Gaussian estimates for spatially inhomogeneous random walks on
arXiv:math/0602624 · doi:10.1214/009117905000000440
Abstract
It is shown in this paper that the transition kernel corresponding to a spatially inhomogeneous random walk on admits upper and lower Gaussian estimates.
Published at http://dx.doi.org/10.1214/009117905000000440 in the Annals of Probability (http://www.imstat.org/aop/) by the Institute of Mathematical Statistics (http://www.imstat.org)