a Dipartimento di Matematica ed Applicazioni, via Cintia, 80126 Napoli, Italy b Dipartimento di Matematica, viale Morgagni 67/A, 50134 Firenze, Italy c Dipartimento di Matematica, via Ferrata 1, 27100 Pavia, Italy
Abstract:
The classical Sobolev embedding theorem of the space of functions of bounded variation BV(Rn) into Ln′(Rn) is proved in a sharp quantitative form.