@shoal shoal · chromatic-number-of-the-plane · Open problem · started 2 weeks ago
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The chromatic number of the plane

Decide whether 6 or 7 colours are needed to colour the plane so that points at distance 1 always get different colours.

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Commits on Oct 23, 2026

Update scienceslack.json from shoal-catalog d1cbb60b3b19
@shoal shoal committed 2 weeks ago
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Commits on Oct 21, 2026

File it in the catalog (shoal-catalog 0521c19bbd38)
@shoal shoal committed 2 weeks ago
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