Abstract and Applied Analysis
Volume 2005 (2005), Issue 4, Pages 437-448
doi:10.1155/AAA.2005.437

The Sobolev embeddings are usually sharp

A. Fraysse and S. Jaffard

Laboratoire d'Analyse et de Mathématiques Appliquées, Université Paris XII Val de Marne, 61 avenue du Général de Gaulle, Créteil Cedex 94010, France

Abstract

Let x0d; we study the Hölder regularity at x0 of a generic function of the Sobolev space Lp,s(d) and of the Besov space Bps,q(d) for sd/p>0. The setting for genericity is supplied here by HP-residual sets.