FIDAP/ex18
TEST MATRIX FROM FIDAP: EX18.MAT
Name |
ex18 |
Group |
FIDAP |
Matrix ID |
414 |
Num Rows
|
5,773 |
Num Cols
|
5,773 |
Nonzeros
|
71,701 |
Pattern Entries
|
71,805 |
Kind
|
Computational Fluid Dynamics Problem |
Symmetric
|
No |
Date
|
1994 |
Author
|
A. Baggag, Y. Saad |
Editor
|
A. Baggag, Y. Saad |
Structural Rank |
5,773 |
Structural Rank Full |
true |
Num Dmperm Blocks
|
212 |
Strongly Connect Components
|
212 |
Num Explicit Zeros
|
104 |
Pattern Symmetry
|
100% |
Numeric Symmetry
|
49.7% |
Cholesky Candidate
|
no |
Positive Definite
|
no |
Type
|
real |
SVD Statistics |
Matrix Norm |
1.292117e+08 |
Minimum Singular Value |
6.197510e-05 |
Condition Number |
2.084898e+12
|
Rank |
5,772 |
sprank(A)-rank(A) |
1 |
Null Space Dimension |
1 |
Full Numerical Rank? |
no |
Download Singular Values |
MATLAB
|