@article{EJP401,
author = {Federica Masiero},
title = {Regularizing Properties for Transition Semigroups and Semilinear Parabolic Equations in Banach Spaces},
journal = {Electron. J. Probab.},
fjournal = {Electronic Journal of Probability},
volume = {12},
year = {2007},
keywords = {Ornstein-Uhlenbeck and perturbed Ornstein-Uhlenbeck transition semigroups; regularizing properties; parabolic equations; Banach spaces.},
abstract = {We study regularizing properties for transition semigroups related to Ornstein Uhlenbeck processes with values in a Banach space $E$ which is continuously and densely embedded in a real and separable Hilbert space $H$. Namely we study conditions under which the transition semigroup maps continuous and bounded functions into differentiable functions. Via a Girsanov type theorem such properties extend to perturbed Ornstein Uhlenbeck processes. We apply the results to solve in mild sense semilinear versions of Kolmogorov equations in $E$.},
pages = {no. 13, 387-419},
issn = {1083-6489},
doi = {10.1214/EJP.v12-401},
url = {http://ejp.ejpecp.org/article/view/401}}