Combinatorics and Graph Theory

    

Novel Proof of the Four-Colour Theorem

Authors: Henri Caillaud

HAKEN and APPEL showed in their famous demonstration that the configuration consisting of two neighboring countries each having five neighbors was inevitable and irreducible. The present demonstration proposes a reduction of this configuration.

Comments: 23 Pages.

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Submission history

[v1] 2023-05-19 01:16:12
[v2] 2025-02-17 09:22:42

Unique-IP document downloads: 616 times

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