Abstract
The modulus of continuity of the solution to the Dirichlet problem is investigated for a second-order parabolic equation at a regular boundary point. A bound for the modulus of continuity is obtained in terms of the capacity. The coefficients of the equation are required to satisfy a Dini condition (uniformly).
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E. M. Landis, “S-capacity and its application to the study of solutions of second-order elliptic equations with discontinuous coefficients,” Matem. Sb.,76(118), No. 4, 186–213 (1969).
V. G. Maz'ya, “Modulus of continuity of the solution for the Dirichlet problem near an irregular boundary,” in: Problems of Mathematical Analysis [in Russian], Leningrad (1966), pp. 45–58.
A. A. Novruzov, “On the modulus of continuity of the solution to the Dirichlet problem at a regular boundary point,” Matem. Zametki,12, No. 1, 67–72 (1972).
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Translated from Matematicheskie Zametki, Vol. 19, No. 4, pp. 587–593, April, 1976.
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Novruzov, A.A. Modulus of continuity of the solution to the Dirichlet problem for a second-order parabolic equation. Mathematical Notes of the Academy of Sciences of the USSR 19, 356–359 (1976). https://doi.org/10.1007/BF01156797
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DOI: https://doi.org/10.1007/BF01156797