Asymptotic enumeration of dense 0--1 matrices with specified line sums

  • Authors:
  • E. Rodney Canfield;Catherine Greenhill;Brendan D. McKay

  • Affiliations:
  • Department of Computer Science, University of Georgia, Athens, GA 30602, USA;School of Mathematics and Statistics, University of New South Wales, Sydney 2052, Australia;Department of Computer Science, Australian National University, Canberra ACT 0200, Australia

  • Venue:
  • Journal of Combinatorial Theory Series A
  • Year:
  • 2008

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Abstract

Let s=(s"1,s"2,...,s"m) and t=(t"1,t"2,...,t"n) be vectors of non-negative integers with @?"i"="1^ms"i=@?"j"="1^nt"j. Let B(s,t) be the number of mxn matrices over {0,1} with jth row sum equal to s"j for 1=