Abstract
Under the minimal conditions for the smoothness of the coefficients of an equation, unimprovable estimates are obtained for solutions of a mixed problem for linear nondivergent elliptic equations of the second order in a neighborhood of an angular point of the boundary of a domain.
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Additional information
Lviv University, Lviv. Translated from Ukrainskii Matematicheskii Zhurnal, Vol. 49, No. 11, pp. 1529–1542, November, 1997.
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Chernets’kyi, V.Z. Unimprovable estimates for solutions of a mixed problem for linear elliptic equations of the second order in a neighborhood of an angular point. Ukr Math J 49, 1718–1734 (1997). https://doi.org/10.1007/BF02487510
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DOI: https://doi.org/10.1007/BF02487510