Solutions of problems for the wave equation with conditions on the characteristics

Author:

Korzyuk V. I.1,Kovnatskaya O. A.2

Affiliation:

1. Belarusian State University; Institute of Mathematics of the National Academy of Sciences of Belarus

2. Belarusian State University

Abstract

In this paper we obtain a classical solution of the one-dimensional wave equation with conditions on the characteristics for different areas this problem is considered in. The analytical solution is constructed by the method of characteristics. In addition, the uniqueness of the obtained solution is proved. The necessity and sufficiency of the matching conditions for given functions of the problem are proved. When these conditions are satisfied and the given functions are smooth enough, the classical solution of the considered problem exists.

Publisher

Publishing House Belorusskaya Nauka

Subject

Computational Theory and Mathematics,General Physics and Astronomy,General Mathematics

Reference12 articles.

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2. Andreev A. A., Yakovleva J. O. The Goursat-type problem for a hyperbolic equationand system of third order hyperbolic equations. Vestnik Samarskogo gosudarstvennogo universiteta. Seriya: fiziko-matematicheskie nauki = Journal of Samara State Technical University, Series Physical and Mathematical Sciences, 2019, vol. 23, no 1, pp. 186–194 (in Russian). https://doi.org/10.14498/vsgtu1666.

3. Karachik V. V. Cauchy and Goursat problems for differential equation of third order. Vestnik Yuzhno-Ural’skogo gosudarstvennogo universiteta. Seriya Matematika. Mekhanika. Fizika = Bulletin of the South Ural State University. Series Mathematics. Mechanics. Physics, 2015, vol. 7, no. 2, pp. 31–43 (in Russian).

4. Attaev A. Kh. The characteristic problem for the second-order hyperbolic equation loaded along one of its characteristics. Vestnik KRAUNTs. Fiziko-matematicheskie nauki = Bulletin of KRAESC. Physical & Mathematical Sciences, 2018, no. 3, pp. 14–18 (in Russian). https://doi.org/10.18454/2079-6641-2018-23-3-14-18

5. Assanova A. T. Nonlocal problem with integral conditions for a system of hyperbolic equations in characteristic rectangle. Russian Mathematics, 2017, vol. 61, no. 5, pp. 7–20. https://doi.org/10.3103%2FS1066369X17050024

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