FIDAP/ex21
TEST MATRIX FROM FIDAP: EX21.MAT
Name |
ex21 |
Group |
FIDAP |
Matrix ID |
418 |
Num Rows
|
656 |
Num Cols
|
656 |
Nonzeros
|
18,964 |
Pattern Entries
|
19,144 |
Kind
|
Computational Fluid Dynamics Problem |
Symmetric
|
No |
Date
|
1994 |
Author
|
A. Baggag, Y. Saad |
Editor
|
A. Baggag, Y. Saad |
Structural Rank |
656 |
Structural Rank Full |
true |
Num Dmperm Blocks
|
1 |
Strongly Connect Components
|
1 |
Num Explicit Zeros
|
180 |
Pattern Symmetry
|
100% |
Numeric Symmetry
|
94.2% |
Cholesky Candidate
|
no |
Positive Definite
|
no |
Type
|
real |
SVD Statistics |
Matrix Norm |
5.145271e-01 |
Minimum Singular Value |
8.927355e-10 |
Condition Number |
5.763488e+08
|
Rank |
656 |
sprank(A)-rank(A) |
0 |
Null Space Dimension |
0 |
Full Numerical Rank? |
yes |
Download Singular Values |
MATLAB
|