FIDAP/ex27
TEST MATRIX FROM FIDAP: EX27.MAT
| Name |
ex27 |
| Group |
FIDAP |
| Matrix ID |
424 |
|
Num Rows
|
974 |
|
Num Cols
|
974 |
|
Nonzeros
|
37,652 |
|
Pattern Entries
|
40,782 |
|
Kind
|
Computational Fluid Dynamics Problem |
|
Symmetric
|
No |
|
Date
|
1994 |
|
Author
|
A. Baggag, Y. Saad |
|
Editor
|
A. Baggag, Y. Saad |
| Structural Rank |
974 |
| Structural Rank Full |
true |
|
Num Dmperm Blocks
|
2 |
|
Strongly Connect Components
|
1 |
|
Num Explicit Zeros
|
3,130 |
|
Pattern Symmetry
|
100% |
|
Numeric Symmetry
|
53% |
|
Cholesky Candidate
|
no |
|
Positive Definite
|
no |
|
Type
|
real |
| SVD Statistics |
| Matrix Norm |
2.597768e-01 |
| Minimum Singular Value |
2.527644e-07 |
| Condition Number |
1.027743e+06
|
| Rank |
974 |
| sprank(A)-rank(A) |
0 |
| Null Space Dimension |
0 |
| Full Numerical Rank? |
yes |
| Download Singular Values |
MATLAB
|
