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Color identical pairs in 4-chromatic graphs
Brændeland, Asbjørn...
Color identical pairs in 4-chromatic graphs by Brændeland, Asbjørn ( Author )
Australian National University
01-09-2023
I argue that, given vertices u and v in a 4-chromatic graph G, if the color of u equals the color of v in every 4-coloring of G then G has no planar supergraph where u and v are adjacent. This is equivalent to the Four Color Theorem.
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Article
pdf
29.34 KB
English
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MYR 0.01
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http://arxiv.org/abs/1402.7368
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