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Results for Showing 7251 - 7300 results of 311162 Laminas_Feed_Writer 2 (https://getlaminas.org) https://harvester.nas.gov.ua/Search/Results?sort=last_indexed+desc&limit=50&page=146&type=Subject&lng=en 311162 7250 50 Best approximations of the Cauchy – Szegö kernel in the mean on the unit circle Tue, 24 Mar 2026 02:08:39 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1589 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1589 Savchuk, V. V. Article 2018 Savchuk, V. V. 0 Continued-fractions representations of the functions $\mathrm{s}\mathrm{h} z, \mathrm{c}\mathrm{h} z, \mathrm{s}\mathrm{i}\mathrm{n} z, \mathrm{c}\mathrm{o}\mathrm{s} z$ Tue, 24 Mar 2026 02:08:38 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1587 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1587 Pahirya, M. M. Article 2018 Pahirya, M. M. 0 Construction of intermediate differentiable functions Tue, 24 Mar 2026 02:08:37 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1586 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1586 Maslyuchenko, V. K. Article 2018 Maslyuchenko, V. K. 0 Multiple modules of continuity and the best approximations of periodic functions in metric spaces Tue, 24 Mar 2026 02:08:37 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1588 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1588 Pichugov, S. A. Article 2018 Pichugov, S. A. 0 Joint universality for $L$-functions from Selberg class and periodic Hurwitz zeta-functions Tue, 24 Mar 2026 02:08:36 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1585 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1585 Macaitienė, R. Article 2018 Macaitienė, R. 0 Application of the method of averaging to the problems of optimal control for ordinary differential equations on the semiaxis Tue, 24 Mar 2026 02:08:34 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1584 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1584 Kichmarenko, O. D. Article 2018 Kichmarenko, O. D. 0 On the approximation of the classes $W_{β}^rH^{α}$ by biharmonic Poisson integrals Tue, 24 Mar 2026 02:08:32 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1582 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1582 Hrabova, U. Z. Article 2018 Hrabova, U. Z. 0 On Darboux vector in Lorentzian 5-space Tue, 24 Mar 2026 02:08:32 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1583 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1583 Iyigün, E. Article 2018 Iyigün, E. 0 Divergence theorem in the $L_2$ -version. Application to the Dirichlet problem Tue, 24 Mar 2026 02:08:31 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1581 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1581 Bogdanskii, Yu. V. Article 2018 Bogdanskii, Yu. V. 0 Numerical solutions of fractional system, two-point BVPs using iterative reproducing kernel algorithm Tue, 24 Mar 2026 02:08:30 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1580 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1580 Al-Smadi, M. Article 2018 Al-Smadi, M. 0 Second-order differential subordinations on a class of analytic functions defined by Rafid-operator Tue, 24 Mar 2026 02:08:28 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1579 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1579 Akgül, A. Article 2018 Akgül, A. 0 A note on the coefficient estimates for some classes of $p$ -valent functions Tue, 24 Mar 2026 02:08:26 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1575 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1575 Sharma, N. L. Article 2018 Sharma, N. L. 0 Best approximation of the functions from anisotropic Nikol’skii – Besov classes defined in $R^d$ Tue, 24 Mar 2026 02:08:26 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1577 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1577 Yanchenko, S. Ya. Article 2018 Yanchenko, S. Ya. 0 A corrigendum to “Hereditary properties between a ring and its maximal subrings” Tue, 24 Mar 2026 02:08:26 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1578 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1578 Gaur, A. Article 2018 Gaur, A. 0 Estimates of the best bilinear approximations for the classes of $(ψ,β)$-differentiable periodic multivariate functions Tue, 24 Mar 2026 02:08:25 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1576 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1576 Shvai, K. V. Article 2018 Shvai, K. V. 0 The Drazin inverses of infinite triangular matrices and their linear preservers Tue, 24 Mar 2026 02:08:22 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1574 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1574 Słowik, R. Article 2018 Słowik, R. 0 Mechanical systems with singular equilibria and the Coulomb dynamics of three charges Tue, 24 Mar 2026 02:08:21 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1573 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1573 Skrypnik, W. I. Article 2018 Skrypnik, W. I. 0 On the criteria of transversality and disjointness of nonnegative selfadjoint extensions of nonnegative symmetric operators Tue, 24 Mar 2026 02:08:19 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1571 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1571 Kovalev, Yu. G. Article 2018 Kovalev, Yu. G. 0 Limit theorems for the maximum of sums of independent random processes Tue, 24 Mar 2026 02:08:19 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1572 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1572 Matsak, I. K. Article 2018 Matsak, I. K. 0 Mitigation method for a round plate under the action of mass forces Tue, 24 Mar 2026 02:08:18 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1570 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1570 Kilchinsky, A. A. Article 2018 Kilchinsky, A. A. 0 Value distribution of differential-difference polynomials of meromorphic functions Tue, 24 Mar 2026 02:08:15 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1569 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1569 Zhang, R. R. Article 2018 Zhang, R. R. 0 Approximate and information aspects of the numerical solution of unstable integral and pseudodifferential equations Tue, 24 Mar 2026 02:08:13 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1566 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1566 Semenova, E. V. Article 2018 Semenova, E. V. 0 Surfaces generated by the real and imaginary parts of analytic functions: $A$-deformations occurring independently or simultaneously Tue, 24 Mar 2026 02:08:13 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1567 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1567 Bezkorovaina, L. L. Article 2018 Bezkorovaina, L. L. 0 On the approximation and growth of entire harmonic functions in $R_n$ Tue, 24 Mar 2026 02:08:13 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1568 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1568 Veselovskaya, O. V. Article 2018 Veselovskaya, O. V. 0 Averaging of fuzzy systems Tue, 24 Mar 2026 02:08:12 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1565 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1565 Perestyuk, N. A. Article 2018 Perestyuk, N. A. 0 On moduli of smoothness with Jacobi weights Tue, 24 Mar 2026 02:08:10 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1563 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1563 Kopotun, K. A. Article 2018 Kopotun, K. A. 0 Continuity in the parameter for the solutions of one-dimensional boundary-value problems for differential equations of higher orders in Slobodetsky spaces Tue, 24 Mar 2026 02:08:08 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1564 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1564 Maslyuk, H. O. Article 2018 Maslyuk, H. O. 0 Criteria for the existence of an isolated solution of a nonlinear boundary-value problem Tue, 24 Mar 2026 02:08:07 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1561 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1561 Dzhumabaev, D. S. Article 2018 Dzhumabaev, D. S. 0 A problem for one class of pseudodifferential evolutionary equations multipoint in the time variable Tue, 24 Mar 2026 02:08:06 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1560 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1560 Verezhak, A. P. Article 2018 Verezhak, A. P. 0 Bifurcation conditions for the solutions of weakly perturbed boundary-value problems for operator equations in Banach spaces Tue, 24 Mar 2026 02:08:06 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1562 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1562 Zhuravlev, V. F. Article 2018 Zhuravlev, V. F. 0 Polynomial inequalities in regions with interior zero angles in the Bergman space Tue, 24 Mar 2026 02:08:05 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1559 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1559 Abdullayev, F. G. Article 2018 Abdullayev, F. G. 0 Least-squares method in the theory of matrix differential-algebraic boundary-value problems Tue, 24 Mar 2026 02:08:01 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1556 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1556 Dzyuba, M. V. Article 2018 Dzyuba, M. V. 0 Differential-geometric structure and the Lax – Sato integrability of a class of dispersionless heavenly type equations Tue, 24 Mar 2026 02:08:01 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1557 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1557 Hentosh, О. Ye. Article 2018 Hentosh, О. Ye. 0 Irregular elliptic boundary-value problems and Hörmander spaces Tue, 24 Mar 2026 02:08:01 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1558 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1558 Anop, A. V. Article 2018 Anop, A. V. 0 On equations with generalized periodic right-hand side Tue, 24 Mar 2026 02:08:00 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1555 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1555 Fečkan, M. Article 2018 Fečkan, M. 0 Asymptotic $Σ$-solutions to singularly perturbed Benjamin – Bona – Mahony equation with variable coefficients Tue, 24 Mar 2026 02:07:57 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1554 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1554 Samoilenko, V. G. Article 2018 Samoilenko, V. G. 0 Limit theorems for the solutions of boundary-value problems Tue, 24 Mar 2026 02:07:56 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1552 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1552 Mikhailets, V. A. Article 2018 Mikhailets, V. A. 0 Kolmogorov widths and bilinear approximations of the classes of periodic functions of one and many variables Tue, 24 Mar 2026 02:07:56 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1553 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1553 Romanyuk, A. S. Article 2018 Romanyuk, A. S. 0 Application of the method of averaging to the problems of optimal control over functional-differential equations Tue, 24 Mar 2026 02:07:55 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1551 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1551 Koval’chuk, T. V. Article 2018 Koval’chuk, T. V. 0 Linear and nonlinear heat equations on a $p$ -adic ball Tue, 24 Mar 2026 02:07:52 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1550 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1550 Kochubei, A. N. Article 2018 Kochubei, A. N. 0 Almost periodic solutions of Lotka – Volterra systems with diffusion and impulsive action Tue, 24 Mar 2026 02:07:51 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1549 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1549 Dvornyk, A. V. Article 2018 Dvornyk, A. V. 0 Application of the Faber polynomials in proving combinatorial identities Tue, 24 Mar 2026 02:07:50 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1547 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1547 Imash, kyzy M. Article 2018 Imash, kyzy M. 0 On the rigidity of rank gradient in a group of intermediate growth Tue, 24 Mar 2026 02:07:49 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1548 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1548 Grigorchuk, R. I. Article 2018 Grigorchuk, R. I. 0 Existence of global solutions for some classes of integral equations Tue, 24 Mar 2026 02:07:48 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1546 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1546 Agarwal, P. Article 2018 Agarwal, P. 0 Forced frequency locking for differential equations with distributional forcings Tue, 24 Mar 2026 02:07:47 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1545 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1545 Recke, L. Article 2018 Recke, L. 0 On solutions of nonlinear boundary-value problems the components of which vanish at certain points Tue, 24 Mar 2026 02:07:45 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1544 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1544 Puza, B. Article 2018 Puza, B. 0 Variational method for the solution of nonlinear boundary-value problems of the dynamics of bounded volumes of liquid with variable boundaries Tue, 24 Mar 2026 02:07:44 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1542 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1542 Lukovsky, I. O. Article 2018 Lukovsky, I. O. 0 Exact and approximate solutions of spectral problems for the Schrödinger operator on (−∞,∞) with polynomial potential Tue, 24 Mar 2026 02:07:44 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1543 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1543 Makarov, V. L. Article 2018 Makarov, V. L. 0 Lyapunov functions in the global analysis of chaotic systems Tue, 24 Mar 2026 02:07:43 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1541 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1541 Leonov, G. A. Article 2018 Leonov, G. A. 0 Bounded solutions of evolutionary equations Tue, 24 Mar 2026 02:07:42 +0000 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1539 https://harvester.nas.gov.ua/Record/umjimathkievua-article-1539 Boichuk, О. A. Article 2018 Boichuk, О. A. 0