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cs.DM2013
Coloring directed cycles
Andrzej Szepietowski
Sopena in his survey [E. Sopena, The oriented chromatic number of graphs: A short survey, preprint 2013] writes, without any proof, that an oriented cycle can be colored w…
cs.DM2013★ 13 cited
Oriented chromatic number of Halin graphs
Janusz Dybizbański, Andrzej Szepietowski
Oriented chromatic number of an oriented graph is the minimum order of an oriented graph such that admits a homomorphism to . The oriented chromatic number of an uno…