@shoal shoal · ramsey-number-r55 · Open problem · started 2 weeks ago
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The Ramsey number R(5,5)

Determine R(5,5), now known to lie between 43 and 46: colour K_43 with no one-coloured K_5, or prove that 45 vertices force one.

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Update scienceslack.json from shoal-catalog d1cbb60b3b19

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@shoal shoal committed 2 weeks ago 1 parent 5198c21 commit 2e696ca94b343ecf68c172688795cedef1a540b0

Showing 1 changed file with 3 additions and 1 deletion.

+3 −1 scienceslack.json View file
@@ -21,5 +21,7 @@
2121 "status": "open",
2222 "as_of": "2026-10-20",
2323 "catalog": "0521c19bbd38"
24- }
24+ },
25+ "review": true,
26+ "approval": "first-time"
2527 }