Hamiltonian connectivity of 2-tree-generated networks

  • Authors:
  • Eddie Cheng;Marc J. Lipman;LáSzló LiptáK;David Stiebel

  • Affiliations:
  • Department of Mathematics and Statistics, Oakland University, Rochester, MI 48309, United States;School of Arts and Sciences, Indiana University-Purdue University Fort Wayne, Fort Wayne, IN 46805, United States;Department of Mathematics and Statistics, Oakland University, Rochester, MI 48309, United States;Massachusetts Institute of Technology, Cambridge, MA 02139, United States

  • Venue:
  • Mathematical and Computer Modelling: An International Journal
  • Year:
  • 2008

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Abstract

In this paper we consider a class of Cayley graphs that are generated by certain 3-cycles on the alternating group A"n. These graphs are generalizations of the alternating group graph AG"n. We look at the case when the 3-cycles form a ''tree-like structure'', and analyze the Hamiltonian connectivity of such graphs. We prove that even with 2n-7 vertices deleted, the remaining graph is Hamiltonian connected, i.e. there is a Hamiltonian path between every pair of vertices.