Boeing/pcrystk03
FEM CRYSTAL FREE VIBRATION STIFFNESS MATRIX
| Name |
pcrystk03 |
| Group |
Boeing |
| Matrix ID |
367 |
|
Num Rows
|
24,696 |
|
Num Cols
|
24,696 |
|
Nonzeros
|
1,751,178 |
|
Pattern Entries
|
1,751,178 |
|
Kind
|
Duplicate Materials Problem |
|
Symmetric
|
Yes |
|
Date
|
1995 |
|
Author
|
R. Grimes |
|
Editor
|
T. Davis |
| Structural Rank |
24,696 |
| Structural Rank Full |
true |
|
Num Dmperm Blocks
|
1 |
|
Strongly Connect Components
|
1 |
|
Num Explicit Zeros
|
0 |
|
Pattern Symmetry
|
100% |
|
Numeric Symmetry
|
100% |
|
Cholesky Candidate
|
yes |
|
Positive Definite
|
no |
|
Type
|
binary |
| SVD Statistics |
| Matrix Norm |
7.710439e+01 |
| Minimum Singular Value |
8.400410e-161 |
| Condition Number |
9.178646e+161
|
| Rank |
7,301 |
| sprank(A)-rank(A) |
17,395 |
| Null Space Dimension |
17,395 |
| Full Numerical Rank? |
no |
| Download Singular Values |
MATLAB
|