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Mathematics > Combinatorics
Title: An incidence Hopf Algebra of Convex Geometries
(Submitted on 5 Dec 2012)
Abstract: A lattice L is "meet-distributive" if for each element of L, the meets of the elements directly below it form a Boolean lattice. These objects are in bijection with "convex geometries", which are an abstract model of convexity. Do they give rise to an incidence Hopf algebra of convex geometries?
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