JGD_Franz/Franz5

Cohomology of various rings, from Matthias Franz, Univ. Konstanz, Germany
Name Franz5
Group JGD_Franz
Matrix ID 1958
Num Rows 7,382
Num Cols 2,882
Nonzeros 44,056
Pattern Entries 44,056
Kind Combinatorial Problem
Symmetric No
Date 2008
Author M. Franz
Editor J.-G. Dumas
Structural Rank 2,882
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 1.232883e+01
Minimum Singular Value 4.793191e-18
Condition Number 2.572155e+18
Rank 2,229
sprank(A)-rank(A) 653
Null Space Dimension 653
Full Numerical Rank? no
Download Singular Values MATLAB
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Notes
Cohomology of various rings, from Matthias Franz, Univ. Konstanz, Germany
From Jean-Guillaume Dumas' Sparse Integer Matrix Collection,             
http://ljk.imag.fr/membres/Jean-Guillaume.Dumas/simc.html                
                                                                         
Filename in JGD collection: Franz/7382x2882