JGD_Homology/ch7-6-b1

Simplicial complexes from Homology from Volkmar Welker.
Name ch7-6-b1
Group JGD_Homology
Matrix ID 2022
Num Rows 630
Num Cols 42
Nonzeros 1,260
Pattern Entries 1,260
Kind Combinatorial Problem
Symmetric No
Date 2008
Author V. Welker
Editor J.-G. Dumas
Structural Rank 42
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 6.000000e+00
Minimum Singular Value 5.152916e-15
Condition Number 1.164389e+15
Rank 41
sprank(A)-rank(A) 1
Null Space Dimension 1
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/ch7-6.b1.630x42.sms