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
|