1. CJM 2004 (vol 56 pp. 963)
|A Berry-Esseen Type Theorem on Nilpotent Covering Graphs |
We prove an estimate for the speed of convergence of the transition probability for a symmetric random walk on a nilpotent covering graph. To obtain this estimate, we give a complete proof of the Gaussian bound for the gradient of the Markov kernel.
Categories:22E25, 60J15, 58G32