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Title: Polytopal realizations of finite type g-vector fans
Authors: Hohlweg, Christophe
Pilaud, Vincent
Stella, Salvatore
First Published: 22-Feb-2018
Publisher: Elsevier for Academic Press
Citation: Advances in Mathematics, 2018, 328, pp. 713-749
Abstract: This paper shows the polytopality of any finite type g-vector fan, acyclic or not. In fact, for any finite Dynkin type Γ, we construct a universal associahedron Assoun(Γ) with the property that any g-vector fan of type Γ is the normal fan of a suitable projection of Assoun(Γ).
DOI Link: 10.1016/j.aim.2018.01.019
ISSN: 0001-8708
eISSN: 1090-2082
Version: Post-print
Status: Peer-reviewed
Type: Journal Article
Rights: Copyright © Elsevier for Academic Press 2018. This version of the paper is an open-access article distributed under the terms of the Creative Commons Attribution-Non Commercial-No Derivatives License (, which permits use and distribution in any medium, provided the original work is properly cited, the use is non-commercial and no modifications or adaptations are made.
Appears in Collections:Published Articles, Dept. of Mathematics

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