A short solution of Heawood's empire problem on the torus and implications for higher genus

DOI10.1016/S0012-365X(99)00217-4zbMath0944.05041OpenAlexW1971869171MaRDI QIDQ1970588

Walter Wessel

Publication date: 24 September 2000

Published in: Discrete Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/s0012-365x(99)00217-4

zbMATH Keywords

torusmultimapgenusempire problemtoroidal map

Mathematics Subject Classification ID

Planar graphs; geometric and topological aspects of graph theory (05C10) Coloring of graphs and hypergraphs (05C15)

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