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zbMath1463.05193MaRDI QIDQ3134302

Lei Sun, Li-li Song

Publication date: 9 February 2018

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

zbMATH Keywords

1-planar graph cross faces cross vertices 5-colorable graph

Mathematics Subject Classification ID

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

Related Items (2)

1-planar graphs with girth at least 6 are (1,1,1,1)-colorable ⋮ 1-planar graphs without 4-cycles or 5-cycles are 5-colorable

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