Grüss-type and Ostrowski-type inequalities in approximation theory by Acu, A.-M., Gonska, H., Ra¸sa, I., Асу, А.-М., Гонська, Х., Раса, І.

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On thin-complete ideals of subsets of groups by Banakh, T. O., Lyaskovska, N., Банах, Т. О., Лясковська, Н.

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Poincare series of the multigraded algebras of SL 2-invariants by Bedratyuk, L. P., Бедратюк, Л. П.

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Discrete model of the nonsymmetric theory of elasticity by Berezhnoi, M. A., Бережной, М. А., Бережной, М. А.

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Truncated matrix trigonometric problem of moments: operator approach by Zagorodnyuk, S. M., Загороднюк, С. М., Загороднюк, С. М.

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Estimates for the best asymmetric approximations of asymmetric classes of functions by Motornyi, V. P., Pas'ko, A. N., Моторный, В. П., Пасько, А. Н., Моторный, В. П., Пасько, А. Н.

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Best bilinear approximations of the classes $S^{\Omega}_{p, \theta}B$ of periodic functions of many variables by Solich, K. V., Соліч, К. В.

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Eigenvalues and eigenfunctions of the Gellerstedt problem for the multidimensional Lavrent?ev?Bitsadze equation by Aldashev, S. A., Алдашев, С. А., Алдашев, С. А.

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On the energy and pseudo-angle of Frenet vector fields in $R^n_v$ by Altin, A., Алтін, А.

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Rings of almost unit stable rank 1 by Vasyunyk, I. S., Zabavskii, B. V., Васюник, І. С., Забавський, Б. В.

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Integral representation of even positive-definite functions of two variables by Lopotko, O. V., Лопотко, О. В.

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On fundamental group of Riemannian manifolds with ommited fractal subsets by Mirzaie, R., Мірзай, Р.

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Anatolii Volodymyrovych Skorokhod by Korolyuk, V. S., Portenko, N. I., Samoilenko, A. M., Королюк, В. С., Портенко, М. І., Самойленко, А. М.

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Generalized (n, d)-ray systems of points and inequalities for nonoverlapping domains and open sets by Bakhtin, A. K., Targonskii, A. L., Бахтин, А. К., Таргонский, А. Л., Бахтин, А. К., Таргонский, А. Л.

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Structure of nodal algebras by Voloshyn, D. E., Волошин, Д. Є.

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Relative Chebyshev point of a system of continuously varying bounded closed sets by Hnatyuk, Yu. V., Гнатюк, Ю. В.

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On the stability of abstract monotone impulsive differential equations in terms of two measures by Dvirnyi, A. I., Slyn'ko, V. I., Двирный, А. И., Слынько, В. И., Двирный, А. И., Слынько, В. И.

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Existence criteria and asymptotics for some classes of solutions of essentially nonlinear second-order differential equations by Evtukhov, V. M., Koz'ma, A. A., Евтухов, В. М., Козьма, А. А., Евтухов, В. М., Козьма, А. А.

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Approximation of functions from the classes $C^{\psi}_{\beta, \infty}$ by biharmonic Poisson integrals by Zhyhallo, K. M., Kharkevych, Yu. I., Жигалло, К. М., Харкевич, Ю. І.

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On necessary conditions for the convergence of Fourier series by Ivashchuk, O. V., Zaderei, P. V., Иващук, А. В., Задерей, П. В., Иващук, А. В., Задерей, П. В.

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