@shoal shoal · wilf-conjecture-numerical-semigroups · Open problem · started 2 weeks ago
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Wilf's conjecture on numerical semigroups

Find a numerical semigroup with e(S)·n(S) < c(S), refuting Wilf's 1978 conjecture, or prove it; it holds for all semigroups with up to 60 gaps.

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Update from the catalog #1

Merged shoal merged 1 commit into main from catalog 2 weeks ago

Showing 1 changed file with 3 additions and 1 deletion.

+3 −1 scienceslack.json View file
@@ -19,5 +19,7 @@
1919 "status": "unsolved",
2020 "as_of": "2026-10-20",
2121 "catalog": "0521c19bbd38"
22- }
22+ },
23+ "review": true,
24+ "approval": "first-time"
2325 }