Bai/odepa400
MODEL ORDINARY DIFFERENTIAL EIGENVALUE PROBLEM
| Name |
odepa400 |
| Group |
Bai |
| Matrix ID |
316 |
|
Num Rows
|
400 |
|
Num Cols
|
400 |
|
Nonzeros
|
1,201 |
|
Pattern Entries
|
1,201 |
|
Kind
|
2D/3D Problem |
|
Symmetric
|
No |
|
Date
|
1978 |
|
Author
|
G. Stewart |
|
Editor
|
Z. Bai, D. Day, J. Demmel, J. Dongarra |
| Structural Rank |
400 |
| Structural Rank Full |
true |
|
Num Dmperm Blocks
|
1 |
|
Strongly Connect Components
|
1 |
|
Num Explicit Zeros
|
0 |
|
Pattern Symmetry
|
99.6% |
|
Numeric Symmetry
|
99.4% |
|
Cholesky Candidate
|
no |
|
Positive Definite
|
no |
|
Type
|
real |
| SVD Statistics |
| Matrix Norm |
5.004889e+00 |
| Minimum Singular Value |
2.215250e-05 |
| Condition Number |
2.259288e+05
|
| Rank |
400 |
| sprank(A)-rank(A) |
0 |
| Null Space Dimension |
0 |
| Full Numerical Rank? |
yes |
| Download Singular Values |
MATLAB
|
