In in this paper we establish an explicit and sharp estimate of the spectral gap (Poincaré inequality) and the transportation inequality for Gibbs measures, under the Dobrushin uniqueness condition. Moreover, we give a generalization of the Liggett’s M−ɛ theorem for interacting particle systems.
@article{1163517230,
author = {Wu, Liming},
title = {Poincar\'e and transportation inequalities for Gibbs measures under the Dobrushin uniqueness condition},
journal = {Ann. Probab.},
volume = {34},
number = {1},
year = {2006},
pages = { 1960-1989},
language = {en},
url = {http://dml.mathdoc.fr/item/1163517230}
}
Wu, Liming. Poincaré and transportation inequalities for Gibbs measures under the Dobrushin uniqueness condition. Ann. Probab., Tome 34 (2006) no. 1, pp. 1960-1989. http://gdmltest.u-ga.fr/item/1163517230/