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math.CO2023
The Directed Uniform Hamilton-Waterloo Problem Involving Even Cycle Sizes
Fatih Yetgin, Uğur Odabaşı, Sibel Özkan
In this paper, factorizations of the complete symmetric digraph into uniform factors consisting of directed even cycle factors are studied as a generalization of the undire…
math.CO2022
On the Directed Hamilton-Waterloo Problem with Two Cycle Sizes
Fatih Yetgin, Uğur Odabaşı, Sibel Özkan
The Directed Hamilton-Waterloo Problem asks for a directed -factorization of the complete symmetric digraph where there are two non-isomorphic -factors. In the unifor…
math.CO2015
The Hamilton-Waterloo Problem with and Factors
Uğur Odabaşı, Sibel Özkan
The Hamilton-Waterloo problem with uniform cycle sizes asks for a factorization of the complete graph (for odd {\em v}) or minus a factor (for even {\em v}) wh…