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On the Curvature of the Free Boundary for the Obstacle Problem in Two Dimensions

In: Nonlinear Differential Equation Models

Author

Listed:
  • Björn Gustafsson

    (Royal Institute of Technology, Mathematics Department)

  • Makoto Sakai

    (Tokyo Metropolitan University, Department of Mathematics)

Abstract

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.

Suggested Citation

  • Björn Gustafsson & Makoto Sakai, 2004. "On the Curvature of the Free Boundary for the Obstacle Problem in Two Dimensions," Springer Books, in: Ansgar Jüngel & Raul Manasevich & Peter A. Markowich & Henrik Shahgholian (ed.), Nonlinear Differential Equation Models, pages 1-5, Springer.
    • Handle: RePEc:spr:sprchp:978-3-7091-0609-9_1
    DOI: 10.1007/978-3-7091-0609-9_1
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