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Homeomorphisms in the Sobolev space W1,n–1

  • Marianna Csörnyei , Stanislav Hencl and Jan Malý
Published/Copyright: May 31, 2010
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Journal für die reine und angewandte Mathematik
From the journal Volume 2010 Issue 644

Abstract

Let be open. We show that each homeomorphism satisfies . If we moreover assume that ƒ has finite distortion, then and ƒ–1 has finite distortion. The main ingredient is a new result on change of variables in integral (area and coarea formula) for such mappings.

Received: 2007-09-26
Revised: 2009-03-27
Published Online: 2010-05-31
Published in Print: 2010-July

© Walter de Gruyter Berlin · New York 2010

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