FIDAP/ex25
TEST MATRIX FROM FIDAP: EX25.MAT
| Name |
ex25 |
| Group |
FIDAP |
| Matrix ID |
422 |
|
Num Rows
|
848 |
|
Num Cols
|
848 |
|
Nonzeros
|
24,369 |
|
Pattern Entries
|
24,612 |
|
Kind
|
Computational Fluid Dynamics Problem |
|
Symmetric
|
No |
|
Date
|
1994 |
|
Author
|
A. Baggag, Y. Saad |
|
Editor
|
A. Baggag, Y. Saad |
| Structural Rank |
848 |
| Structural Rank Full |
true |
|
Num Dmperm Blocks
|
1 |
|
Strongly Connect Components
|
1 |
|
Num Explicit Zeros
|
243 |
|
Pattern Symmetry
|
100% |
|
Numeric Symmetry
|
97.6% |
|
Cholesky Candidate
|
no |
|
Positive Definite
|
no |
|
Type
|
real |
| SVD Statistics |
| Matrix Norm |
6.459115e-01 |
| Minimum Singular Value |
1.265031e-08 |
| Condition Number |
5.105894e+07
|
| Rank |
848 |
| sprank(A)-rank(A) |
0 |
| Null Space Dimension |
0 |
| Full Numerical Rank? |
yes |
| Download Singular Values |
MATLAB
|
