Monochromatic path and cycle partitions in hypergraphs
The electronic journal of combinatorics, Tome 20 (2013) no. 1
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Here we address the problem to partition edge colored hypergraphs by monochromatic paths and cycles generalizing a well-known similar problem for graphs.We show that $r$-colored $r$-uniform complete hypergraphs can be partitioned into monochromatic Berge-paths of distinct colors. Also, apart from $2k-5$ vertices, $2$-colored $k$-uniform hypergraphs can be partitioned into two monochromatic loose paths.In general, we prove that in any $r$-coloring of a $k$-uniform hypergraph there is a partition of the vertex set intomonochromatic loose cycles such that their number depends only on $r$ and $k$.
DOI : 10.37236/2631
Classification : 05C55, 05C38, 05C65
Mots-clés : Ramsey theory, monochromatic paths, monochromatic cycles, edge colored hypergraphs, uniform complete hypergraphs, monochromatic Berge-paths

András Gyárfás  1   ; Gábor N. Sárközy  1

1 Alfred Renyi Institute of Mathematics
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András Gyárfás; Gábor N. Sárközy. Monochromatic path and cycle partitions in hypergraphs. The electronic journal of combinatorics, Tome 20 (2013) no. 1. doi: 10.37236/2631

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