BCS Model Hamiltonian of the Theory of Superconductivity as a Quadratic Form by Petrina, D. Ya., Петрина, Д. Я.

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On the Optimal Coefficient of Efficiency of a Semi-Markov System in the Scheme of Phase Lumping by Vovkodav, N. G., Shlepakov, L. N., Вовкодав, H. Г., Шлепаков, Л. Н., Вовкодав, H. Г., Шлепаков, Л. Н.

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On Permutable Congruences on Antigroups of Finite Rank by Derech, V. D., Дереч, В. Д.

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Coconvex Approximation of Functions with More than One Inflection Point by Dzyubenko, H. A., Zalizko, V. D., Дзюбенко, Г. А., Залізко, В. Д.

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Nevanlinna–Pick Problem for Stieltjes Matrix Functions by Dyukarev, Yu. M., Дюкарев, Ю. М., Дюкарев, Ю. М.

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Boundary Functionals of a Semicontinuous Process with Independent Increments on an Interval by Kadankova, T. V., Каданкова, Т. В., Каданкова, Т. В.

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Euler Approximations of Solutions of Abstract Equations and Their Applications in the Theory of Semigroups by Mishura, Yu. S., Shevchenko, H. M., Мішура, Ю. С., Шевченко, Г. М.

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On the Discreteness of the Structural Space of Weakly Completely Continuous Banach Algebras by Mustafaev, G. S., Мустафаев, Г. С., Мустафаев, Г. С.

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On the Decomposition of an Operator into a Sum of Four Idempotents by Rabanovych, V. I., Рабанович, В. І.

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Interpolation Sequences for the Class of Functions of Finite η-Type Analytic in the Unit Disk by Vynnyts’kyi, B. V., Sheparovych, I. B., Винницький, Б. В., Шепарович, І. Б.

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Generalized two-parameter Lebesgue-Stieltjes integrals and their applications to fractional Brownian fields by Il'chenko, S. A., Mishura, Yu. S., Ільченко, С. А., Мішура, Ю. С.

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Estimates of groups of deviations of faber sums and strong summability of faber series on classes of ψ-integrals by Lasuriya, R. A., Ласурия, Р. А., Ласурия, Р. А.

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Stability of positive and monotone systems in a partially ordered space by Mazko, A. G., Мазко, А. Г., Мазко, А. Г.

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Malmquist theorem for solutions of differential equations in a neighborhood of a logarithmic singular point by Mokhonko, A. A., Мохонько, А. А., Мохонько, А. А.

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On some properties of bundles of trajectories of a controlled bilinear inclusion by Komleva, T. A., Plotnikov, A. V., Комлева, Т. А, Плотников, А. В., Комлева, Т. А, Плотников, А. В.

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Approximation of infinitely differentiable periodic functions by interpolation trigonometric polynomials by Serdyuk, A. S., Сердюк, А. С.

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Regularity of a boundary point for singular parabolic equations with measurable coefficients by Skrypnik, I. I., Скрыпник, И. И., Скрыпник, И. И.

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On the relation between fourier and leont’ev coefficients with respect to smirnov spaces by Forster, B., Фостер, Б.

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A goodness-of-fit test for a polynomial errors-in-variables model by Cheng, C.-L., Ченг, С.- Л.

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Congruences on ternary semigroups by Chronowski, A., Чроновски, А.

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