Results for "Ukrainian Mathematical Bulletin"

Results for "Ukrainian Mathematical Bulletin" Showing 1 - 50 results of 304 Laminas_Feed_Writer 2 (https://getlaminas.org) https://harvester.nas.gov.ua/Search/Results?sort=last_indexed+desc&limit=50&lookfor=%22Ukrainian+Mathematical+Bulletin%22&type=Series&lng=en 304 0 50 Reconstruction of the Fourier expansion of a periodic force acting on an oscillator Tue, 22 Jul 2025 18:45:29 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-111957 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-111957 V. F. Shcherbak Article 2023 V. F. Shcherbak 0 Approximation of continuous functions given on the real axis by three-harmonic Poisson operators Tue, 22 Jul 2025 18:45:28 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-111954 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-111954 U. Z. Hrabova Article 2023 U. Z. Hrabova 0 On the solution of a complicated biharmonic equation in a hydroelasticity problem Tue, 22 Jul 2025 18:45:28 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-111955 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-111955 Yu. M. Kononov Article 2023 Yu. M. Kononov 0 On the distortion of the disk image diameter Tue, 22 Jul 2025 18:45:28 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-111956 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-111956 I. V. Pietkov Article 2023 I. V. Pietkov 0 A criterion for the improved regular growth of an entire function in terms of the asymptotic behavior of its logarithmic derivative in the metric of Lq|0;2π| Tue, 22 Jul 2025 18:45:27 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-111951 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-111951 R. V. Khats Article 2023 R. V. Khats 0 On weak convergence of stochastic differential equations with irregular coefficients Tue, 22 Jul 2025 18:45:27 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-111952 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-111952 I. H. Krykun Article 2023 I. H. Krykun 0 Characteristics of the linear and nonlinear approximations of the Nikol&#039;skii-Besov-type classes of periodic functions of several variables Tue, 22 Jul 2025 18:45:27 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-111953 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-111953 S. B. Hembarska Article 2023 S. B. Hembarska 0 On the best approximation of non-integer constants by polynomials with integer coefficients Tue, 22 Jul 2025 18:03:37 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109516 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109516 R. M. Trigub Article 2023 R. M. Trigub 0 Conformable fractional derivative in commutative algebras Tue, 22 Jul 2025 18:02:41 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109515 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109515 V. S. Shpakivskyi Article 2023 V. S. Shpakivskyi 0 A note on generalized four-point inequality Tue, 22 Jul 2025 18:02:40 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109512 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109512 E. A. Petrov Article 2023 E. A. Petrov 0 Harnack&#039;s inequality for degenerate double phase parabolic equations under the non-logarithmic Zhikov&#039;s condition Tue, 22 Jul 2025 18:02:40 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109513 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109513 M. Savchenko Article 2023 M. Savchenko 0 On boundary extension of mappings on Riemannian surfaces in terms of prime ends Tue, 22 Jul 2025 18:02:40 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109514 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109514 E. Sevost'yanov Article 2023 E. Sevost'yanov 0 The Dirichlet problem for the Beltrami equations with sources Tue, 22 Jul 2025 18:02:39 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109510 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109510 V. Gutlyanskii Article 2023 V. Gutlyanskii 0 On Grunsky norm of univalent functions Tue, 22 Jul 2025 18:02:39 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109511 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109511 S. L. Krushkal Article 2023 S. L. Krushkal 0 Two coefficient conjectures for nonvanishing Hardy functions, II Tue, 22 Jul 2025 18:02:38 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109507 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109507 S. L. Krushkal Article 2022 S. L. Krushkal 0 On the behavior of Orlicz-Sobolev mappings with branching on the unit sphere Tue, 22 Jul 2025 18:02:38 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109508 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109508 M. Mateljevic Article 2022 M. Mateljevic 0 Proximinal sets and connectedness in graphs Tue, 22 Jul 2025 18:02:38 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109509 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109509 K. Chaira Article 2023 K. Chaira 0 On the boundary behavior of weak (p,q)-quasiconformal mappings Tue, 22 Jul 2025 18:02:37 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109505 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109505 V. Gol'dshtein Article 2022 V. Gol'dshtein 0 On the Hilbert problem for semi-linear Beltrami equations Tue, 22 Jul 2025 18:02:37 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109506 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109506 V. Gutlyanskii Article 2022 V. Gutlyanskii 0 Linearly ordered coarse spaces Tue, 22 Jul 2025 18:02:36 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109503 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109503 I. Protasov Article 2022 I. Protasov 0 Taylor series of biharmonic Poisson integral for upper half plane Tue, 22 Jul 2025 18:02:36 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109504 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109504 A. M. Shutovskyi Article 2022 A. M. Shutovskyi 0 BMO and Dirichlet problem for degenerate Beltrami equation Tue, 22 Jul 2025 18:02:35 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109501 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109501 V. Gutlyanskii Article 2022 V. Gutlyanskii 0 Two coefficient conjectures for nonvanishing Hardy functions, I Tue, 22 Jul 2025 18:02:35 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109502 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109502 S. L. Krushkal Article 2022 S. L. Krushkal 0 Hereditary properties of finite ultrametric spaces Tue, 22 Jul 2025 18:02:34 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109498 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109498 E. A. Petrov Article 2022 E. A. Petrov 0 Nonlinear Beltrami equation and asymptotics of its solution Tue, 22 Jul 2025 18:02:34 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109499 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109499 R. Salimov Article 2022 R. Salimov 0 On one inverse problem for a hyperbolic equation Tue, 22 Jul 2025 18:02:34 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109500 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109500 A. Y. Akhundov Article 2022 A. Y. Akhundov 0 Strengthened Belinskii theorem and its applications Tue, 22 Jul 2025 18:02:33 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109496 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109496 S. L. Krushkal Article 2022 S. L. Krushkal 0 Regularization of the Singularly Perturbed Cauchy Problem for a Hyperbolic System Tue, 22 Jul 2025 18:02:33 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109497 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109497 A. Omuraliev Article 2022 A. Omuraliev 0 Hausdorff analytic functions in a three-dimensional associative noncommutative algebra Tue, 22 Jul 2025 18:02:32 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109493 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109493 V. Shpakivskyi Article 2022 V. Shpakivskyi 0 Bipartite graphs and best proximity pairs Tue, 22 Jul 2025 18:02:32 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109494 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109494 K. Chaira Article 2022 K. Chaira 0 On a boundary properties of functions from a class Hp(p ≥ 1) Tue, 22 Jul 2025 18:02:32 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109495 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109495 U. Hrabova Article 2022 U. Hrabova 0 Monogenic functions with values in algebras of the second rank over the complex field and a generalized biharmonic equation with a triple characteristic Tue, 22 Jul 2025 18:02:31 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109490 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109490 S. V. Gryshchuk Article 2022 S. V. Gryshchuk 0 On the degenerate Beltrami equation and hydrodynamic normalization Tue, 22 Jul 2025 18:02:31 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109491 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109491 V. Gutlyanskii Article 2022 V. Gutlyanskii 0 On the Caratheodory metric of universal Teichmuller space Tue, 22 Jul 2025 18:02:31 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109492 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109492 S. L. Krushkal Article 2022 S. L. Krushkal 0 On Approximation Properties of a Stancu Generalization of Szasz-Mirakyan-Bernstein Operators Tue, 22 Jul 2025 18:02:30 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109487 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109487 T. Tunc Article 2021 T. Tunc 0 Approximate Solution of the System of Linear Volterra-Stieltjes Integral Equations of the Second Kind Tue, 22 Jul 2025 18:02:30 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109489 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109489 A. Asanov Article 2022 A. Asanov 0 Limit cycles of multi-parameter polynomial dynamical systems Tue, 22 Jul 2025 18:02:29 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109484 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109484 V. A. Gaiko Article 2021 V. A. Gaiko 0 Topological properties of closed weakly m-semiconvex sets Tue, 22 Jul 2025 18:02:29 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109485 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109485 T. M. Osipchuk Article 2021 T. M. Osipchuk 0 On some approximative properties of Gauss-Weierstrass singular operators Tue, 22 Jul 2025 18:02:29 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109486 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109486 O. Shvai Article 2021 O. Shvai 0 Quasiregular Mappings and Discrete Group Actions Tue, 22 Jul 2025 18:02:28 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109482 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109482 B. N. Apanasov Article 2021 B. N. Apanasov 0 Existence of periodic traveling waves in Fermi-Pasta-Ulam type systems on 2D-lattice with saturable nonlinearities Tue, 22 Jul 2025 18:02:28 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109483 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109483 S. M. Bak Article 2021 S. M. Bak 0 Maximal coefficient functionals on univalent functions Tue, 22 Jul 2025 18:02:27 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109479 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109479 S. L. Krushkal Article 2021 S. L. Krushkal 0 A representation of the Weierstrass integral via the Poisson integrals Tue, 22 Jul 2025 18:02:27 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109480 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109480 A. M. Shutovskyi Article 2021 A. M. Shutovskyi 0 On the asymptotics of the principal moments of inertia of a convex body in the isotropic state Tue, 22 Jul 2025 18:02:27 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109481 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109481 V. A. Zorich Article 2021 V. A. Zorich 0 On Ahlfors-Beurling Operator Tue, 22 Jul 2025 18:02:26 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109476 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109476 M. Arsenovic Article 2021 M. Arsenovic 0 Schwartz-type boundary value problems for canonical domains in a biharmonic plane Tue, 22 Jul 2025 18:02:26 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109477 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109477 S. V. Gryshchuk Article 2021 S. V. Gryshchuk 0 On boundary-value problems for semi-linear equations in the plane Tue, 22 Jul 2025 18:02:26 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109478 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109478 V. Gutlyanskii Article 2021 V. Gutlyanskii 0 Belonging of Laplace-Stieltjes integrals to convergence classes Tue, 22 Jul 2025 18:02:22 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109466 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109466 M. M. Sheremeta Article 2021 M. M. Sheremeta 0 Conformality, classical and generalized Tue, 22 Jul 2025 18:02:22 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109467 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109467 V. A. Zorich Article 2021 V. A. Zorich 0 Composition operators on Hardy-Sobolev spaces and BMO-quasiconformal mappings Tue, 22 Jul 2025 18:02:21 +0000 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109464 https://harvester.nas.gov.ua/Record/open-sciencenbuvgovua-109464 A. Menovschikov Article 2021 A. Menovschikov 0