HB/eris1176

SYMMETRIC PATTERN OF ERISMAN, SUMMER 1973
Name eris1176
Group HB
Matrix ID 140
Num Rows 1,176
Num Cols 1,176
Nonzeros 18,552
Pattern Entries 18,552
Kind Power Network Problem
Symmetric Yes
Date 1973
Author A. Erisman
Editor A. Curtis, I. Duff, J. Reid
Structural Rank 1,176
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 8.007389e+01
Minimum Singular Value 0
Condition Number Inf
Rank 774
sprank(A)-rank(A) 402
Null Space Dimension 402
Full Numerical Rank? no
Download Singular Values MATLAB