On the best approximation of classes $W^r H^{ω}$ by algebraic polynomials in the space $L_1$ by Kogan, A. M., Коган, А. М., Коган, А. М.

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A singularly perturbed spectral problem for a biharmonic operator with Neumann conditions by Lavrent'ev, A. S., Лаврентьєв, А. С.

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Stability analysis with respect to two measures of impulsive systems under structural perturbations by Martynyuk, A. A., Stavroulakis, I. P., Мартинюк, А. А., Ставроулакіс, І. П.

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On convergence classes of Dirichlet series by Mulyava, O. M., Мулява, О. М.

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Approximation of one class of differentiable functions by piecewise-HermitianL-splines by Novikov, S. I., Новиков, С. И., Новиков, С. И.

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Approximation of continuous functions defined on the real axis by generalized Zygmund operators by Ostrovskaya, О. V., Островська, О. В.

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Investigation of invariant deformations of integral manifolds of adiabatically perturbed completely integrable Hamiltonian systems. II by Prykarpatsky, Ya. A., Samoilenko, A. M., Прикарпатський, Я. А., Самойленко, А. М.

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Almost layer finiteness of a periodic group without involutions by Senashov, V. I., Сенашов, В. И., Сенашов, В. И.

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A priori estimates of solutions of linear parabolic problems with coefficients from Sobolev spaces by Romanenko, I. B., Skrypnik, I. V., Романенко, І. Б., Скрипник, І. В.

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Approximation of locally integrable functions on the real line by Stepanets, O. I., Wang, Kunyang, Zhang, Xirong, Степанець, О. І., Ванг, Кунянг, Чжан, Хіронг

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On the existence of solutions for a differential inclusion of fractional order with upper-semicontinuous right-hand side by Vityuk, A. N., Вітюк, А. Н.

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Quasiconformal mappings and radii of normal systems of neighborhoods by Gol'berg, A. L., Гольберг, А. Л.

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On synchronization of symmetrically perturbed systems with quadratic nonlinearity by Dobrynskii, V. A., Добрынский, В. А., Добрынский, В. А.

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On a smooth solution of a nonlinear periodic boundary-value problem by Dobrynskii, V. A., Домбровський, I. В.

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On the extension of even-positive-definite functions of one and two variables by Lopotko, O. V., Лопотко, О. В., Лопотко, О. В.

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Differentiability of integrals of real functions with respect to $L_0$-valued measures by Radchenko, V. N., Радченко, В. Н., Радченко, В. Н.

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Finite-dimensional approximations of diffusion measures in a Hilbert space by Bondarenko, V. G., Бондаренко, В. Г., Бондаренко, В. Г.

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A critical case of stability of one quasilinear difference equation of the second order by Vitrychenko, I. E., Витриченко, И. Е., Витриченко, И. Е.

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A multipoint problem for partial differential equations unresolved with respect to the higher time derivative by Klyus, I. S., Ptashnik, B. I., Клюс, І. С., Пташник, Б. Й.

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Structure of certain classes of groups with locally cyclic Abelian subgroups by Kuzennyi, N. F., Maznichenko, S. V., Кузенний, М. Ф., Мазніченко, С. В.

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