GHS_psdef/copter1
Gould, Hu, & Scott: Helicoptor rotor blade, from Pothen & Kumfert
Name |
copter1 |
Group |
GHS_psdef |
Matrix ID |
1255 |
Num Rows
|
17,222 |
Num Cols
|
17,222 |
Nonzeros
|
211,064 |
Pattern Entries
|
211,064 |
Kind
|
Computational Fluid Dynamics Problem |
Symmetric
|
Yes |
Date
|
2004 |
Author
|
G. Kumfert, A. Pothen |
Editor
|
N. Gould, Y. Hu, J. Scott |
Structural Rank |
17,222 |
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 |
1.525993e+01 |
Minimum Singular Value |
1.583946e-03 |
Condition Number |
9.634119e+03
|
Rank |
17,222 |
sprank(A)-rank(A) |
0 |
Null Space Dimension |
0 |
Full Numerical Rank? |
yes |
Download Singular Values |
MATLAB
|