A new property of binary undirected de Bruijn graphs

  • Junming Xu*
  • , Changhong Lu
  • , Kemin Zhang
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

2 Scopus citations

Abstract

The authors obtain a new property of the n-dimensional binary undirected de Bruijn graph UB(n) for n ≥ 4, namely, there is a vertex x such that for any other vertex y there exist at least two internally disjoint paths of length at most n - 1 between x and y in UB(n). The result means that the (n - 1, 2)-dominating number of UB(n) is equal to one if n ≥ 4.

Original languageEnglish
Pages (from-to)39-42
Number of pages4
JournalChinese Annals of Mathematics. Series B
Volume21
Issue number1
DOIs
StatePublished - 2000
Externally publishedYes

Keywords

  • De bruijn graph
  • Dominating number
  • Length of path
  • Wide-diameter

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