JGD_Homology/n2c6-b9

Simplicial complexes from Homology from Volkmar Welker.
Name n2c6-b9
Group JGD_Homology
Matrix ID 2084
Num Rows 306
Num Cols 1,470
Nonzeros 3,060
Pattern Entries 3,060
Kind Combinatorial Problem
Symmetric No
Date 2008
Author V. Welker
Editor J.-G. Dumas
Structural Rank 306
Structural Rank Full true
Num Dmperm Blocks 1
Strongly Connect Components 66
Num Explicit Zeros 0
Pattern Symmetry 0%
Numeric Symmetry 0%
Cholesky Candidate no
Positive Definite no
Type integer
SVD Statistics
Matrix Norm 3.872983e+00
Minimum Singular Value 2.168941e-16
Condition Number 1.785656e+16
Rank 276
sprank(A)-rank(A) 30
Null Space Dimension 30
Full Numerical Rank? no
Download Singular Values MATLAB
Download MATLAB Rutherford Boeing Matrix Market
Notes 
Simplicial complexes from Homology from Volkmar Welker.     
From Jean-Guillaume Dumas' Sparse Integer Matrix Collection,
http://ljk.imag.fr/membres/Jean-Guillaume.Dumas/simc.html   
                                                            
http://www.mathematik.uni-marburg.de/~welker/               
                                                            
Filename in JGD collection: Homology/n2c6.b9.306x1470.sms