FIDAP/ex31
TEST MATRIX FROM FIDAP: EX31.MAT
Name |
ex31 |
Group |
FIDAP |
Matrix ID |
428 |
Num Rows
|
3,909 |
Num Cols
|
3,909 |
Nonzeros
|
91,223 |
Pattern Entries
|
115,357 |
Kind
|
Computational Fluid Dynamics Problem |
Symmetric
|
No |
Date
|
1994 |
Author
|
A. Baggag, Y. Saad |
Editor
|
A. Baggag, Y. Saad |
Structural Rank |
3,909 |
Structural Rank Full |
true |
Num Dmperm Blocks
|
2 |
Strongly Connect Components
|
2 |
Num Explicit Zeros
|
24,134 |
Pattern Symmetry
|
100% |
Numeric Symmetry
|
72.7% |
Cholesky Candidate
|
no |
Positive Definite
|
no |
Type
|
real |
SVD Statistics |
Matrix Norm |
2.276728e+01 |
Minimum Singular Value |
7.936783e-05 |
Condition Number |
2.868577e+05
|
Rank |
3,909 |
sprank(A)-rank(A) |
0 |
Null Space Dimension |
0 |
Full Numerical Rank? |
yes |
Download Singular Values |
MATLAB
|