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zbMath0604.05017MaRDI QIDQ3741635

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Publication date: 1984

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

3-vertex colorable 4-regular plane graph

Mathematics Subject Classification ID

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

Related Items (5)

Note to a problem of T. Gallai and G. A. Dirac ⋮ A new 4-chromatic edge critical Koester graph ⋮ Counterexamples to Grötzsch-Sachs-Koester's conjecture ⋮ The edge-density of 4-critical planar graphs ⋮ 4-chromatic edge critical Grötzsch-Sachs graphs

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