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most citedA Self-contained Analysis of the Lempel-Ziv Compression Algorithm

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math.CO2017

The facets of the matroid polytope and the independent set polytope of a positroid

Suho Oh, David Xiang

A positroid is a special case of a realizable matroid that arose from the study of the totally nonnegative part of the Grassmannian by Postnikov. In this paper, we study the facets…