JGD_Homology/n4c6-b13

Simplicial complexes from Homology from Volkmar Welker.
Name n4c6-b13
Group JGD_Homology
Matrix ID 2122
Num Rows 6,300
Num Cols 25,605
Nonzeros 88,200
Pattern Entries 88,200
Kind Combinatorial Problem
Symmetric No
Date 2008
Author V. Welker
Editor J.-G. Dumas
Structural Rank 6,300
Structural Rank Full true
Num Dmperm Blocks 1
Strongly Connect Components 1
Num Explicit Zeros 0
Pattern Symmetry 0%
Numeric Symmetry 0%
Cholesky Candidate no
Positive Definite no
Type integer
SVD Statistics
Matrix Norm 4.582576e+00
Minimum Singular Value 1.642595e-62
Condition Number 2.789839e+62
Rank 5,440
sprank(A)-rank(A) 860
Null Space Dimension 860
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/n4c6.b13.6300x25605.sms