Strong matching preclusion
Strong matching preclusion
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DOI:
10.1016/j.tcs.2011.08.008
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发表时间:
2011-10
期刊:
影响因子:
--
通讯作者:
Jung-Heum Park;I. Ihm
中科院分区:
文献类型:
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作者:
Jung-Heum Park;I. Ihm
The matching preclusion problem, introduced by Brigham et al. [R.C. Brigham, F. Harary, E.C. Violin, and J. Yellen, Perfect-matching preclusion, Congressus Numerantium 174 (2005) 185–192], studies how to effectively make a graph have neither perfect matchings nor almost perfect matchings by deleting as small a number of edges as possible. Extending this concept, we consider a more general matching preclusion problem, called the strong matching preclusion, in which deletion of vertices is additionally permitted. We establish the strong matching preclusion number and all possible minimum strong matching preclusion sets for various classes of graphs.