Density estimates for hypoelliptic diffusions

Orateur: Paolo PIGATO
Type: Séminaire des doctorants
Site: UPEC
Salle: Salle des thèses
Date de début: 05/11/2014 - 15:00
Date de fin: 05/11/2014 - 15:00

We derive some bounds for densities of random variables, starting from the Malliavin and Thalmaier representation formula in terms of the Riesz transform. We consider two examples of applications, both under a weak Hormander non-degeneracy hypothesis.