3 papers
math.AP2023
positivity preservation and self-adjointness on incomplete Riemannian manifolds
Andrea Bisterzo, Giona Veronelli
The aim of this paper is to prove a qualitative property, namely the preservation of positivity, for Schrödinger-type operators acting on functions defined on (possibly incom…
math.AP2023★ 1 cited
Maximum principles in unbounded Riemannian domains
Andrea Bisterzo
The necessity of a Maximum Principle arises naturally when one is interested in the study of qualitative properties of solutions to partial differential equations. In general, to e…
math.AP2023
positivity preservation and Liouville-type theorems
Andrea Bisterzo, Alberto Farina, Stefano Pigola
On a complete Riemannian manifold , we consider distributional solutions of the the differential inequality with a locally bounded func…