Ukraïns’kyĭ Matematychnyĭ ZhurnalNaukovyĭ Zhurnal Short Title: Ukr. Mat. Zh. Publisher: National Academy of Sciences of Ukraine - NAS Ukraine (Natsional’na Akademiya Nauk Ukraïiny - NAN Ukraïny), Institute of Mathematics (Instytut Matematyky), Kiev ISSN: 0041-6053 Online: https://umj.imath.kiev.ua/index.php/umj/issue/view/442https://umj.imath.kiev.ua/index.php/umj/issue/archive.kiev.ua/index.php/umj/issue/archive Translation: Ukrainian Mathematical Journal Comments: Journal; Latest articles indexed in the translation journal. Documents Indexed: 6,213 Publications (since 1949) References Indexed: 48 Publications with 584 References. all top 5 Latest Issues 69, No. 5 (2017) 62, No. 12 (2010) 62, No. 11 (2010) 62, No. 10 (2010) 62, No. 9 (2010) 62, No. 8 (2010) 62, No. 7 (2010) 62, No. 6 (2010) 62, No. 5 (2010) 62, No. 4 (2010) 62, No. 3 (2010) 62, No. 2 (2010) 62, No. 1 (2010) 61, No. 12 (2009) 61, No. 11 (2009) 61, No. 10 (2009) 61, No. 9 (2009) 61, No. 8 (2009) 61, No. 7 (2009) 61, No. 6 (2009) 61, No. 5 (2009) 61, No. 4 (2009) 61, No. 3 (2009) 61, No. 2 (2009) 61, No. 1 (2009) 60, No. 12 (2008) 60, No. 11 (2008) 60, No. 10 (2008) 60, No. 9 (2008) 60, No. 8 (2008) 60, No. 7 (2008) 60, No. 6 (2008) 60, No. 5 (2008) 60, No. 4 (2008) 60, No. 3 (2008) 60, No. 2 (2008) 60, No. 1 (2008) 59, No. 12 (2007) 59, No. 11 (2007) 59, No. 10 (2007) 59, No. 9 (2007) 59, No. 8 (2007) 59, No. 7 (2007) 59, No. 6 (2007) 59, No. 5 (2007) 59, No. 4 (2007) 59, No. 3 (2007) 59, No. 2 (2007) 59, No. 1 (2007) 58, No. 12 (2006) 58, No. 11 (2006) 58, No. 10 (2006) 58, No. 9 (2006) 58, No. 8 (2006) 58, No. 7 (2006) 58, No. 6 (2006) 58, No. 5 (2006) 58, No. 4 (2006) 58, No. 3 (2006) 58, No. 2 (2006) 58, No. 1 (2006) 57, No. 12 (2005) 57, No. 11 (2005) 57, No. 10 (2005) 57, No. 9 (2005) 57, No. 8 (2005) 57, No. 7 (2005) 57, No. 6 (2005) 57, No. 5 (2005) 57, No. 4 (2005) 57, No. 3 (2005) 57, No. 2 (2005) 57, No. 1 (2005) 56, No. 12 (2004) 56, No. 11 (2004) 56, No. 10 (2004) 56, No. 9 (2004) 56, No. 8 (2004) 56, No. 7 (2004) 56, No. 6 (2004) 56, No. 5 (2004) 56, No. 4 (2004) 56, No. 3 (2004) 56, No. 2 (2004) 56, No. 1 (2004) 55, No. 12 (2003) 55, No. 11 (2003) 55, No. 10 (2003) 55, No. 9 (2003) 55, No. 8 (2003) 55, No. 7 (2003) 55, No. 6 (2003) 55, No. 5 (2003) 55, No. 4 (2003) 55, No. 3 (2003) 55, No. 2 (2003) 55, No. 1 (2003) 54, No. 12 (2002) 54, No. 11 (2002) 54, No. 10 (2002) ...and 244 more Volumes all top 5 Authors 151 Mytropol’skyĭ, Yuriĭ Oleksiĭovych 121 Samoĭlenko, Anatoliĭ Mykhaĭlovych 54 Stepanets’, Oleksandr Ivanovych 43 Korolyuk, Volodymyr Semenovych 42 Babenko, Vladyslav Fedorovych 42 Perestyuk, Mykola Oleksiĭovych 38 Berezans’kyĭ, Yuriĭ Makarovych 36 Gorbachuk, Myroslav L’vovych 34 Petrina, Dmitri Yakovych 32 Lykova, Olga B. 30 Dzyadyk, Vladyslav Kyrylovych 29 Sheremeta, Myroslav Mykolaiovych 28 Samoĭlenko, Yuriĭ Stefanovych 27 Martynyuk, Anatoliĭ Andriĭovych 27 Samoĭlenko, Valeriĭ Grygorovych 26 Ptashnyk, Bogdan Ĭosypovych 25 Serdyuk, Anatoly S. 24 Sokolov, Yuriĭ Dmitrievich 23 Gorbachuk, Valentyna Ivanivna 23 Skrypnyk, Igor Volodymyrovych 22 Chernikov, Mykola Sergiĭovych 22 Fodchuk, V. I. 22 Fushchych, Vil’gel’m Illich 21 Matsak, Ivan K. 21 Ronto, N. I. 21 Slyusarchuk, Vasyl Yukhimovich 20 Kolomiets, Victor Grigorievich 20 Pichugov, S. A. 20 Radzievskiĭ, Grigoriĭ Vadimovich 20 Vakarchuk, Sergei Borisovich 19 Buldygin, Valeriĭ Volodymyrovych 19 Fil’chakov, Pavel Feodos’evich 19 Gusak, Dmytro V. 19 Kofanov, V. A. 19 Ligun, A. A. 19 Pelyukh, Grygor P. 19 Prykarpatsky, Anatoliy Karolevych 19 Remez, Evgeniĭ Yakovlevich 19 Sharkovs’kyĭ, Oleksandr Mykolaĭovych 18 Berezovskiĭ, Arnol’d Anatol’evich 18 Boĭchuk, Oleksandr Andriĭovych 18 Bondarev, Borys Volodymyrovych 18 Plaksa, Sergiy Anatoliyovych 18 Romanyuk, Anatolii Sergiiovych 18 Zorii, Natalia 17 Golub, Anatoly P. 17 Koshmanenko, Volodymyr Dmytrovych 17 Mishura, Yuliya Stepanivna 16 Gol’dberg, Anatoliĭ Asirowitsch 16 Khoma, G. P. 16 Korneĭchuk, Nikolaĭ Pavlovich 16 Kulyk, V. L. 16 Kurdachenko, Leonid Andriĭovych 16 Maslyuchenko, Volodymyr Kyrylovych 16 Nizhnik, Leonid Pavlovich 16 Protasov, Igor Volodymyrovych 16 Roĭtberg, Yakov Abramovich 16 Rukasov, Vladimir I. 16 Semko, Nikolaj N. 16 Skorokhod, Anatoliĭ Volodymyrovych 15 Butsan, G. P. 15 Dalets’kyĭ, Yuriĭ L’vovych 15 Motornyĭ, Vitaliĭ Pavlovych 15 Parasyuk, Igor O. 15 Shevelo, Vladimir Nikolajevič 15 Trofimchuk, Sergei I. 15 Trokhymchuk, Yuriĭ Yuriĭovych 15 Valeev, Kim Galyamovich 15 Zmorovich, Valentin Anatolyevich 14 Davydov, N. A. 14 Gavrilyuk, V. T. 14 Lavrenyuk, S. P. 14 Luchka, A. Yu 14 Petunin, Yuriĭ Ivanovich 14 Savchuk, Viktor V. 14 Vynnyts’kyj, B. V. 13 Feshchenko, S. F. 13 Kharkevych, Yuriy I. 13 Kozachenko, Yuriĭ Vasyl’ovych 13 Lasuriya, Robert Andreevich 13 Mazko, Alexey G. 13 Parasyuk, Ostap Stepanovych 13 Roiter, Andrei V. 13 Swishchuk, Anatoliy 13 Tamrazov, Promarz Melikovich 13 Teplinsky, Yuriy V. 12 Barannyk, Anatoliy F. 12 Baryshovets, P. P. 12 Bazaliĭ, Boris V. 12 Chaus, Nikolaĭ Nikolaevich 12 Dzhalladova, Irada A. 12 Gasanenko, Vitalii Alekseevich 12 Gomilko, Alexandre M. 12 Korenevskij, D. G. 12 Kurpel, Nikolay Stepanovich 12 Martynyuk, Dmytro Ivanovych 12 Mel’nik, V. I. 12 Pereverzev, Sergei V. 12 Polozhii, Georgii Nikolaevich 12 Zabavsky, Bogdan Volodymyrovych ...and 3,202 more Authors all top 5 Fields 967 Ordinary differential equations (34-XX) 748 Partial differential equations (35-XX) 662 Probability theory and stochastic processes (60-XX) 463 Functions of a complex variable (30-XX) 441 Operator theory (47-XX) 409 Approximations and expansions (41-XX) 363 Group theory and generalizations (20-XX) 292 Functional analysis (46-XX) 273 Harmonic analysis on Euclidean spaces (42-XX) 234 Numerical analysis (65-XX) 196 Dynamical systems and ergodic theory (37-XX) 183 Integral equations (45-XX) 148 Systems theory; control (93-XX) 127 Real functions (26-XX) 124 History and biography (01-XX) 121 Global analysis, analysis on manifolds (58-XX) 109 Topological groups, Lie groups (22-XX) 105 Associative rings and algebras (16-XX) 103 Calculus of variations and optimal control; optimization (49-XX) 100 Difference and functional equations (39-XX) 94 Statistics (62-XX) 93 Linear and multilinear algebra; matrix theory (15-XX) 78 Sequences, series, summability (40-XX) 78 General topology (54-XX) 77 Mechanics of particles and systems (70-XX) 76 Potential theory (31-XX) 70 Statistical mechanics, structure of matter (82-XX) 67 Number theory (11-XX) 60 Measure and integration (28-XX) 55 Quantum theory (81-XX) 53 Mechanics of deformable solids (74-XX) 52 Fluid mechanics (76-XX) 50 Differential geometry (53-XX) 42 Several complex variables and analytic spaces (32-XX) 38 Manifolds and cell complexes (57-XX) 37 Nonassociative rings and algebras (17-XX) 37 Integral transforms, operational calculus (44-XX) 35 Combinatorics (05-XX) 35 Special functions (33-XX) 35 Operations research, mathematical programming (90-XX) 25 Algebraic geometry (14-XX) 24 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 22 Convex and discrete geometry (52-XX) 22 Computer science (68-XX) 21 Abstract harmonic analysis (43-XX) 19 Commutative algebra (13-XX) 18 Category theory; homological algebra (18-XX) 17 Geometry (51-XX) 15 Order, lattices, ordered algebraic structures (06-XX) 13 General algebraic systems (08-XX) 13 Biology and other natural sciences (92-XX) 12 Classical thermodynamics, heat transfer (80-XX) 11 Information and communication theory, circuits (94-XX) 9 Algebraic topology (55-XX) 9 Optics, electromagnetic theory (78-XX) 8 Field theory and polynomials (12-XX) 5 Mathematical logic and foundations (03-XX) 2 General and overarching topics; collections (00-XX) 2 \(K\)-theory (19-XX) 2 Relativity and gravitational theory (83-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 2,096 Publications have been cited 6,799 times in 5,274 Documents Cited by ▼ Year ▼ Necessary conditions for an extremum, penalty functions, and regularity. Zbl 0764.90079 Pshenichnyi, B. N. 152 1992 On the space of sequences of \(p\)-bounded variation and related matrix mappings. Zbl 1040.46022 Başar, F.; Altay, B. 129 2003 Remarks on the transformations of multiple sequences. Zbl 0129.04202 Timan, M. F. 122 1960 Co-existence of cycles of a continuous mapping of the line into itself. (Die Koexistenz von Zyklen einer stetigen Abbildung der Geraden in sich.) Zbl 0122.17504 Sharkovskiĭ, A. N. 84 1964 Some Euler sequence spaces of nonabsolute type. Zbl 1096.46011 Altay, B.; Başar, F. 67 2005 On a formula of generalized resolvents of a non-densely given Hermitian operator. Zbl 0789.47005 Malamud, M. M. 47 1992 Boundary behaviour of ring \(Q\)-homeomorphisms in metric spaces. Zbl 1224.53071 Smolovaya, E. S. 33 2010 Conditions for the existence of solutions of real nonautonomous systems of quasilinear differential equations vanishing at a singular point. Zbl 1224.35033 Evtukhov, V. M.; Samoilenko, A. M. 32 2010 Multiply \(\mathfrak L\)-composition formations of finite groups. Zbl 0980.20011 Skiba, A. N.; Shemetkov, L. A. 32 2000 Group classification of nonlinear Schrödinger equations. Zbl 0993.58020 Nikitin, A. G.; Popovych, R. O. 30 2001 Quantitative convergence theorems for a class of Bernstein-Durrmeyer operators preserving linear functions. Zbl 1224.42079 Gonska, H.; Pǎltǎnea, R. 29 2010 Li-Yorke sensitivity and other concepts of chaos. Zbl 1075.37500 Kolyada, S. F. 28 2004 Linear forms and statistical criteria. I, II. (Lineare Formen und statistische Kriterien. I, II.) Zbl 0052.36701 Linnik, Yu. V. 28 1953 Regular elliptic boundary value problem for a homogeneous equation in a two-sided refined scale of spaces. Zbl 1150.35027 Mikhailets, V. A.; Murach, A. A. 23 2006 Solutions of systems of nonlinear functional-differential equations bounded in the entire real axis and their properties. Zbl 0843.34073 Samoilenko, A. M.; Pelyukh, G. P. 22 1994 Simultaneous determination of two coefficients of a parabolic equation in the case of nonlocal and integral conditions. Zbl 0991.35102 Ivanchov, M. I.; Pabyrivs’ka, N. V. 22 2001 On a modification of the Newton method. (Über eine Modifikation der Newtonschen Methode.) Zbl 0176.13802 Shamanskiĭ, V. E. 22 1967 Simple \(D[X,Y;\sigma,a]\)-modules. Zbl 0810.16003 Bavula, V. V. 22 1992 On groups of finite rang. II. Zbl 0229.22002 Charin, V. S. 21 1966 On the Dirac system of differential equations with discontinuity conditions inside the interval. Zbl 1102.34068 Amirov, R. Kh. 21 2005 Diffusion approximation with equilibrium for evolutionary systems switched by semi-Markov processes. Zbl 1093.60057 Korolyuk, V. S.; Limnios, N. 20 2005 Approximation characteristics of the classes \(B_{p,\theta}^{\Omega}\) of periodic functions of many variables. Zbl 1120.42001 Stasyuk, S. A.; Fedunyk, O. V. 20 2006 Some modern aspects of the theory of impulsive differential equations. Zbl 1164.34300 Perestyuk, M. O.; Chernikova, O. S. 20 2008 Approximation of general zero-range potential. Zbl 1037.81532 Albeverio, S.; Nizhnik, L. 19 2000 On the modularity of the lattice of \(\tau\)-closed \(n\)-multiply \(\omega\)-composite formations. Zbl 1209.20014 Vorob’ev, N. N.; Tsarev, A. A. 18 2010 Eine numerisch-analytische Methode zur Untersuchung periodischer Systeme von gewöhnlichen Differentialgleichungen. I, II. Zbl 0158.34002 Samojlenko, A. M. 18 1965 A note on global attractivity in models of hematopoiesis. Zbl 0893.92012 Gopalsamy, K.; Trofimchuk, S. I.; Bantsur, N. K. 18 1998 Refined scales of spaces and elliptic boundary value problems. III. Zbl 1142.35017 Mikhailets, V. A.; Murach, A. A. 18 2007 On increasing the integrability of generalized solutions of the Dirichlet problem for fourth-order nonlinear equations with strengthened ellipticity. Zbl 1150.35034 Kovalevskii, A. A.; Voitovich, M. V. 17 2006 On cubic operators defined on finite-dimensional simplexes. Zbl 1075.37540 Rozikov, U. A.; Khamraev, A. Yu. 17 2004 Integrals of certain random functions with respect to general random measures. Zbl 0957.60054 Radchenko, V. N. 17 1999 Equilibrium potentials with external fields. Zbl 1074.31502 Zorij, N. V. 17 2003 On the theory of extensions of \(J\)-symmetrical operators. Zbl 0113.31601 Zhikhar’, N. A. 17 1959 A simple approach to the global regime of Gaussian ensembles of random matrices. Zbl 1102.82015 Pastur, L. A. 17 2005 Resonance and nonlinearity: A survey. Zbl 1150.34424 Mawhin, J. 17 2007 Convergence to Markov processes. Zbl 0203.49904 Gikhman, I. I. 17 1969 Direct and inverse problems for the Dirac operator with a spectral parameter linearly contained in a boundary condition. Zbl 1224.34286 Amirov, R. Kh.; Keskin, B.; Ozkan, A. S. 16 2009 Monogenic functions in a biharmonic algebra. Zbl 1224.46098 Grishchuk, S. V.; Plaksa, S. A. 16 2009 On the theory of the third-order equation with multiple characteristics containing the second time derivative. Zbl 1224.35299 Dzhuraev, T. D.; Apakov, Yu. P. 16 2010 Solvability criterion and representation of solutions of \(n\)-normal and \(d\)-normal linear operator equations in a Banach space. Zbl 1221.47005 Zhuravlev, V. F. 16 2010 Dynamic game problems of approach for fractional-order equations. Zbl 1032.91029 Eĭdel’man, S. D.; Chikriĭ, A. A. 16 2000 A theorem on conflict for a pair of stochastic vectors. Zbl 1039.91008 Koshmanenko, V. D. 16 2003 Ein kontinuierliches Analogon gewisser Sätze über Toeplitzsche Matrizen. Zbl 0154.37202 Akhiezer, N. I. 16 1964 Über die Gleichung \(x^m=1\) im ganzzahligen Gruppenring. Zbl 0066.01905 Berman, S. D. 15 1955 Über ein Dirichletsches Problem für die Schwingungsgleichung der Saite. Zbl 0117.31201 Berenzanskij, J. M. 15 1960 Infinite nonabelian groups in which all infinite nonabelian subgroups are invariant. Zbl 0229.20027 Chernikov, S. N. 15 1971 Über einen Satz von Jackson in \(L^ p\)-Räumen. Zbl 0198.09301 Timan, M. F. 15 1966 Generalization of one Poletskij lemma to classes of space mappings. Zbl 1224.30114 Sevost’yanov, E. A. 14 2009 Comparison of exact constants in inequalities for derivatives of functions defined on the real axis and a circle. Zbl 1103.26013 Babenko, V. F.; Kofanov, V. A.; Pichugov, S. A. 14 2003 Inverse problem with free boundary for heat equation. Zbl 1142.35625 Ivanchov, M. I. 14 2003 On the universal ultrametric space. Zbl 0871.54035 Vestfrid, I. A. 14 1994 On the problem of determining the parameter of a parabolic equation. Zbl 1240.35305 Ashyralyev, A. 14 2010 Linear widths of the Besov classes of periodic functions of many variables. II. Zbl 0998.41019 Romanyuk, A. S. 14 2001 Über Gruppen endlichen Ranges. I. Zbl 0124.26302 Charin, V. S. 14 1964 Über die Zyklen und die Struktur einer stetigen Abbildung. Zbl 0168.20806 Sharkovskij, A. N. 14 1965 Minimality and Sylow-permutability in locally finite groups. Zbl 1008.20033 Robinson, D. J. S. 14 2002 Asymptotic behaviour of the eigenvalues of a boundary-value problem for a second-order elliptic operator-differential equation. Zbl 1120.34042 Aliev, B. A. 13 2006 The best polynomial approximations in \(L_2\) and widths of some classes of functions. Zbl 1079.41026 Vakarchuk, S. B.; Shchitov, A. N. 13 2004 On some properties of orthogonal polynomials over an area in domains of the complex plane. I. Zbl 0988.42017 Abdullaev, F. G. 13 2000 Approximation of differentiable periodic functions by their Poisson biharmonic integrals. Zbl 1019.41012 Zhyhallo, K. N.; Kharkevych, Yu. I. 13 2002 Criterion of solvability of the Lyapunov type matrix equations. Zbl 0912.15010 Boĭchuk, O. A.; Krivosheya, S. A. 13 1998 On nonexistence of strongly regular graphs with parameters (486, 165, 36, 66). Zbl 1018.05110 Makhnev, A. A. 13 2002 Global attractor of a nonlinear parabolic equation. Zbl 1023.35019 Kapustyan, O. V.; Shkundin, D. V. 13 2003 Elliptic pseudo-differential operators in a refined scale of spaces on a closed manifold. Zbl 1150.35082 Murach, A. A. 12 2007 Constructive description of monogenic functions in a harmonic algebra of the third rank. Zbl 1240.31006 Plaksa, S. A.; Shpakovskii, V. S. 12 2010 On some properties of orthogonal polynomials over an area in domains of the complex plane. III. Zbl 1051.30500 Abdullaev, F. G. 12 2001 Über gewisse Klassen von Randwertproblemen für die Sturm- Liouvillesche Gleichung mit Operatorpotential. Zbl 0245.34050 Gorbachuk, V. I.; Gorbachuk, M. L. 12 1972 On the distribution of the time of the first exit from an interval and the value of a jump over the boundary for processes with independent increments and random walks. Zbl 1093.60020 Kadankov, V. F.; Kadankova, T. V. 12 2005 A semigroup of conformal mappings of the upper half-plane into itself with hydrodynamical normalization at infinity. Zbl 0873.30006 Goryajnov, V. V.; Ba, I. 12 1992 On the existence of periodic solutions for nonlinear difference equations. Zbl 1023.39006 Pelyukh, G. P. 12 2002 On some properties of Buhmann functions. Zbl 1116.42002 Zastavnyĭ, V. P. 11 2006 Problems for partial differential equations with nonlocal conditions. Metric approach to the problem of small denominators. Zbl 1114.35001 Il’kiv, V. S.; Ptashnyk, B. I. 11 2006 Asymptotic behaviour and periodic nature of two difference equations. Zbl 1224.39027 Khalaf-Allah, R. 11 2009 Inequalities for the inner radii of nonoverlapping domains and open sets. Zbl 1224.30119 Bakhtin, O. K. 11 2009 Trigonometric and orthoprojection widths of classes of periodic functions of many variables. Zbl 1224.41086 Romanyuk, A. S.; Romanyuk, V. S. 11 2009 Method of local linear approximation in the theory of bounded solutions of nonlinear differential equations. Zbl 1224.34105 Slyusarchuk, V. Yu. 11 2009 Invariant points of a dynamical system of conflict in the space of piecewise-uniformly distributed measures. Zbl 1102.91300 Koshmanenko, V. D.; Kharchenko, N. V. 11 2004 On some extremal problems of the theory of approximation in the complex plane. Zbl 1076.30042 Vakarchuk, S. B. 11 2004 Linear widths of the Besov classes of periodic functions of many variables. I. Zbl 0991.41017 Romanyuk, A. S. 11 2001 On Frobenius groups. Zbl 0224.20014 Starostin, A. I. 11 1971 Singular probability distributions and fractal properties of sets of real numbers defined by the asymptotic frequencies of their \(s\)-adic digits. Zbl 1097.11038 Albeverio, S.; Pratsiovytyi, M.; Torbin, G. 11 2005 Approximation of \((\psi,\beta)\)-differentiable functions defined on the real axis by Abel-Poisson operators. Zbl 1103.41014 Kharkevych, Yu. I.; Zhyhallo, T. V. 11 2005 Refined scales of spaces and elliptic boundary value problems. II. Zbl 1104.46021 Mikhajlets, V. A.; Murach, A. A. 11 2006 Closed polynomials and saturated subalgebras of polynomial algebras. Zbl 1164.13302 Arzhantsev, I. V.; Petravchuk, A. P. 11 2007 Asymptotic representations of the solutions of essentially nonlinear nonautonomous second-order differential equations. Zbl 1164.34427 Evtukhov, V. M.; Belozerova, M. A. 11 2008 Approximation of functions from the class \({\hat{C}}^\psi_{\beta,\infty}\) by Poisson biharmonic operators in the uniform metric. Zbl 1164.41335 Kharkevych, Yu. I.; Zhygallo, T. V. 11 2008 On the stability of an autonomous dynamical system with fast Markov switchings. Zbl 0757.60051 Korolyuk, V. S. 11 1991 On impulse Lotka-Volterra systems with diffusion. Zbl 1004.35065 Struk, O. O.; Tkachenko, V. I. 11 2002 On periodic points of polynomials. Zbl 0686.30019 Eremenko, A. Eh.; Levin, G. M. 10 1989 Best mean square approximations by entire functions of finite degree on a straight line and exact values of mean widths of functional classes. Zbl 1240.30187 Vakarchuk, S. B.; Doronin, V. G. 10 2010 On extension of some generalizations of quasiconformal mappings to a boundary. Zbl 1224.30110 Lomako, T. V. 10 2009 Approximation of functions from the class \(C^{\psi}_{\beta,\infty}\) by Poisson integrals in the uniform metric. Zbl 1224.41048 Zhyhallo, T. V.; Kharkevych, Yu. I. 10 2009 Asymptotic estimates for the best trigonometric and bilinear approximations of classes of functions of several variables. Zbl 1224.42005 Romanyuk, A. S.; Romanyuk, V. S. 10 2010 On one proof of the classical solvability of the Hele-Shaw problem with a free boundary. Zbl 0938.35200 Bazalij, B. V. 10 1998 Boundary-value problems with random initial conditions and functional series from \(\text{sub}_{\varphi}(\Omega)\). I. Zbl 0945.60058 Kozachenko, Yu. V.; Koval’chuk, Yu. A. 10 1998 On Hölder continuity of solutions of doubly nonlinear parabolic equations with weight. Zbl 0937.35021 Bonafede, S.; Skrypnik, I. I. 10 1999 Direct and indirect theorems of theory of function approximation in the space \(S^p\). Zbl 1019.41008 Stepanets, A. I.; Serdyuk, A. S. 10 2002 Some problems of polynomial approximation of entire transcendental functions. Zbl 1020.30042 Vakarchuk, S. B.; Zhir, S. I. 10 2002 Smooth and topological equivalence of functions on surfaces. Zbl 1039.58036 Sharko, V. V. 10 2003 Über die Spektralfunktionen einer Differentialgleichung zweiter Ordnung mit Operator-Koeffizienten. Zbl 0166.40802 Gorbachuk, M. L. 10 1966 Boundary behaviour of ring \(Q\)-homeomorphisms in metric spaces. Zbl 1224.53071 Smolovaya, E. S. 33 2010 Conditions for the existence of solutions of real nonautonomous systems of quasilinear differential equations vanishing at a singular point. Zbl 1224.35033 Evtukhov, V. M.; Samoilenko, A. M. 32 2010 Quantitative convergence theorems for a class of Bernstein-Durrmeyer operators preserving linear functions. Zbl 1224.42079 Gonska, H.; Pǎltǎnea, R. 29 2010 On the modularity of the lattice of \(\tau\)-closed \(n\)-multiply \(\omega\)-composite formations. Zbl 1209.20014 Vorob’ev, N. N.; Tsarev, A. A. 18 2010 On the theory of the third-order equation with multiple characteristics containing the second time derivative. Zbl 1224.35299 Dzhuraev, T. D.; Apakov, Yu. P. 16 2010 Solvability criterion and representation of solutions of \(n\)-normal and \(d\)-normal linear operator equations in a Banach space. Zbl 1221.47005 Zhuravlev, V. F. 16 2010 On the problem of determining the parameter of a parabolic equation. Zbl 1240.35305 Ashyralyev, A. 14 2010 Constructive description of monogenic functions in a harmonic algebra of the third rank. Zbl 1240.31006 Plaksa, S. A.; Shpakovskii, V. S. 12 2010 Best mean square approximations by entire functions of finite degree on a straight line and exact values of mean widths of functional classes. Zbl 1240.30187 Vakarchuk, S. B.; Doronin, V. G. 10 2010 Asymptotic estimates for the best trigonometric and bilinear approximations of classes of functions of several variables. Zbl 1224.42005 Romanyuk, A. S.; Romanyuk, V. S. 10 2010 Distribution of eigenvalues and trace formula for the Sturm-Liouville operator equation. Zbl 1224.34278 Bairamogly, M.; Aslanova, N. M. 9 2010 Algebraic dependences of meromorphic mappings in several complex variables. Zbl 1224.32018 Pham, Duc Thoan; Pham, Viet Duc 8 2010 On Hankel determinants of functions given by their expansions in \(P\)-fractions. Zbl 1224.30012 Buslaev, V. I. 8 2010 Self-improvement of summability factors of functions satisfying the reverse Hölder inequality in limit cases. Zbl 1224.26073 Korenovskij, A. A.; Fomichev, V. V. 8 2010 Completeness of invariant ideals in groups. Zbl 1240.22001 Banakh, T.; Lyaskovska, N. 7 2010 Sharp Kolmogorov-type inequalities for norms of fractional derivatives of multivariate functions. Zbl 1224.41041 Babenko, V. F.; Parfinovych, N. V.; Pichugov, S. A. 6 2010 Are the degrees of the best (co)convex and unconstrained polynomial approximations the same? II. Zbl 1224.41019 Kopotun, K.; Leviatan, D.; Shevchuk, I. A. 6 2010 Best approximation by ridge functions in \(L_p\)-spaces. Zbl 1224.41093 Maiorov, V. E. 6 2010 New results in \(G\)-best approximation in \(G\)-metric spaces. Zbl 1224.41095 Nezhad, A. Dehghan; Mazaheri, H. 6 2010 Some remarks concerning Riemannian extensions. Zbl 1224.53067 Aslanci, S.; Kazimova, S.; Salimov, A. A. 6 2010 Problem of large deviations for Markov random evolutions with independent increments in the scheme of asymptotically small diffusion. Zbl 1224.60225 Korolyuk, V. S. 6 2010 Solvability of boundary-value problems for nonlinear fractional differential equations. Zbl 1240.34007 Guo, Y. 6 2010 On Fourier multipliers and absolute convergence of Fourier integrals of radial functions. Zbl 1240.42030 Trigub, R. M. 6 2010 Estimation of a distribution function by an indirect sample. Zbl 1233.62078 Nadaraya, E.; Babilua, P.; Sokhadze, G. 5 2010 Solvability of the boundary-value problem for the second-order elliptic differential-operator equation with spectral parameter in the equation and boundary conditions. Zbl 1224.35087 Aliev, B. A. 5 2010 One-sided approximation of a step by algebraic polynomials in the mean. Zbl 1224.41023 Motornyj, V. P.; Motornaya, O. V.; Nitiema, P. K. 5 2010 Criteria for the regularity of growth of the logarithm of modulus and the argument of an entire function. Zbl 1224.30132 Bodnar, O. V.; Zabolots’kyj, M. V. 5 2010 Approximation by de la Vallée-Poussin operators on the classes of functions locally summable on the real axis. Zbl 1224.42006 Rukasov, V. I.; Chaichenko, S. O. 5 2010 Common fixed points and invariant approximation of \(R\)-subweakly commuting maps in convex metric spaces. Zbl 1240.54130 Narang, T. D.; Chandok, S. 5 2010 Sard’s theorem for mappings between Fréchet manifolds. 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Ya. 3 2010 Expansion of functions in a system of polynomials biorthogonal on a closed contour with a system of functions regular at infinitely remote point. Zbl 1224.41099 Sukhorol’s’kyj, M. A. 3 2010 Quantitative form of the Luzin \(C\)-property. Zbl 1224.26011 Krotov, V. G. 3 2010 On some systems of nonlinear integral Hammerstein-type equations on the semiaxis. Zbl 1224.45014 Khachatryan, Kh. A. 3 2010 Cauchy problem for a class of degenerate Kolmogorov-type parabolic equations with nonpositive genus. Zbl 1240.35292 Ivasyshen, S. D.; Litovchenko, V. A. 3 2010 On an estimate for the rearrangement of a function from the Muckenhoupt class \(A_1\). Zbl 1240.26041 Leonchik, E. Yu. 2 2010 Nonuniqueness of the solution of the Gellerstedt space problem for one class of multidimensional hyperbolic-elliptic equations. Zbl 1224.35294 Aldashev, S. A. 2 2010 Algebraic polynomials least deviating from zero in measure on a segment. Zbl 1224.41013 Arestov, V. 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I. 1 2010 On the maximal operator of \((C,\alpha)\)-means of Walsh-Kaczmarz-Fourier series. Zbl 1224.42077 Goginava, U.; Nagy, K. 1 2010 On closed-form solutions of triple series equations involving Laguerre polynomials. Zbl 1224.33007 Singh, B. M.; Rokne, J.; Dhaliwal, R. S. 1 2010 Cubic rings and their ideals. Zbl 1224.13005 Drozd, Yu. A.; Skuratovskii, R. V. 1 2010 Semiperfect ipri-rings and right Bézout rings. Zbl 1209.16024 Dokuchaev, M. A.; Gubareni, N. M.; Kirichenko, V. V. 1 2010 On a spherical code in the space of spherical harmonics. Zbl 1224.94047 Bondarenko, A. V. 1 2010 Period functions for \({\mathcal{C}^0}\)- and \({\mathcal{C}^1}\)-flows. Zbl 1224.37013 Maksymenko, S. I. 1 2010 Structure of a finite inverse semigroup with zero every stable order on which is fundamental or antifundamental. Zbl 1209.20061 Derech, V. D. 1 2010 Best \(m\)-term trigonometric approximation for the classes \(B_{p,\theta}^r\) of functions of low smoothness. Zbl 1224.42007 Stasyuk, S. A. 1 2010 Asymptotic analysis of phase averaging of a transport process. Zbl 1224.60227 Pogoruj, A. O. 1 2010 On \(*\)-representations of deformations of canonical anticommutation relations. Zbl 1224.46106 Proskurin, D. P.; Sukretnyi, K. M. 1 2010 On the sets of branch points of mappings more general than quasiregular. Zbl 1224.30116 Sevost’yanov, E. A. 1 2010 Integral representation of even positive-definite functions of one variable. Zbl 1224.26001 Lopotko, O. V. 1 2010 On the strong matrix Hamburger moment problem. Zbl 1224.30176 Zagorodnyuk, S. M. 1 2010 Linear system of differential equations with turning point. Zbl 1224.34112 Klyuchnyk, I. H. 1 2010 Least-squares method in the theory of ill-posed linear boundary-value problems with pulse action. Zbl 1224.35420 Chujko, S. M. 1 2010 Mixing “In the sense of Ibragimov.” Estimate for the rate of approach of a family of integral functionals of a solution of a differential equation with periodic coefficients to a family of Wiener processes. Some applications. I. Zbl 1224.60128 Bondarev, B. V.; Kozyr’, S. M. 1 2010 On solutions of one class of second-order operator differential equations in the class of holomorphic vector functions. Zbl 1224.34190 Mirzoev, S. S.; Veliev, S. G. 1 2010 Conditions for the existence of bounded solutions of nonlinear differential and functional differential equations. Zbl 1221.47106 Slyusarchuk, V. Yu. 1 2010 Linear approximation methods and the best approximations of the Poisson integrals of functions from the classes \(H_{\omega_p}\) in the metrics of the spaces \(L_p\). Zbl 1224.41027 Serdyuk, A. S.; Sokolenko, I. V. 1 2010 Automorphisms of the finitary factor power of the infinite symmetric group. Zbl 1209.20063 Gudzenko, S. 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Yu. 11 2009 On extension of some generalizations of quasiconformal mappings to a boundary. Zbl 1224.30110 Lomako, T. V. 10 2009 Approximation of functions from the class \(C^{\psi}_{\beta,\infty}\) by Poisson integrals in the uniform metric. Zbl 1224.41048 Zhyhallo, T. V.; Kharkevych, Yu. I. 10 2009 ...and 952 more Documents all cited Publications top 5 cited Publications all top 5 Cited by 5,231 Authors 37 Sevost’yanov, Yevgen Oleksandrovych 30 Başar, Feyzi 28 Albeverio, Sergio A. 24 Evtukhov, Vyacheslav Mikhaĭlovich 23 Vakarchuk, Sergei Borisovich 22 Abdullayev, Fahreddin G. 22 Babenko, Vladyslav Fedorovych 22 Malamud, Mark M. 22 Samoĭlenko, Anatoliĭ Mykhaĭlovych 21 Koshmanenko, Volodymyr Dmytrovych 21 Serdyuk, Anatoly S. 20 Skiba, Alexander Nikolaevich 19 Kapustyan, Oleksiy V. 19 Kurdachenko, Leonid Andriĭovych 19 Stević, Stevo 18 Chuĭko, Sergeĭ Mikhaĭlovich 18 Plaksa, Sergiy Anatoliyovych 18 Ryazanov, Vladimir Il’ich 18 Salimov, Ruslan Radikovich 18 Slyn’ko, Vitalii Ivanovich 17 Slyusarchuk, Vasyl Yukhimovich 16 Bavula, Vladimir V. 16 Kharkevych, Yuriy I. 16 Leonenko, Nikolai N. 16 Mytropol’skyĭ, Yuriĭ Oleksiĭovych 16 Pelyukh, Grygor P. 16 Perestyuk, Mykola Oleksiĭovych 16 Sergiyenko, Ivan Vasyl’ovych 15 Boĭchuk, Oleksandr Andriĭovych 15 Jamilov, Uygun U. 14 Mogilevskii, Vadim 14 Mursaleen, Mohammad 14 Radchenko, Vadym Mykolaĭovych 14 Shabozov, Mirgand Shabozovich 14 Shevchuk, Igor Oleksandrovych 13 Derkach, Volodymyr Oleksandrovych 13 Kasyanov, Pavlo O. 13 Kozachenko, Yuriĭ Vasyl’ovych 13 Leviatan, Dany 13 Popovych, Roman O. 13 Pshenichnyj, Boris N. 13 Torbin, Grygoriy Myroslavovych 12 Akhmet, Marat Ubaydulla 12 Assanova, Anar Turmaganbetkyzy 12 Hazarika, Bipan 12 Korolyuk, Volodymyr Semenovych 12 Mel’nyk, Taras A. 12 Murach, Aleksandr A. 12 Polets’kikh, V. M. 12 Protasov, Igor Volodymyrovych 12 Roopaei, Hadi 12 Senashov, Vladimir Iavnovich 12 Yaying, Taja 12 Zorii, Natalia 11 Ashyralyev, Allaberen 11 Butsan, G. P. 11 Diblík, Josef 11 Il’kiv, Volodymyr Stepanovych 11 Kalchuk, Inna V. 11 Kofanov, V. A. 11 Kovalevsky, Alexander Albertovich 11 Martynyuk, Anatoliĭ Andriĭovych 11 Pukal’s’kyĭ, Ivan D. 11 Rasa, Ioan 11 Romanyuk, Anatolii Sergiiovych 11 Samoilenko, Igor V. 11 Shidlich, Andrii 11 Stepanets’, Oleksandr Ivanovych 11 Subbotin, Igor Yakov 11 Tkachenko, Victor Ivanovich 11 Trofimchuk, Sergei I. 11 Zhuravlëv, Viktor Filippovich 10 Acu, Ana Maria 10 Aliev, Bahram A. 10 Chaĭchenko, Stanislav Olegovich 10 Cherniha, Roman M. 10 Ismailov, Mansur I. 10 Karataeva, T. V. 10 Litovchenko, Vladyslav A. 10 Targonskij, Andriy L. 10 Tsarev, Aleksandr 9 Altay, Bilâl 9 Arlins’kyĭ, Yuriĭ Moĭseĭovych 9 Chabanyuk, Yaroslav M. 9 Daletskii, Alexei 9 Derech, V. D. 9 Dzyubenko, German A. 9 Filevych, Petro V. 9 Galba, E. F. 9 Ganzburg, Michael Iosifovich 9 Gryshchuk, Serhii V. 9 Hassi, Seppo 9 Hembars’ka, Svitlana Borysivna 9 Kara, Emrah Evren 9 Kulyk, V. L. 9 Liz, Eduardo 9 Lytvynov, Eugene W. 9 Mykhaĭlets’, Volodymyr Andriĭovych 9 Özkartepe, Naciye Pelin 9 Pichugov, S. A. ...and 5,131 more Authors all top 5 Cited in 629 Journals 935 Ukrainian Mathematical Journal 384 Journal of Mathematical Sciences (New York) 208 Mathematical Notes 127 Journal of Mathematical Analysis and Applications 124 Cybernetics and Systems Analysis 94 Siberian Mathematical Journal 80 Nonlinear Oscillations 71 Differential Equations 64 Journal of Soviet Mathematics 53 Applied Mathematics and Computation 50 Abstract and Applied Analysis 48 Journal of Approximation Theory 43 Nonlinear Analysis. Theory, Methods & Applications. 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Serie II 9 Applied Mathematics Letters ...and 529 more Journals all top 5 Cited in 63 Fields 838 Ordinary differential equations (34-XX) 817 Partial differential equations (35-XX) 545 Probability theory and stochastic processes (60-XX) 534 Operator theory (47-XX) 456 Approximations and expansions (41-XX) 413 Functional analysis (46-XX) 408 Functions of a complex variable (30-XX) 361 Group theory and generalizations (20-XX) 332 Harmonic analysis on Euclidean spaces (42-XX) 310 Dynamical systems and ergodic theory (37-XX) 277 Numerical analysis (65-XX) 199 Real functions (26-XX) 166 Calculus of variations and optimal control; optimization (49-XX) 157 Systems theory; control (93-XX) 148 Statistics (62-XX) 146 General topology (54-XX) 143 Sequences, series, summability (40-XX) 142 Integral equations (45-XX) 137 Difference and functional equations (39-XX) 121 Operations research, mathematical programming (90-XX) 119 Associative rings and algebras (16-XX) 99 Quantum theory (81-XX) 98 Linear and multilinear algebra; matrix theory (15-XX) 91 Topological groups, Lie groups (22-XX) 88 Biology and other natural sciences (92-XX) 87 Number theory (11-XX) 78 Combinatorics (05-XX) 78 Global analysis, analysis on manifolds (58-XX) 74 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 73 Potential theory (31-XX) 72 Mechanics of particles and systems (70-XX) 72 Fluid mechanics (76-XX) 68 Mechanics of deformable solids (74-XX) 60 Computer science (68-XX) 56 Several complex variables and analytic spaces (32-XX) 54 Nonassociative rings and algebras (17-XX) 53 Measure and integration (28-XX) 52 Statistical mechanics, structure of matter (82-XX) 41 History and biography (01-XX) 41 Differential geometry (53-XX) 35 Special functions (33-XX) 32 Order, lattices, ordered algebraic structures (06-XX) 32 Abstract harmonic analysis (43-XX) 28 Commutative algebra (13-XX) 28 Algebraic geometry (14-XX) 26 Integral transforms, operational calculus (44-XX) 19 Geometry (51-XX) 19 Convex and discrete geometry (52-XX) 19 Manifolds and cell complexes (57-XX) 18 Mathematical logic and foundations (03-XX) 17 Information and communication theory, circuits (94-XX) 16 Classical thermodynamics, heat transfer (80-XX) 14 Optics, electromagnetic theory (78-XX) 13 Algebraic topology (55-XX) 12 General and overarching topics; collections (00-XX) 12 Category theory; homological algebra (18-XX) 11 General algebraic systems (08-XX) 10 Field theory and polynomials (12-XX) 10 Relativity and gravitational theory (83-XX) 4 \(K\)-theory (19-XX) 3 Geophysics (86-XX) 2 Mathematics education (97-XX) 1 Astronomy and astrophysics (85-XX) Citations by Year