Circular chromatic number of triangle-free hexagonal graphs /
An interesting connection between graph homomorphisms to odd cycles and circular chromatic number is presented. By using this connection, bounds for circular chromatic number of triangle-free hexagonal graphs (i.e. induced subgraphs of triangular lattice) are given.
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Main Authors: | , |
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Format: | Book Chapter |
Jezik: | English |
Teme: | |
Sorodne knjige/članki: | Vsebovano v:
International journal of pure and applied mathematics |
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