HB/nnc1374
U NATIONAL NUCLEAR CORP. FISSION REACTOR SIESMIC STUDIES
| Name |
nnc1374 |
| Group |
HB |
| Matrix ID |
214 |
|
Num Rows
|
1,374 |
|
Num Cols
|
1,374 |
|
Nonzeros
|
8,588 |
|
Pattern Entries
|
8,606 |
|
Kind
|
2D/3D Problem |
|
Symmetric
|
No |
|
Date
|
1982 |
|
Author
|
National Nuclear Corp. |
|
Editor
|
I. Duff, R. Grimes, J. Lewis |
| Structural Rank |
1,374 |
| Structural Rank Full |
true |
|
Num Dmperm Blocks
|
57 |
|
Strongly Connect Components
|
1 |
|
Num Explicit Zeros
|
18 |
|
Pattern Symmetry
|
81.7% |
|
Numeric Symmetry
|
59.2% |
|
Cholesky Candidate
|
no |
|
Positive Definite
|
no |
|
Type
|
real |
| SVD Statistics |
| Matrix Norm |
1.102118e+03 |
| Minimum Singular Value |
2.958499e-12 |
| Condition Number |
3.725261e+14
|
| Rank |
1,308 |
| sprank(A)-rank(A) |
66 |
| Null Space Dimension |
66 |
| Full Numerical Rank? |
no |
| Download Singular Values |
MATLAB
|
