|
Editor
|
A. Baggag, Y. Saad |
| Structural Rank |
2,163 |
| Structural Rank Full |
true |
|
Num Dmperm Blocks
|
2 |
|
Strongly Connect Components
|
2 |
|
Num Explicit Zeros
|
19,569 |
|
Pattern Symmetry
|
100% |
|
Numeric Symmetry
|
73.3% |
|
Cholesky Candidate
|
no |
|
Positive Definite
|
no |
|
Type
|
real |
| SVD Statistics |
| Matrix Norm |
8.156526e+01 |
| Minimum Singular Value |
4.186719e-17 |
| Condition Number |
1.948190e+18
|
| Rank |
2,162 |
| sprank(A)-rank(A) |
1 |
| Null Space Dimension |
1 |
| Full Numerical Rank? |
no |
| Download Singular Values |
MATLAB
|
