FIDAP/ex20
TEST MATRIX FROM FIDAP: EX20.MAT
| Name |
ex20 |
| Group |
FIDAP |
| Matrix ID |
417 |
|
Num Rows
|
2,203 |
|
Num Cols
|
2,203 |
|
Nonzeros
|
67,830 |
|
Pattern Entries
|
69,981 |
|
Kind
|
Computational Fluid Dynamics Problem |
|
Symmetric
|
No |
|
Date
|
1994 |
|
Author
|
A. Baggag, Y. Saad |
|
Editor
|
A. Baggag, Y. Saad |
| Structural Rank |
2,203 |
| Structural Rank Full |
true |
|
Num Dmperm Blocks
|
1 |
|
Strongly Connect Components
|
1 |
|
Num Explicit Zeros
|
2,151 |
|
Pattern Symmetry
|
100% |
|
Numeric Symmetry
|
97.1% |
|
Cholesky Candidate
|
no |
|
Positive Definite
|
no |
|
Type
|
real |
| SVD Statistics |
| Matrix Norm |
1.521730e+00 |
| Minimum Singular Value |
5.425072e-09 |
| Condition Number |
2.804994e+08
|
| Rank |
2,203 |
| sprank(A)-rank(A) |
0 |
| Null Space Dimension |
0 |
| Full Numerical Rank? |
yes |
| Download Singular Values |
MATLAB
|
