Edit Profile (opens in new tab) Chyzhykov, Igor Elbertovych Co-Author Distance Author ID: chyzhykov.igor Published as: Chyzhykov, I. E.; Chyzhykov, Igor; Chyzhykov, I.; Chyzhykov, Igor E.; Chizhikov, I. E.; Chyzhykov, Ihor more...less Homepage: http://ami.lnu.edu.ua/en/employee/chyzhykov External Links: MGP · ResearchGate · Math-Net.Ru · dblp Documents Indexed: 64 Publications since 1997, including 2 Additional arXiv Preprints 1 Contribution as Editor Reviewing Activity: 82 Reviews Co-Authors: 29 Co-Authors with 40 Joint Publications 523 Co-Co-Authors all top 5 Co-Authors 23 single-authored 6 Heittokangas, Janne M. 6 Rättyä, Jouni 5 Skaskiv, Oleg Bogdanovych 4 Zolota, O. A. 3 Gröhn, Janne 3 Sheremeta, Myroslav Mykolaiovych 2 Filevych, Petro V. 2 Kosaniak, Yu. 2 Kuryliak, Andriĭ Olehovych 2 Semochko, N. S. 2 Semochko, Nadiya 1 Banakh, Taras Onufrievich 1 Beregova, Galyna 1 Bergweiler, Walter 1 Bordulyak, Marta Tymofiivna 1 Gundersen, Gary G. 1 Kolyasa, Lubov I. 1 Kovalyk, V. V. 1 Kravets, M. Ya. 1 Kutnyak, O. A. 1 Long, Jianren 1 Long, Jianren R. 1 Lyubarskii, Yurii I. 1 Mokhon’ko, Anatolii Zakharovich 1 Plichko, Anatoliĭ Mykolaĭovych 1 Sheparovych, Iryna 1 Skaskiv, Severyn 1 Voitovych, M. A. 1 Voitovych, Mariia all top 5 Serials 19 Matematychni Studiï 4 Journal of Mathematical Physics, Analysis, Geometry 3 Visnyk L’vivs’kogo Universytetu. Seriya Mekhaniko-Matematychna 3 Computational Methods and Function Theory 2 Proceedings of the American Mathematical Society 2 Matematicheskaya Fizika, Analiz, Geometriya 2 Matematychni Metody ta Fizyko-Mekhanichni Polya 2 Dopovidi Natsional’noï Akademiï Nauk Ukraïny. Matematyka, Pryrodoznavstvo, Tekhnichni Nauky 2 Journal of the Australian Mathematical Society 2 Matematychnyĭ Visnyk Naukovogo Tovarystva Im. Shevchenka 1 Analysis Mathematica 1 Israel Journal of Mathematics 1 Journal d’Analyse Mathématique 1 Journal of Mathematical Analysis and Applications 1 Ukraïns’kyĭ Matematychnyĭ Zhurnal 1 Illinois Journal of Mathematics 1 Journal of the London Mathematical Society. Second Series 1 Proceedings of the Edinburgh Mathematical Society. Series II 1 Proceedings of the London Mathematical Society. Third Series 1 The Journal of Geometric Analysis 1 Journal de Mathématiques Pures et Appliquées. Neuvième Série 1 St. Petersburg Mathematical Journal 1 Bulletin de la Société des Sciences et des Lettres de Łódź. Série: Recherches sur les Déformations 1 Analele Universității din Oradea. Fascicola Matematică 1 International Journal of Applied Mathematics 1 Mathematical Reports 1 Complex Variables and Elliptic Equations 1 Ukraïns’kyĭ Matematychnyĭ Visnyk 1 Analysis and Mathematical Physics 1 European Journal of Mathematics all top 5 Fields 48 Functions of a complex variable (30-XX) 23 Potential theory (31-XX) 12 Ordinary differential equations (34-XX) 3 Several complex variables and analytic spaces (32-XX) 3 Dynamical systems and ergodic theory (37-XX) 2 General topology (54-XX) 1 General and overarching topics; collections (00-XX) 1 Real functions (26-XX) 1 Functional analysis (46-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 35 Publications have been cited 180 times in 121 Documents Cited by ▼ Year ▼ Linear differential equations and logarithmic derivative estimates. Zbl 1044.34049 Chyzhykov, Igor; Gundersen, Gary G.; Heittokangas, Janne 48 2003 Finiteness of \(\varphi \)-order of solutions of linear differential equations in the unit disc. Zbl 1194.34162 Chyzhykov, I.; Heittokangas, J.; Rättyä, J. 20 2009 Fast growing entire solutions of linear differential equations. Zbl 1374.34362 Chyzhykov, Igor; Semochko, Nadiya 18 2016 Sharp logarithmic derivative estimates with applications to ordinary differential equations in the unit disc. Zbl 1201.34137 Chyzhykov, I.; Heittokangas, J.; Rättyä, J. 13 2010 Interpolation of analytic functions of moderate growth in the unit disc and zeros of solutions of a linear differential equation. Zbl 1317.30050 Chyzhykov, Igor; Sheparovych, Iryna 8 2014 Growth and representation of analytic and harmonic functions in the unit disc. Zbl 1155.31300 Chyzhykov, Ihor 5 2006 Generalization of a Hardy–Littlewood theorem. Zbl 1126.31300 Chyzhykov, I. E. 5 2006 Lebesgue measure of escaping sets of entire functions of completely regular growth. Zbl 1352.37134 Bergweiler, Walter; Chyzhykov, Igor 5 2016 Asymptotic behaviour of \(p\) th means of analytic and subharmonic functions in the unit disc and angular distribution of zeros. Zbl 1441.31002 Chyzhykov, Igor E. 5 2020 Zero distribution and factorization of analytic functions of slow growth in the unit disc. Zbl 1287.30011 Chyzhykov, I. 5 2013 Growth of analytic functions in the unit disc and complete measure in the sense of Grishin. Zbl 1164.30394 Chyzhykov, I. E. 4 2008 Baire categories and Wiman’s inequality for the analytic functions. Zbl 1297.30006 Kuryliak, Andriy O.; Skaskiv, Oleg B.; Chyzhykov, Igor E. 4 2012 On a complete description of the class of functions without zeros analytic in a disk and having given orders. Zbl 1150.30019 Chyzhykov, I. E. 3 2007 Argument of bounded analytic functions and Frostman’s type conditions. Zbl 1188.30063 Chyzhykov, Igor 3 2009 An addition to the \(\cos\pi\rho\)-theorem for subharmonic and entire functions of zero lower order. Zbl 0990.30018 Chyzhykov, I. E. 3 2002 Approximation of subharmonic functions of slow growth. Zbl 1062.30042 Chyzhykov, Igor 3 2002 Growth description of \(p\)th means of the Green potential in the unit ball. Zbl 1379.31012 Chyzhykov, I.; Voitovych, M. 3 2017 Generalization of the Wiman-Valiron method for fractional derivatives. Zbl 1366.30024 Chyzhykov, Igor; Semochko, Nadiya 3 2016 Growth, zero distribution and factorization of analytic functions of moderate growth in the unit disc. Zbl 1277.30053 Chyzhykov, Igor; Skaskiv, Severyn 3 2013 Growth of the Poisson-Stieltjes integral in a polydisc. Zbl 1227.31003 Chyzhykov, I.; Zolota, O. 2 2011 Pfluger-type theorem for functions of refined regular growth. Zbl 1426.30017 Chyzhykov, I. 2 2017 Oscillation of solutions of LDE’s in domains conformally equivalent to unit disc. Zbl 1494.34190 Chyzhykov, I.; Gröhn, J.; Heittokangas, J.; Rättyä, J. 2 2022 On minimum modulus of bounded analytic functions. Zbl 1199.30272 Chyzhykov, Igor 1 2007 On the boundedness of \(l\)-index of entire functions of zero genus. Zbl 1097.30516 Chyzhykov, I. E.; Sheremeta, M. M. 1 2003 Concentration of zeros and poles, \(h\)-measures, and uniform logarithmic derivative estimates of meromorphic functions. Zbl 1164.30390 Chyzhykov, I. E. 1 2008 Logarithmic derivative estimates for subharmonic functions. Zbl 1164.31300 Chyzhykov, I. E.; Kolyasa, L. I. 1 2008 Sharp logarithmic derivative estimates for meromorphic functions. Zbl 1152.30025 Chyzhykov, I. E. 1 2007 On the growth of the Cauchy-Szegő transform in the unit ball. Zbl 1333.32004 Chyzhykov, I.; Voitovych, M. 1 2015 On the minimum modulus of analytic functions of moderate growth in the unit disc. Zbl 1338.30048 Chyzhykov, I.; Kravets, M. 1 2016 Uniform approximation of subharmonic functions in the unit disk. Zbl 1389.31003 Chyzhykov, Igor; Lyubarskii, Yurii 1 2013 Boundedness of \(l\)-index for entire functions of zero genus. Zbl 1026.30027 Chyzhykov, I. E.; Sheremeta, M. M. 1 2001 On minimum modulus of an entire function of zero order. Zbl 1026.30028 Chyzhykov, I. E. 1 2002 Preservation of \(l\)-index boundedness under zeros shifts. Zbl 1035.30014 Bordulyak, M. T.; Chyzhykov, I. E.; Sheremeta, M. M. 1 2003 On non-separated zero sequences of solutions of a linear differential equation. Zbl 1485.34209 Chyzhykov, Igor; Long, Jianren R. 1 2021 On asymptotic behavior of fractional Cauchy transform. Zbl 1429.30032 Chyzhykov, Igor; Beregova, Galyna 1 2019 Oscillation of solutions of LDE’s in domains conformally equivalent to unit disc. Zbl 1494.34190 Chyzhykov, I.; Gröhn, J.; Heittokangas, J.; Rättyä, J. 2 2022 On non-separated zero sequences of solutions of a linear differential equation. Zbl 1485.34209 Chyzhykov, Igor; Long, Jianren R. 1 2021 Asymptotic behaviour of \(p\) th means of analytic and subharmonic functions in the unit disc and angular distribution of zeros. Zbl 1441.31002 Chyzhykov, Igor E. 5 2020 On asymptotic behavior of fractional Cauchy transform. Zbl 1429.30032 Chyzhykov, Igor; Beregova, Galyna 1 2019 Growth description of \(p\)th means of the Green potential in the unit ball. Zbl 1379.31012 Chyzhykov, I.; Voitovych, M. 3 2017 Pfluger-type theorem for functions of refined regular growth. Zbl 1426.30017 Chyzhykov, I. 2 2017 Fast growing entire solutions of linear differential equations. Zbl 1374.34362 Chyzhykov, Igor; Semochko, Nadiya 18 2016 Lebesgue measure of escaping sets of entire functions of completely regular growth. Zbl 1352.37134 Bergweiler, Walter; Chyzhykov, Igor 5 2016 Generalization of the Wiman-Valiron method for fractional derivatives. Zbl 1366.30024 Chyzhykov, Igor; Semochko, Nadiya 3 2016 On the minimum modulus of analytic functions of moderate growth in the unit disc. Zbl 1338.30048 Chyzhykov, I.; Kravets, M. 1 2016 On the growth of the Cauchy-Szegő transform in the unit ball. Zbl 1333.32004 Chyzhykov, I.; Voitovych, M. 1 2015 Interpolation of analytic functions of moderate growth in the unit disc and zeros of solutions of a linear differential equation. Zbl 1317.30050 Chyzhykov, Igor; Sheparovych, Iryna 8 2014 Zero distribution and factorization of analytic functions of slow growth in the unit disc. Zbl 1287.30011 Chyzhykov, I. 5 2013 Growth, zero distribution and factorization of analytic functions of moderate growth in the unit disc. Zbl 1277.30053 Chyzhykov, Igor; Skaskiv, Severyn 3 2013 Uniform approximation of subharmonic functions in the unit disk. Zbl 1389.31003 Chyzhykov, Igor; Lyubarskii, Yurii 1 2013 Baire categories and Wiman’s inequality for the analytic functions. Zbl 1297.30006 Kuryliak, Andriy O.; Skaskiv, Oleg B.; Chyzhykov, Igor E. 4 2012 Growth of the Poisson-Stieltjes integral in a polydisc. Zbl 1227.31003 Chyzhykov, I.; Zolota, O. 2 2011 Sharp logarithmic derivative estimates with applications to ordinary differential equations in the unit disc. Zbl 1201.34137 Chyzhykov, I.; Heittokangas, J.; Rättyä, J. 13 2010 Finiteness of \(\varphi \)-order of solutions of linear differential equations in the unit disc. Zbl 1194.34162 Chyzhykov, I.; Heittokangas, J.; Rättyä, J. 20 2009 Argument of bounded analytic functions and Frostman’s type conditions. Zbl 1188.30063 Chyzhykov, Igor 3 2009 Growth of analytic functions in the unit disc and complete measure in the sense of Grishin. Zbl 1164.30394 Chyzhykov, I. E. 4 2008 Concentration of zeros and poles, \(h\)-measures, and uniform logarithmic derivative estimates of meromorphic functions. Zbl 1164.30390 Chyzhykov, I. E. 1 2008 Logarithmic derivative estimates for subharmonic functions. Zbl 1164.31300 Chyzhykov, I. E.; Kolyasa, L. I. 1 2008 On a complete description of the class of functions without zeros analytic in a disk and having given orders. Zbl 1150.30019 Chyzhykov, I. E. 3 2007 On minimum modulus of bounded analytic functions. Zbl 1199.30272 Chyzhykov, Igor 1 2007 Sharp logarithmic derivative estimates for meromorphic functions. Zbl 1152.30025 Chyzhykov, I. E. 1 2007 Growth and representation of analytic and harmonic functions in the unit disc. Zbl 1155.31300 Chyzhykov, Ihor 5 2006 Generalization of a Hardy–Littlewood theorem. Zbl 1126.31300 Chyzhykov, I. E. 5 2006 Linear differential equations and logarithmic derivative estimates. Zbl 1044.34049 Chyzhykov, Igor; Gundersen, Gary G.; Heittokangas, Janne 48 2003 On the boundedness of \(l\)-index of entire functions of zero genus. Zbl 1097.30516 Chyzhykov, I. E.; Sheremeta, M. M. 1 2003 Preservation of \(l\)-index boundedness under zeros shifts. Zbl 1035.30014 Bordulyak, M. T.; Chyzhykov, I. E.; Sheremeta, M. M. 1 2003 An addition to the \(\cos\pi\rho\)-theorem for subharmonic and entire functions of zero lower order. Zbl 0990.30018 Chyzhykov, I. E. 3 2002 Approximation of subharmonic functions of slow growth. Zbl 1062.30042 Chyzhykov, Igor 3 2002 On minimum modulus of an entire function of zero order. Zbl 1026.30028 Chyzhykov, I. E. 1 2002 Boundedness of \(l\)-index for entire functions of zero genus. Zbl 1026.30027 Chyzhykov, I. E.; Sheremeta, M. M. 1 2001 all cited Publications top 5 cited Publications all top 5 Cited by 110 Authors 19 Chyzhykov, Igor Elbertovych 19 Heittokangas, Janne M. 17 Rättyä, Jouni 10 Biswas, Tanmay 9 Biswas, Chinmay 8 Gröhn, Janne 7 Long, Jianren 6 Skaskiv, Oleg Bogdanovych 5 Belaïdi, Benharrat 5 Hamouda, Saada 5 Wen, Zhitao 4 Hu, Guangming 4 Kara, Mohamed Abdelhak 4 Korhonen, Risto 4 Kuryliak, Andriĭ Olehovych 4 Sun, Yu 4 Tu, Jin 4 Xu, Hongyan 3 Cao, Tingbin 3 Chuaqui, Martin 3 Mokhon’ko, Anatolii Zakharovich 3 Shamoyan, Romi F. 3 Wang, Jun 3 Xiao, Lipeng 3 Yu, Hui 2 Bandura, Andriy Ivanovych 2 Bandyopadhyay, Anirban 2 Biswas, Nityagopal 2 Chen, Yu 2 Chen, Zongxuan 2 Deng, Guantie 2 Dilnyi, Volodymyr Mykolayovych 2 Ding, Jie 2 Fenton, Peter C. 2 Filevych, Petro V. 2 Ghosh, Chinmay 2 Huusko, Juha-Matti 2 Khats’, Ruslan Vasyl’ovych 2 Kumar Datta, Sanjib 2 Li, Hao 2 Mahmoudi, Sofiane 2 Mondal, Soumen 2 Qin, Hongyan 2 Rossi, John F. 1 Adud, Md. 1 Almansour, Alaa 1 Bashmakov, Rustèm Abdraufovich 1 Beregova, Galyna 1 Bergweiler, Walter 1 Biswas, Ritam 1 Boussaf, Kamal 1 Chen, Zhanmei 1 Cui, Weiwei 1 Dai, Guo-Yuan 1 Eloe, Paul W. 1 Escassut, Alain 1 Fettouch, Houari 1 Girnyk, Markiyan A. 1 Gong, Pan 1 Huang, Haixia 1 Huk, Khrystyna 1 Ishizaki, Katsuya 1 Kolyasa, Lubov I. 1 Korhonen, Taneli 1 Kosaniak, Yu. 1 Kravets, M. Ya. 1 Kutnyak, O. A. 1 Li, Mingjin 1 Li, Songxiao 1 Long, Jianren R. 1 Maksakov, Seraphim P. 1 Mashreghi, Javad 1 Mayer, Volker 1 Mihic, Olivera R. 1 Mokhon’ko, A. A. 1 Peláez, José Ángel 1 Peng, Ting-Yan 1 Putintseva, A. A. 1 Reijonen, Atte 1 Sahoo, Pulak 1 Shabankhah, Mahmood 1 Shapovalovska, L. O. 1 Shavala, O. V. 1 Shen, Xia 1 Sheparovych, I. B. 1 Sheparovych, Iryna 1 Shon, Kwangho 1 Skaskiv, Severyn 1 Somia, Yssaad 1 Supper, Raphaële 1 Tamang, Samten 1 Tao, Lei 1 Tohge, Kazuya 1 Tsvigun, V. L. 1 Urbański, Mariusz 1 Voitovych, Kh. O. 1 Voitovych, M. A. 1 Wang, Weiwei 1 Wegert, Elias 1 Wolff, Mareike ...and 10 more Authors all top 5 Cited in 67 Serials 9 Matematychni Studiï 8 Journal of Mathematical Analysis and Applications 6 Computational Methods and Function Theory 6 Complex Variables and Elliptic Equations 5 Ukrainian Mathematical Journal 4 Advances in Difference Equations 4 Korean Journal of Mathematics 4 AIMS Mathematics 2 Israel Journal of Mathematics 2 Proceedings of the American Mathematical Society 2 Proceedings of the Edinburgh Mathematical Society. Series II 2 Ergodic Theory and Dynamical Systems 2 The Journal of Geometric Analysis 2 Journal of Mathematical Sciences (New York) 2 St. Petersburg Mathematical Journal 2 Memoirs on Differential Equations and Mathematical Physics 2 Journal of the Korean Society of Mathematical Education. Series B. The Pure and Applied Mathematics 2 Journal of the Australian Mathematical Society 2 Ural Mathematical Journal 1 Analysis Mathematica 1 Journal d’Analyse Mathématique 1 Mathematical Notes 1 Mathematical Proceedings of the Cambridge Philosophical Society 1 Advances in Mathematics 1 Annales Polonici Mathematici 1 Bulletin of the London Mathematical Society 1 Canadian Journal of Mathematics 1 Illinois Journal of Mathematics 1 The Journal of the Indian Mathematical Society. New Series 1 Mathematische Nachrichten 1 Memoirs of the American Mathematical Society 1 Nagoya Mathematical Journal 1 Transactions of the American Mathematical Society 1 Bulletin of the Korean Mathematical Society 1 Chinese Annals of Mathematics. Series B 1 Constructive Approximation 1 Journal de Mathématiques Pures et Appliquées. Neuvième Série 1 Proceedings of the Indian Academy of Sciences. Mathematical Sciences 1 Potential Analysis 1 The Journal of Analysis 1 Electronic Journal of Differential Equations (EJDE) 1 Bulletin of the Belgian Mathematical Society - Simon Stevin 1 Bulletin des Sciences Mathématiques 1 Opuscula Mathematica 1 Journal of Difference Equations and Applications 1 Annales Academiae Scientiarum Fennicae. Mathematica 1 Abstract and Applied Analysis 1 Novi Sad Journal of Mathematics 1 Analysis (München) 1 Acta Mathematica Sinica. English Series 1 Journal of Nonlinear Mathematical Physics 1 South East Asian Journal of Mathematics and Mathematical Sciences 1 Analysis and Applications (Singapore) 1 Sarajevo Journal of Mathematics 1 Tbilisi Mathematical Journal 1 Analysis and Mathematical Physics 1 Afrika Matematika 1 Communications in Mathematics 1 Journal of Mathematical Research with Applications 1 Palestine Journal of Mathematics 1 Journal of Classical Analysis 1 Journal of Complex Analysis 1 Journal of Function Spaces 1 Iranian Journal of Numerical Analysis and Optimization 1 European Journal of Mathematics 1 Transactions of A. Razmadze Mathematical Institute 1 Vestnik KRAUNTS. Fiziko-Matematicheskie Nauki all top 5 Cited in 13 Fields 99 Functions of a complex variable (30-XX) 62 Ordinary differential equations (34-XX) 9 Potential theory (31-XX) 6 Several complex variables and analytic spaces (32-XX) 5 Dynamical systems and ergodic theory (37-XX) 4 Difference and functional equations (39-XX) 3 Real functions (26-XX) 2 Functional analysis (46-XX) 2 Operator theory (47-XX) 1 Measure and integration (28-XX) 1 Special functions (33-XX) 1 Approximations and expansions (41-XX) 1 Harmonic analysis on Euclidean spaces (42-XX) Citations by Year