Hamiltonian path embeddings in conditional faulty k-ary n-cubes

  • Authors:
  • Shiying Wang;Shurong Zhang;Yuxing Yang

  • Affiliations:
  • -;-;-

  • Venue:
  • Information Sciences: an International Journal
  • Year:
  • 2014

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Abstract

The class of k-ary n-cubes represents the most commonly used interconnection topology for distributed-memory parallel systems. A k-ary n-cube is bipartite if and only if k is even. In this paper, we consider the faulty k-ary n-cube with even k=4 and n=2 such that each vertex of the k-ary n-cube is incident with at least two healthy edges. Based on this requirement, we prove that the k-ary n-cube contains a hamiltonian path joining every pair of vertices which are in different parts, even if it has up to 4n-5 edge faults and this result is optimal.