Total and paired domination numbers of toroidal meshes
Fu-Tao Hu () and
Jun-Ming Xu ()
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Fu-Tao Hu: Anhui University
Jun-Ming Xu: University of Science and Technology of China
Journal of Combinatorial Optimization, 2014, vol. 27, issue 2, No 12, 369-378
Abstract:
Abstract Let G be a graph without isolated vertices. The total domination number of G is the minimum number of vertices that can dominate all vertices in G, and the paired domination number of G is the minimum number of vertices in a dominating set whose induced subgraph contains a perfect matching. This paper determines the total domination number and the paired domination number of the toroidal meshes, i.e., the Cartesian product of two cycles C n and C m for any n≥3 and m∈{3,4}, and gives some upper bounds for n,m≥5.
Keywords: Total domination number; Paired domination number; Toroidal meshes; Cartesian product (search for similar items in EconPapers)
Date: 2014
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DOI: 10.1007/s10878-012-9519-2
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