Abstract
Various problems in mathematics and physics can be formulated in terms of a variational problem with obstacles and integral constraints, e.g. finding a surface of minimal area with prescribed volume in a bounded region.
We are concerned with the regularity of solutions of variational problems: We show that the minima of a variational integral under all Sobolewfunctions with prescribed boundary values, lying between two obstacles, and fulfilling some integral constraints, are bounded and Hölder-continuous. We do not assume any differentiability or convexity of the integrand, but only a Caratheodory and a growth condition.
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References
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Communicated by D. Kinderlehrer
This research has been supported by the Sonderforschungsbereich 72 of the Deutsche Forschungsgemeinschaft.
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Eisen, G. Variational problems with obstacles and integral constraints. Appl Math Optim 12, 173–189 (1984). https://doi.org/10.1007/BF01449040
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DOI: https://doi.org/10.1007/BF01449040