JGD_Franz/Franz7

Cohomology of various rings, from Matthias Franz, Univ. Konstanz, Germany
Name Franz7
Group JGD_Franz
Matrix ID 1960
Num Rows 10,164
Num Cols 1,740
Nonzeros 40,424
Pattern Entries 40,424
Kind Combinatorial Problem
Symmetric No
Date 2008
Author M. Franz
Editor J.-G. Dumas
Structural Rank 1,740
Structural Rank Full true
Num Dmperm Blocks 1
Strongly Connect Components 6
Num Explicit Zeros 0
Pattern Symmetry 0%
Numeric Symmetry 0%
Cholesky Candidate no
Positive Definite no
Type integer
SVD Statistics
Matrix Norm 1.220656e+01
Minimum Singular Value 2.206619e-15
Condition Number 5.531792e+15
Rank 1,627
sprank(A)-rank(A) 113
Null Space Dimension 113
Full Numerical Rank? no
Download Singular Values MATLAB
Download MATLAB Rutherford Boeing Matrix Market
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/10164x1740