Approximation of unbounded operators by bounded operators in a Hilbert space by Bilichenko, R. O., Babenko, V. F., Биличенко, Р. О., Бабенко, В. Ф., Биличенко, Р. О., Бабенко, В. Ф.

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Solution of a countable system of quasilinear partial differential equations multiperiodic in a part of variables by Berzhanov, A. B., Kurmangaliev, E. K., Бержанов, А. Б, Курмангалиев, Е. К., Бержанов, А. Б, Курмангалиев, Е. К.

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On the completeness of algebraic polynomials in the spaces $L_p (ℝ, dμ)$ by Bakan, A. G., Бакан, А. Г., Бакан, А. Г.

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Girsanov theorem for stochastic flows with interaction by Malovichko, T. V., Маловичко, Т. В., Маловичко, Т. В.

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Necessary and sufficient conditions of optimality in the problems of control with fuzzy parameters by Molchanyuk, I. V., Plotnikov, A. V., Молчанюк, И. В., Плотников, А. В., Молчанюк, И. В., Плотников, А. В.

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Boundedness of weak solutions of a nondiagonal parabolic system of two equations by Portnyahin, D. V., Портнягін, Д. В.

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On the mappings preserving the Lyapunov stability of Takagi–Sugeno fuzzy systems by Denisenko, V. S., Martynyuk, A. A., Slyn'ko, V. I., Денисенко, В. С., Мартынюк, А. А., Слынько, В. И., Денисенко, В. С., Мартынюк, А. А., Слынько, В. И.

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Methods for the solution of boundary-value problems for weakly nonlinear integro-differential equations with parameters and restrictions by Luchka, A. Y., Nesterenko, O. B., Лучка, А. Ю., Нестеренко, О. Б.

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Construction of a fundamental system of solutions of a linear finite-order difference equation by Kruglov, V. E., Круглов, В. Е., Круглов, В. Е.

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Asymptotic behavior and periodic nature of two difference equations by Khalaf-Allah, R., Халаф-Аллах, Р.

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On exact values of quasiwidths for some classes of differentiable periodic functions of two variables by Akobirshoev, M. O., Shabozov, M. Sh., Акобиршоев, M. O., Шабозов, М. Ш., Акобиршоев, M. O., Шабозов, М. Ш.

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Generalized procedure of separation of variables and reduction of nonlinear wave equations by Barannyk, T. A., Barannyk, A. F., Yuryk, I. I., Баранник, Т. А., Баранник, А. Ф., Юрик, І. І.

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Inequality of the Turan type for trigonometric polynomials and conjugate trigonometric polynomials in $L_0$ by Adamov, A. N., Адамов, А. Н., Адамов, А. Н.

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Equivalence of two methods for construction of regular continued C-fractions by Katsala, R. A., Pahirya, M. M., Кацала, Р. А., Пагіря, М. М.

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Oscillations of a diaphragm under the action of pulse forces by Kirilich, V. M., Myshkis, A. D., Prokhorenko, M. V., Кирилич, В. М., Мышкис, А. Д., Прохоренко, M. В., Кирилич, В. М., Мышкис, А. Д., Прохоренко, M. В.

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Degenerate nonlinear boundary-value problems by Boichuk, О. A., Shehda, L. M., Бойчук, О. А., Шегда, Л. М.

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Convergence of difference additive functionals under local conditions on their characteristics by Kartashov, Yu. N., Kulik, A. M., Карташов, Ю. Н., Кулик, А. М., Карташов, Ю. Н., Кулик, А. М.

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Structure of the semigroup $OT_n$ by Pekhterev, V. O., Пєхтєрєв, В. O.

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On the absolute summability of Fourier series of almost-periodic besicovitch functions by Timan, M. F., Khasanov, Yu., Тиман, М. Ф., Хасанов, Ю. Х., Тиман, М. Ф., Хасанов, Ю. Х.

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Unitarization of representations of a partially ordered set associated with a graph $\tilde{E}_6$ by Yakymenko, D. Yu., Якименко, Д. Ю., Якименко, Д. Ю.

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