HB/steam3
UNSYMMETRIC - 1D STEAM MODEL OF OIL RES. - 20 POINTS - 4 DOF MAY 1983
Name |
steam3 |
Group |
HB |
Matrix ID |
253 |
Num Rows
|
80 |
Num Cols
|
80 |
Nonzeros
|
314 |
Pattern Entries
|
928 |
Kind
|
Computational Fluid Dynamics Problem |
Symmetric
|
No |
Date
|
1983 |
Author
|
R. Grimes |
Editor
|
I. Duff, R. Grimes, J. Lewis |
Structural Rank |
80 |
Structural Rank Full |
true |
Num Dmperm Blocks
|
21 |
Strongly Connect Components
|
21 |
Num Explicit Zeros
|
614 |
Pattern Symmetry
|
100% |
Numeric Symmetry
|
32.5% |
Cholesky Candidate
|
no |
Positive Definite
|
no |
Type
|
real |
SVD Statistics |
Matrix Norm |
1.738567e+10 |
Minimum Singular Value |
3.481531e-01 |
Condition Number |
4.993686e+10
|
Rank |
80 |
sprank(A)-rank(A) |
0 |
Null Space Dimension |
0 |
Full Numerical Rank? |
yes |
Download Singular Values |
MATLAB
|