Title : Proof of Gessel's gamma-positivity conjecture

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Title of Paper:Proof of Gessel's gamma-positivity conjecture

Journal:The Electronic Journal of Combinatorics

Abstract:We prove a conjecture of Gessel, which asserts that the joint distribution of descents and inverse descents on permutations has a fascinating refined gamma-positivity.

First Author:Zhicong Lin

Volume:23(3)

Page Number:#P3.15

Translation or Not:no

Date of Publication:2016-06-01