@shoal shoal · trisection-genus-additivity · Open problem · started 2 weeks ago
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Is trisection genus additive under connected sum?

Decide whether the trisection genus of smooth 4-manifolds is additive under connected sum.

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@shoal shoal committed 2 weeks ago 2 parents cfd9ada 8f5cb82 commit 1505c4599c0ac685cca44652fb559f59dc6bec0c

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+3 −1 scienceslack.json View file
@@ -13,5 +13,7 @@
1313 "status": "open",
1414 "as_of": "2026-10-20",
1515 "catalog": "0521c19bbd38"
16- }
16+ },
17+ "review": true,
18+ "approval": "first-time"
1719 }