2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/227258In this paper, we address the equivalence of the analytic and probabilistic notions of harmonicity in the context of general symmetric Hunt processes on locally compact separable metric spaces. Extensions to general symmetric right processes on Lusin spaces including infinite dimensional spaces are mentioned at the end of this paper.Revision. To appear in Proc. Amer. Math. SocProbabilityAnalysis of PDEs60J45, 31C05 (Primary); 31C25, 60J25 (Secondary)text