Article ID Journal Published Year Pages File Type
5777066 Electronic Notes in Discrete Mathematics 2017 7 Pages PDF
Abstract
A Pℓ-decomposition of a graph G is a set of edge-disjoint copies of Pℓ in G that cover the edge set of G, where Pℓ is the path with ℓ edges. Kouider and Lonc [M. Kouider, Z. Lonc, Path decompositions and perfect path double covers, Australas. J. Combin. 19 (1999) 261-274] conjectured that any 2ℓ-regular graph G admits a Pℓ-decomposition D where every vertex of G is the end-vertex of exactly two paths of D. In this paper we verify Kouider and Lonc's Conjecture for paths of length 4.
Related Topics
Physical Sciences and Engineering Mathematics Discrete Mathematics and Combinatorics
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