JGD_Homology/mk9-b2

Simplicial complexes from Homology from Volkmar Welker.
Name mk9-b2
Group JGD_Homology
Matrix ID 2073
Num Rows 1,260
Num Cols 378
Nonzeros 3,780
Pattern Entries 3,780
Kind Combinatorial Problem
Symmetric No
Date 2008
Author V. Welker
Editor J.-G. Dumas
Structural Rank 378
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 4.242641e+00
Minimum Singular Value 1.014848e-15
Condition Number 4.180566e+15
Rank 343
sprank(A)-rank(A) 35
Null Space Dimension 35
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/mk9.b2.1260x378.sms