Approximating properties of biharmonic Poisson operators in the classes $\hat{L}^{\psi}_{\beta, 1}$ by Zhyhallo, T. V., Kharkevych, Yu. I., Жигалло, Т. В., Харкевич, Ю. І.

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Direct and inverse theorems on the approximation of 2π -periodic functions by Taylor – Abel – Poisson operators by Prestin, J., Savchuk, V. V., Shydlich, A. L., Престін, Ю., Савчук, В. В., Шидліч, А. Л.

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Trigonometric and linear widths for the classes of periodic multivariable functions by Romanyuk, A. S., Романюк, А. С., Романюк, А. С.

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Kolmogorov widths and entropy numbers in the Orlich spaces with the Luxembourg norm by Romanyuk, V. S., Романюк, В. С., Романюк, В. С.

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Approximation of the classes of generalized Poisson integrals by Fourier sums in metrics of the spaces $L_s$ by Serdyuk, A. S., Stepanyuk, T. A., Сердюк, А. С., Степанюк, Т. А.

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On the fractional integrodifferentiation of complex polynomials in $L_0$ by Kovalenko, L. G., Storozhenko, E. A., Коваленко, Л. Г., Стороженко, Э. А., Коваленко, Л. Г., Стороженко, Э. А.

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Nikol’skii – Stechkin-type inequalities for the increments of trigonometric polynomials in metric spaces by Pichugov, S. A., Пичугов, С. А., Пичугов, С. А.

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Convergence of the spectral decomposition of a function from the class $W_{p,m}^1 (G),\; p > 1$, in the vector eigenfunctions of a differential operator of the third order by Abbasova, Yu. G., Kurbanov, V. M., Аббасова, Ю. Г., Курбанов, В. М., Аббасова, Ю. Г., Курбанов, В. М.

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On one boundary-value problem for elliptic differential-operator equations of the second order with quadratic spectral parameter by Aliev, B. A., Kurbanova, N. K., Yakubov, Ya., Алиев, Б. А., Курбанова, Н. К., Якубов, Я., Алиев, Б. А., Курбанова, Н. К., Якубов, Я.

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Weakly perturbed operator equations in Banach spaces by Zhuravlev, V. F., Журавлев, В. Ф., Журавлев, В. Ф.

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A generalized theorem of mean values of an analytic function and an algorism of the determination of mean values by Samoilenko, A. M., Самойленко, А. М.

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Favard – Amerio theory for almost periodic functional-differential equations without the use of $H$-classes of these equations by Slyusarchuk, V. Yu., Слюсарчук, В. Ю.

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Level-crossing intensity for the density of the image of the Lebesgue measure under the action of a Brownian stochastic flow by Fomichev, V. V., Фомичев, В. В., Фомичев, В. В.

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Substantiation of the collocation method for one class of systems of integral equations by Khalilov, E. G., Халилов, Э. Г., Халилов, Э. Г.

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Jacobi operators and orthonormal matrix-valued polynomials. II by Hatamleh, R., Zolotarev, V. A., Хатамлех, Р., Золотарьов, В. А.

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Tri-additive maps and local generalized $(α,β)$-derivations by Jamal, M. R., Mozumder, M. R., Ямал, М. Р., Мозамдер, М. Р.

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Monads and tensor products by Radul, T. N., Радул, Т. Н.

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On the absolute continuity of mappings distorting the moduli of cylinders by Salimov, R. R., Sevost'yanov, E. A., Салимов, Р. Р., Севостьянов, Е. А., Салимов, Р. Р., Севостьянов, Е. А.

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Co-coatomically supplemented modules by Alizade, R., Güngör, S., Алізаде, Р., Гюнгер, С.

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Existence and uniqueness theorem to a model of bimolecular surface reactions by Ambrazevicius, A., Амбразевичус, А.

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