Andrianov/net75
net75 matrix from Alexander Andrianov, SAS Institute Inc.
| Name | net75 | 
| Group | Andrianov | 
| Matrix ID | 1392 | 
| Num Rows | 23,120 | 
| Num Cols | 23,120 | 
| Nonzeros | 1,489,200 | 
| Pattern Entries | 1,489,200 | 
| Kind | Optimization Problem | 
| Symmetric | Yes | 
| Date | 2006 | 
| Author | A. Andrianov | 
| Editor | T. Davis | 
 
 
| Structural Rank | 23,120 | 
| 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 | no | 
| Type | binary | 
 
| SVD Statistics | 
| Matrix Norm | 1.089134e+02 | 
| Minimum Singular Value | 3.511363e-250 | 
| Condition Number | 3.101740e+251 | 
| Rank | 21,008 | 
| sprank(A)-rank(A) | 2,112 | 
| Null Space Dimension | 2,112 | 
| Full Numerical Rank? | no | 
| Download Singular Values | MATLAB |