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Results tagged with cluster-algebras
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user 91341
Questions related to cluster algebras, a class of commutative rings introduced around 2000 by Fomin and Zelevinsky, and nearby topics.
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Intersecting family of triangulations
This falls short of a proof but is too long for a comment. I show that for every $n$ there is always a family $\cal \overline S$ large enough that $|\cal \overline S| = |\cal T_{n-1}|$ and therefore …
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