FIDAP/ex19
TEST MATRIX FROM FIDAP: EX19.MAT
| Name |
ex19 |
| Group |
FIDAP |
| Matrix ID |
415 |
|
Num Rows
|
12,005 |
|
Num Cols
|
12,005 |
|
Nonzeros
|
259,577 |
|
Pattern Entries
|
259,879 |
|
Kind
|
Computational Fluid Dynamics Problem |
|
Symmetric
|
No |
|
Date
|
1994 |
|
Author
|
A. Baggag, Y. Saad |
|
Editor
|
A. Baggag, Y. Saad |
| Structural Rank |
12,005 |
| Structural Rank Full |
true |
|
Num Dmperm Blocks
|
607 |
|
Strongly Connect Components
|
607 |
|
Num Explicit Zeros
|
302 |
|
Pattern Symmetry
|
100% |
|
Numeric Symmetry
|
42.8% |
|
Cholesky Candidate
|
no |
|
Positive Definite
|
no |
|
Type
|
real |
| SVD Statistics |
| Matrix Norm |
5.111972e+07 |
| Minimum Singular Value |
2.371718e-05 |
| Condition Number |
2.155388e+12
|
| Rank |
11,966 |
| sprank(A)-rank(A) |
39 |
| Null Space Dimension |
39 |
| Full Numerical Rank? |
no |
| Download Singular Values |
MATLAB
|
