FIDAP/ex23
TEST MATRIX FROM FIDAP: EX23.MAT
Name |
ex23 |
Group |
FIDAP |
Matrix ID |
420 |
Num Rows
|
1,409 |
Num Cols
|
1,409 |
Nonzeros
|
42,760 |
Pattern Entries
|
43,703 |
Kind
|
Computational Fluid Dynamics Problem |
Symmetric
|
No |
Date
|
1994 |
Author
|
A. Baggag, Y. Saad |
Editor
|
A. Baggag, Y. Saad |
Structural Rank |
1,409 |
Structural Rank Full |
true |
Num Dmperm Blocks
|
1 |
Strongly Connect Components
|
1 |
Num Explicit Zeros
|
943 |
Pattern Symmetry
|
100% |
Numeric Symmetry
|
93.9% |
Cholesky Candidate
|
no |
Positive Definite
|
no |
Type
|
real |
SVD Statistics |
Matrix Norm |
2.672477e+05 |
Minimum Singular Value |
1.576111e-08 |
Condition Number |
1.695614e+13
|
Rank |
1,408 |
sprank(A)-rank(A) |
1 |
Null Space Dimension |
1 |
Full Numerical Rank? |
no |
Download Singular Values |
MATLAB
|