On the BBM-phenomenon in fractional Poincaré-Sobolev inequalities with weights

Ritva Hurri-Syrjänen, Javier C. Martínez-Perales, Carlos Pérez +1

In this paper we unify and improve some of the results of Bourgain, Brezis and Mironescu and the weighted Poincaré-Sobolev estimate by Fabes, Kenig and Serapioni. More precisely, w…