“The isoperimetric inequality for the second Neumann eigenvalue on the sphere”
Mercoledì 25 Febbraio 2026, ore 12:30 - Aula 1BC45 - Luigi Provenzano (Università di Roma La Sapienza)
Abstract
We prove that the geodesic disks are the unique maximisers of the fist non-trivial Neumann eigenvalue among all simply connected domains of the 2-dimensional sphere of fixed area.
Joint work with A. Savo.
