Optimal recovery of elements from Hilbert space and their scalar products by Fourier coefficients known with error by Gunko, M. S., Babenko, V. F., Parfinovych, N. V., Гунько, М. С., Бабенко, В. Ф., Парфинович, Н. В., Гунько, М. С., Бабенко, В. Ф., Парфінович, Н. В.

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On groups with formational subnormal strictly 2-maximal subgroups by Monakhov, V. S., Konovalova , M. N., Монахов , V. S., Коновалова , М. М., Монахов , В. С., Коновалова , М. М.

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Volterra-type operator on the subclasses of univalent functions by Mahboobi, M., Mahboobi, M.

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Stechkin-type estimate for nearly copositive approximation of periodic functions by Dzyubenko, G. A., Дзюбенко, Г. А., Дзюбенко, Г. А.

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Univalence criteria and quasiconformal extension of a general integral operator by Deniz, E., Kanas, S., Orhan, H., Deniz, E., Kanas, S., Orhan, H., KANAS, STANIS LAWA, ORHAN, HALIT

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Local cohomology modules and their properties by Azami, J., Hasanzad, M., Azami, J., Hasanzad, M.

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Embedding theorems and maximal subsemigroups of some linear transformation semigroups with restricted range by Sommanee, W., Sommanee, W.

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On 2-dimensional surfaces in 3-dimensional and 4-dimensional Euclidean spaces. Results and unsolved problems by Aminov, Yu. A., Аминов, Ю. А., Аминов, Ю. А.

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Space-like surfaces in Minkowski space $E^4_1$ with pointwise 1-type Gauss map by Dursun, U., Turgay, N. C., Дурсун, У., Тургау, Н. Ц.

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Antinormal composition operators on $L^2$ -space of an atomic measure space by Chandra, H., Kumar, D., Чандра, Г., Кумар, Д.

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On the post-Darwin approximation of the Maxwell – Lorentz equations of motion of point charges in the absence of neutrality by Skrypnik, W. I., Скрипник, В. І.

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On the solvability of the main inverse problem of stochastic differential systems by Ibraeva, G. T., Tleubergenov, M. I., Ибраева, Г. Т., Тлеубергенов, М. И., Ибраева, Г. Т., Тлеубергенов, М. И.

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Application of Dzyadyk’s polynomial kernels in the constructive function theory by Andrievskii, V. V., Андрієвський, В. В.

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One inequality of the Landau – Kolmogorov type for periodic functions of two variable by Babenko, V. F., Бабенко, В. Ф., Бабенко, В. Ф.

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On the estimates of widths of the classes of functions defined by the generalized moduli of continuity and majorants in the weighted space $L_{2x} (0,1)$ by Vakarchuk, S. B., Вакарчук, С. Б., Вакарчук, С. Б.

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Resonant equations with classical orthogonal polynomials. I by Gavrilyuk, I. P., Makarov, V. L., Гаврилюк, І. П., Макаров, В. Л.

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Quasiunconditional basis property of the Faber – Schauder system by Grigoryan, M. G., Krotov, V. G., Григорян, М. Г., Кротов, В. Г., Григорян, М. Г., Кротов, В. Г.

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On one estimate of divided differences and its applications by Kopotun, K. A., Leviatan, D., Shevchuk, I. A., Копотун, К. А., Левіатан, Д., Шевчук, І. О.

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Estimation of the rate of decrease (vanishing) of a function in terms of relative oscillations by Korenovskii, A. A., Кореновский, А. А., Кореновский, А. А.

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Approximating characteristics of the classes of periodic multivariate functions in the space $B_{∞,1}$ by Romanyuk, A. S., Romanyuk, V. S., Романюк, А. С., Романюк, В. С.

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