GHS_indef/spmsrtls
Gould, Hu, & Scott: sparse matrix square root (CUTEr)
Name |
spmsrtls |
Group |
GHS_indef |
Matrix ID |
1309 |
Num Rows
|
29,995 |
Num Cols
|
29,995 |
Nonzeros
|
229,947 |
Pattern Entries
|
229,947 |
Kind
|
Statistical/Mathematical Problem |
Symmetric
|
Yes |
Date
|
2004 |
Author
|
N. Gould |
Editor
|
N. Gould |
Structural Rank |
29,995 |
Structural Rank Full |
true |
Num Dmperm Blocks
|
1 |
Strongly Connect Components
|
1 |
Num Explicit Zeros
|
0 |
Pattern Symmetry
|
100% |
Numeric Symmetry
|
100% |
Cholesky Candidate
|
no |
Positive Definite
|
no |
Type
|
real |
SVD Statistics |
Matrix Norm |
1.465600e+01 |
Minimum Singular Value |
1.034655e-04 |
Condition Number |
1.416511e+05
|
Rank |
29,995 |
sprank(A)-rank(A) |
0 |
Null Space Dimension |
0 |
Full Numerical Rank? |
yes |
Download Singular Values |
MATLAB
|