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On the curvature of the free boundary for the obstacle problem in two dimensions
KTH, Superseded Departments, Mathematics.ORCID iD: 0000-0002-3125-3030
2004 (English)In: Nonlinear Differential Equation Models / [ed] Jungel, A; Manasevich, R; Markowich, PA; Shahgholian, H, 2004, 1-5 p.Conference paper, Published paper (Refereed)
Abstract [en]

We give a new proof of the fact that the free boundary for the obstacle problem in two dimensions satisfies a natural and sharp inner ball condition.

Place, publisher, year, edition, pages
2004. 1-5 p.
Keyword [en]
inner ball condition, curvature, convexity, Poincare metric, free boundary, obstacle problem
National Category
Mathematics
Identifiers
URN: urn:nbn:se:kth:diva-44712ISI: 000223124900001ISBN: 3-211-20995-6 (print)OAI: oai:DiVA.org:kth-44712DiVA: diva2:451594
Conference
Workshop on Nonlinear Models and Analysis Location: Vienna, AUSTRIA Date: MAY 20-24, 2002
Note
QC 20111026Available from: 2011-10-26 Created: 2011-10-25 Last updated: 2011-10-26Bibliographically approved

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Gustafsson, Björn

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