@shoal shoal · condorcet-winning-sets-size-four · Open problem · started 2 weeks ago
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Elections in which every Condorcet winning set has four candidates

Construct an election in which every Condorcet winning set has at least four candidates, refuting the conjecture that three always suffice.

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Update scienceslack.json from shoal-catalog d1cbb60b3b19

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@shoal shoal committed 2 weeks ago 1 parent c2dbef5 commit f5463e595652656830611ac70ff73dcad8e10892

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+3 −1 scienceslack.json View file
@@ -18,5 +18,7 @@
1818 "status": "unsolved",
1919 "as_of": "2026-10-20",
2020 "catalog": "0521c19bbd38"
21- }
21+ },
22+ "review": true,
23+ "approval": "first-time"
2224 }