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Applicable Analysis
An International Journal
Volume 85, 2006 - Issue 1-3: In Memory of Carlo Pucci. Guest Editors: Rolando Magnanini and Giorgio Talenti
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Original Articles

Observations on a nonlinear evolution equation

Bernd Kawohl Mathematical Institute, University of Cologne, D 50923 Cologne, GermanyCorrespondence[email protected] [email protected]
&
Jana Stará Department of Mathematical Analysis, Charles University, Sokolovská 83, CZ 18600 Praha 8, Czech Republic
Pages 143-152 | Received 30 Jun 2004, Accepted 23 Jul 2004, Published online: 25 Jan 2007
 
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Abstract

We investigate a nonlinear degenerate parabolic equation that is suggested by various numerical approaches to image enhancement.

Acknowledgment

This research was financially supported in part through a cooperation treaty between Charles University in Prague and the University of Cologne. Moreover, the first author was supported in part by the German Research Foundation (DFG) through SFB 359, and the second author was supported by grants MSM 113200007 and 201/03/0934 of the Grant Agency of Czech Republic. We thank P. Quittner for a helpful conversation.

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