JGD_Groebner/HFE18_96_in

Groebner basis from Jean-Charles Fauge`res
Name HFE18_96_in
Group JGD_Groebner
Matrix ID 2004
Num Rows 2,372
Num Cols 4,096
Nonzeros 933,343
Pattern Entries 933,343
Kind Combinatorial Problem
Symmetric No
Date 2008
Author J.-C. Faugeres
Editor J.-G. Dumas
Structural Rank 2,371
Structural Rank Full false
Num Dmperm Blocks 2
Strongly Connect Components 1,726
Num Explicit Zeros 0
Pattern Symmetry 0%
Numeric Symmetry 0%
Cholesky Candidate no
Positive Definite no
Type binary
SVD Statistics
Matrix Norm 5.553063e+02
Minimum Singular Value 9.671243e-15
Condition Number 5.741830e+16
Rank 2,371
sprank(A)-rank(A) 0
Null Space Dimension 1
Full Numerical Rank? no
Download Singular Values MATLAB
Download MATLAB Rutherford Boeing Matrix Market
Notes 
Gro"bner basis from Jean-Charles Fauge`res,                 
From Jean-Guillaume Dumas' Sparse Integer Matrix Collection,
http://ljk.imag.fr/membres/Jean-Guillaume.Dumas/simc.html   
                                                            
http://www-calfor.lip6.fr/~jcf/                             
                                                            
Filename in JGD collection: Grobner/HFE18_96.in.sms