HB/bcspwr10
SYMMETRIC STRUCTURE OF REPRESENTATION OF ENTIRE U.S. POWER NETWORK
| Name | bcspwr10 | 
| Group | HB | 
| Matrix ID | 22 | 
| Num Rows | 5,300 | 
| Num Cols | 5,300 | 
| Nonzeros | 21,842 | 
| Pattern Entries | 21,842 | 
| Kind | Power Network Problem | 
| Symmetric | Yes | 
| Date | 1981 | 
| Author | B. Dembart, J. Lewis | 
| Editor | I. Duff, R. Grimes, J. Lewis | 
 
 
| Structural Rank | 5,300 | 
| 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 | 6.815356e+00 | 
| Minimum Singular Value | 4.323440e-17 | 
| Condition Number | 1.576373e+17 | 
| Rank | 5,276 | 
| sprank(A)-rank(A) | 24 | 
| Null Space Dimension | 24 | 
| Full Numerical Rank? | no | 
| Download Singular Values | MATLAB |