The higher integrability of weak solutions of porous medium systems

Author:

Bögelein Verena1,Duzaar Frank2,Korte Riikka3,Scheven Christoph4

Affiliation:

1. Fachbereich Mathematik, Universität Salzburg, Hellbrunner Str. 34, 5020 Salzburg, Austria

2. Department Mathematik, Universität Erlangen–Nürnberg, Cauerstr. 11, 91058 Erlangen, Germany

3. Department of Mathematics and Systems Analysis, Aalto University, P.O. Box 11100, FI-00076 Aalto, Finland

4. Fakultät für Mathematik, Universität Duisburg–Essen, 45117 Essen, Germany

Abstract

Abstract In this paper we establish that the gradient of weak solutions to porous medium-type systems admits the self-improving property of higher integrability.

Funder

Suomen Akatemia

Publisher

Walter de Gruyter GmbH

Subject

Analysis

Reference54 articles.

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3. Doubly non-linear equations of porous medium type;Arch. Ration. Mech. Anal.,2018

4. Hölder–Zygmund estimates for degenerate parabolic systems;J. Differential Equations,2014

5. On the improved integrability of the gradient of solutions of elliptic equations with a variable nonlinearity exponent;Mat. Sb.,2008

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