Positivity for cluster algebras
Combinatorics
2014-10-14 v3 Representation Theory
Abstract
We prove the positivity conjecture for all skew-symmetric cluster algebras.
Keywords
Cite
@article{arxiv.1306.2415,
title = {Positivity for cluster algebras},
author = {Kyungyong Lee and Ralf Schiffler},
journal= {arXiv preprint arXiv:1306.2415},
year = {2014}
}
Comments
36 pages. V2: 'geometric type' assumption removed, some minor changes. V3: final version, to appear in Ann. Math. arXiv admin note: text overlap with arXiv:1205.5466