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Planar graphs without cycles of length 4, 5, 8, or 9 are 3-choosable. (English) Zbl 1228.05131
Summary: It is shown that a planar graph without cycles of length 4, 5, 8, or 9 is 3-choosable.

##### MSC:
 05C10 Planar graphs; geometric and topological aspects of graph theory 05C38 Paths and cycles 05C15 Coloring of graphs and hypergraphs
##### Keywords:
planar graph; cycle; choosability; colorability
Full Text:
##### References:
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