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In this paper, we study the partial regularity properties of vector valued functions u minimizing certain quadratic functionals with an unbounded obstacle which is defined by
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Min-Chun, H. Partial regularities of minimizers of certain quadratic functional with unbounded obstacles. Annali di Matematica 161, 113–138 (1992). https://doi.org/10.1007/BF01759634
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DOI: https://doi.org/10.1007/BF01759634