A sum labelling for the generalised friendship graph

Henning Fernau, Joe F. Ryan, Kiki A. Sugeng

Research output: Contribution to journalArticlepeer-review

16 Citations (Scopus)


We provide an optimal sum labelling scheme for the generalised friendship graph, also known as the flower (a symmetric collection of cycles meeting at a common vertex) and show that its sum number is 2.

Original languageEnglish
Pages (from-to)734-740
Number of pages7
JournalDiscrete Mathematics
Issue number5-6
Publication statusPublished - 28 Mar 2008


  • Flower graphs
  • Friendship graphs
  • Sum labelling


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