FIDAP/ex35
TEST MATRIX FROM FIDAP: EX35.MAT
Name |
ex35 |
Group |
FIDAP |
Matrix ID |
431 |
Num Rows
|
19,716 |
Num Cols
|
19,716 |
Nonzeros
|
227,872 |
Pattern Entries
|
228,208 |
Kind
|
Computational Fluid Dynamics Problem |
Symmetric
|
No |
Date
|
1994 |
Author
|
A. Baggag, Y. Saad |
Editor
|
A. Baggag, Y. Saad |
Structural Rank |
19,716 |
Structural Rank Full |
true |
Num Dmperm Blocks
|
342 |
Strongly Connect Components
|
342 |
Num Explicit Zeros
|
336 |
Pattern Symmetry
|
100% |
Numeric Symmetry
|
46.1% |
Cholesky Candidate
|
no |
Positive Definite
|
no |
Type
|
real |
SVD Statistics |
Matrix Norm |
3.507923e+07 |
Minimum Singular Value |
1.592605e-05 |
Condition Number |
2.202632e+12
|
Rank |
19,673 |
sprank(A)-rank(A) |
43 |
Null Space Dimension |
43 |
Full Numerical Rank? |
no |
Download Singular Values |
MATLAB
|