Under certain restrictions imposed on the coefficients of a nonlinear mixed-type equation of the second kind and second order in the space, we prove the well-posedness of solution of a nonlocal boundary-value problem.
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Translated from Ukrains’kyi Matematychnyi Zhurnal, Vol. 71, No. 1, pp. 47–58, January, 2019.
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Dzhamalov, S.Z. Correctness of the Nonlocal Boundary-Value Problem with Constant Coefficient for a Nonlinear Mixed-Type Equation of the Second Kind and Second Order in the Space. Ukr Math J 71, 50–63 (2019). https://doi.org/10.1007/s11253-019-01624-9
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DOI: https://doi.org/10.1007/s11253-019-01624-9