Positivity for cluster algebras

Kyungyong Lee; Ralf Schiffler

doi:https://doi.org/10.4007/annals.2015.182.1.2

Pages 73-125 from Volume 182 (2015), Issue 1 by Kyungyong Lee, Ralf Schiffler

Abstract

We prove the positivity conjecture for all skew-symmetric cluster algebras.

Mathematical Subject Classification

Primary 2000: 13F60

Milestones

Received: 23 July 2013
Revised: 6 July 2014
Accepted: 6 October 2014

Authors

Kyungyong Lee

Department of Mathematics, Wayne State University, Detroit, MI 48202 and Center for Mathematical Challenges, Korea Institute for Advanced Study, Seoul, Republic of Korea

Ralf Schiffler

University of Connecticut, Storrs, CT