HB/bcsstk21
SYMMETRIC STIFFNESS MATRIX - CLAMPED SQUARE PLATE
Name |
bcsstk21 |
Group |
HB |
Matrix ID |
43 |
Num Rows
|
3,600 |
Num Cols
|
3,600 |
Nonzeros
|
26,600 |
Pattern Entries
|
26,600 |
Kind
|
Structural Problem |
Symmetric
|
Yes |
Date
|
1984 |
Author
|
J. Lewis |
Editor
|
I. Duff, R. Grimes, J. Lewis |
Structural Rank |
3,600 |
Structural Rank Full |
true |
Num Dmperm Blocks
|
2 |
Strongly Connect Components
|
2 |
Num Explicit Zeros
|
0 |
Pattern Symmetry
|
100% |
Numeric Symmetry
|
100% |
Cholesky Candidate
|
yes |
Positive Definite
|
yes |
Type
|
real |
SVD Statistics |
Matrix Norm |
1.273140e+08 |
Minimum Singular Value |
7.214147e+00 |
Condition Number |
1.764783e+07
|
Rank |
3,600 |
sprank(A)-rank(A) |
0 |
Null Space Dimension |
0 |
Full Numerical Rank? |
yes |
Download Singular Values |
MATLAB
|