▲ 0 ▼ 2026-08-25 16:59 UTC · math.CO · math.CO, math.KT, math.RA Braces on the cohomology of noncrossing 2-partitions Paul Laubie We show that the operadic structure on the cohomology of the poset of noncrossing 2-partitions is isomorphic to the Brace operad. arXiv abstractPDF
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