Article ID Journal Published Year Pages File Type
4655188 Journal of Combinatorial Theory, Series A 2015 7 Pages PDF
Abstract

We prove that the partial order on the set of matchings of 2n points on a circle, given by resolving crossings, is an Eulerian poset.

Keywords
Related Topics
Physical Sciences and Engineering Mathematics Discrete Mathematics and Combinatorics
Preview
The uncrossing partial order on matchings is Eulerian
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