Discussiones Mathematicae Graph Theory 32(2) (2012) 221-242
doi: 10.7151/dmgt.1605

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Disjoint 5-cycles in a Graph

Hong Wang

Department of Mathematics
The University of Idaho
Moscow, Idaho, 83844 USA


We prove that if G is a graph of order 5k and the minimum degree of G is at least 3k then G contains k disjoint cycles of length 5.

Keywords: 5-cycles, pentagons, cycles, cycle coverings

2010 Mathematics Subject Classification: 05C38, 05C70, 05C75.


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Received 26 October 2010
Revised 17 April 2011
Accepted 17 April 2011