Pajek/Lederberg

Pajek network: Lederberg citation network
Name Lederberg
Group Pajek
Matrix ID 1508
Num Rows 8,843
Num Cols 8,843
Nonzeros 41,601
Pattern Entries 41,601
Kind Directed Multigraph
Symmetric No
Date 2002
Author E. Garfield
Editor V. Batagelj
Structural Rank
Structural Rank Full
Num Dmperm Blocks
Strongly Connect Components 8,781
Num Explicit Zeros 0
Pattern Symmetry 0.3%
Numeric Symmetry 0.3%
Cholesky Candidate no
Positive Definite no
Type integer
SVD Statistics
Matrix Norm 3.484511e+01
Minimum Singular Value 0
Condition Number Inf
Rank 4,170
sprank(A)-rank(A)
Null Space Dimension 4,673
Full Numerical Rank? no
Download Singular Values MATLAB
Download MATLAB Rutherford Boeing Matrix Market
Notes
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Pajek network converted to sparse adjacency matrix for inclusion in UF sparse 
matrix collection, Tim Davis.  For Pajek datasets, See V. Batagelj & A. Mrvar,
http://vlado.fmf.uni-lj.si/pub/networks/data/.                                
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 Articles by and citing J Lederberg, 1945-2002, Wed Jul 31 13:40:22 2002