Zero-free regions for multivariate Tutte polynomials (alias Potts-model partition functions) of graphs and matroids

Bill Jackson, Alan D. Sokal. Zero-free regions for multivariate Tutte polynomials (alias Potts-model partition functions) of graphs and matroids. Journal of Combinatorial Theory, Series A, 99(6):869-903, 2009. [doi]

Abstract

Abstract is missing.