On the strong liouville property for co-compact Riemannian covers

This note discusses the existence of non-negative non-constant harmonic functions on co-compact covers with linear deck group. Conferenza tenuta da P. Bougerol il 4 ottobre 1993     

A probabilistic approach to heat diffusion on symmetric spaces

We give an interpretation of heat diffusion phenomena on symmetric spaces as described by Anker and Setti⁽²⁾ in terms of the asymptotic behavior of Brownian motion.