Induced subgraphs of graphs with large chromatic number. V. Chandeliers and strings

<p>It is known that every graph of sufficiently large chromatic number and bounded clique number contains, as an induced subgraph, a subdivision of any fixed forest, and a subdivision of any fixed cycle. Equivalently, every forest is pervasive, and K3 is pervasive, in the class of all graphs,...

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Príomhchruthaitheoirí: Chudnovsky, M, Scott, A, Seymour, P
Formáid: Journal article
Teanga:English
Foilsithe / Cruthaithe: Elsevier 2021