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