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Izvestiya Vysshikh Uchebnykh Zavedenii. Matematika, 2018, Number 9, Pages 42–58
(Mi ivm9396)
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This article is cited in 6 scientific papers (total in 6 papers)
Dirichlet problem for Lavrent'ev–Bitsadze equation with loaded summands
Yu. K. Sabitovaab a Sterlitamak Branch of Bashkir State University, 49 Lenin Ave., Sterlitamak, 453100 Russia
b Institute of Strategic Studies of Bashkortostan Republic, Sterlitamak Branch
Abstract:
We study the first boundary-value problem for loaded equation of elliptic-hyperbolic type in rectangular domain. We establish a criterion of uniqueness. A solution to the problem is constructed in the form of the sum of a series. In substantiation of existence of a solution to a problem small denominators appear. We obtain the estimates about a separation from zero of denominators with the corresponding asymptotics. They allow to prove existence of a solution in a class of regular solutions.
Keywords:
loaded equation of mixed type, Dirichlet's problem, criterion of uniqueness, existence, series, small denominator, estimate, uniform convergence.
Received: 02.05.2017
Citation:
Yu. K. Sabitova, “Dirichlet problem for Lavrent'ev–Bitsadze equation with loaded summands”, Izv. Vyssh. Uchebn. Zaved. Mat., 2018, no. 9, 42–58; Russian Math. (Iz. VUZ), 62:9 (2018), 35–51
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https://www.mathnet.ru/eng/ivm9396 https://www.mathnet.ru/eng/ivm/y2018/i9/p42
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Abstract page: | 246 | Full-text PDF : | 60 | References: | 46 | First page: | 12 |
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