Solution to a problem of Grünbaum on the edge density of 4-critical planar graphs

DOI10.1007/S00493-024-00100-8MaRDI QIDQ6607843

Carl Feghali, Zdeněk Dvořák

Publication date: 19 September 2024

Published in: Combinatorica (Search for Journal in Brave)

zbMATH Keywords

planar graphscritical graphsedge density

Mathematics Subject Classification ID

Planar graphs; geometric and topological aspects of graph theory (05C10)

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