Calculus of Variations and Geometric Measure Theory

F. Geraci

The Classical Obstacle problem with coefficients in fractional Sobolev spaces

created by geraci on 16 May 2016
modified on 02 Sep 2017

[BibTeX]

Accepted Paper

Inserted: 16 may 2016
Last Updated: 2 sep 2017

Journal: Annali di Matematica Pura ed Applicata
Year: 2017
Doi: DOI: 10.1007/s10231-017-0692-x

Abstract:

We prove quasi-monotonicity formulae for classical obstacle-type problems with quadratic energies with coefficients in fractional Sobolev spaces, and a linear term with a Dini-type continuity property. These formulae are used to obtain the regularity of free-boundary points following the approaches by Caffarelli, Monneau and Weiss.


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