Tropicalization method in cluster algebras
arXiv:1110.5472
Abstract
This is a brief survey on the recently developing tropicalization method in cluster algebras and its applications to the periodicities of Y-systems and the associated dilogarithm identities.
21 pages, prepared for the proceedings of "Tropical Geometry and Integrable Systems", Glasgow, July, 2011; ver.2, minor changes, to appear in Contemp. Math