Gradient estimates for perturbed Ornstein-Uhlenbeck semigroups on infinite dimensional convex domains

Luciana Angiuli, Simone Ferrari, Diego Pallara

Let $X$ be a separable Hilbert space endowed with a non-degenerate centred Gaussian measure $\gamma$ and let ${\lambda }_1$ be the maximum eigenvalue of the covariance operator associated with $…