JGD_SPG/EX3

Symmetric powers of graphs from Gordon Royle, Univ Western Australia
Name EX3
Group JGD_SPG
Matrix ID 2197
Num Rows 2,600
Num Cols 2,600
Nonzeros 71,760
Pattern Entries 71,760
Kind Combinatorial Problem
Symmetric Yes
Date 2008
Author G. Royle
Editor J.-G. Dumas
Structural Rank 2,600
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 binary
SVD Statistics
Matrix Norm 2.773010e+01
Minimum Singular Value 1.154033e-03
Condition Number 2.402886e+04
Rank 2,600
sprank(A)-rank(A) 0
Null Space Dimension 0
Full Numerical Rank? yes
Download Singular Values MATLAB
Download MATLAB Rutherford Boeing Matrix Market
Notes 
Symmetric powers of graphs from Gordon Royle, Univ Western Australia
From Jean-Guillaume Dumas' Sparse Integer Matrix Collection,        
http://ljk.imag.fr/membres/Jean-Guillaume.Dumas/simc.html           
                                                                    
http://www.csse.uwa.edu.au/~gordon/sympower.html                    
                                                                    
Filename in JGD collection: SPG/EX3.sms