Edit Profile (opens in new tab) Ger, Roman Compute Distance To: Compute Author ID: ger.roman Published as: Ger, Roman; Ger, R. External Links: MGP · Wikidata · GND · IdRef Documents Indexed: 115 Publications since 1970, including 3 Books 2 Contributions as Editor Biographic References: 1 Publication Co-Authors: 39 Co-Authors with 49 Joint Publications 1,121 Co-Co-Authors all top 5 Co-Authors 68 single-authored 7 Kuczma, Marek 6 Sablik, Maciej 4 Alsina, Claudi 4 Baron, Karol 3 Kominek, Zygfryd 2 Badora, Roman 2 Chmieliński, Jacek 2 Choczewski, Bogdan 2 Dhombres, Jean G. 2 Dubikajtis, Lech 2 Ferens, Cezary 2 Ger, Joanna 2 Misiewicz, Jolanta K. 2 Nikodem, Kazimierz 2 Páles, Zsolt 2 Sikorska, Justyna 1 Aczél, János Dezső 1 Brzdęk, Janusz 1 Ciepliński, Krzysztof 1 Domańska, Katarzyna 1 Fošner, Ajda 1 Gajda, Zbigniew 1 Garcia-Roig, Jaime-Luis 1 Gilányi, Attila 1 Járai, Antal jun. 1 Keane, Michael S. 1 Kochanek, Tomasz 1 Koclȩga, Barbara 1 Kuczma, Marcin E. 1 Matkowski, Janusz 1 Moslehian, Mohammad Sal 1 Niemyska, Wanda 1 Pečarić, Josip 1 Reich, Ludwig 1 Šemrl, Peter 1 Smajdor, Andrzej 1 Volkmann, Peter 1 Wesołowski, Jacek 1 Zdun, Marek Cezary all top 5 Serials 14 Aequationes Mathematicae 5 Grazer Mathematische Berichte 4 Fundamenta Mathematicae 4 Publicationes Mathematicae Debrecen 4 Annales Mathematicae Silesianae 3 Annales Polonici Mathematici 3 Colloquium Mathematicum 3 Annales Universitatis Scientiarum Budapestinensis de Rolando Eötvös Nominatae. Sectio Computatorica 3 Radovi Matematički 3 Prace Naukowe Uniwersytetu Śląskiego w Katowicach. Annales Mathematicae Silesianae 3 Tatra Mountains Mathematical Publications 3 Commentationes Mathematicae 2 Abhandlungen aus dem Mathematischen Seminar der Universität Hamburg 2 Mathematica Slovaca 2 Proceedings of the American Mathematical Society 2 Stochastica 2 Glasnik Matematički. Serija III 2 Bulletin of the Polish Academy of Sciences, Mathematics 2 Rocznik Naukowo-Dydaktyczny. Prace Matematyczne 2 Bulletin de l’Académie Polonaise des Sciences, Série des Sciences Mathématiques, Astronomiques et Physiques 2 Encyclopedia of Mathematics and Its Applications 1 Journal of Mathematical Analysis and Applications 1 Zeszyty Naukowe Politechniki Śląskiej. Matematyka-Fizyka 1 Analele Științifice ale Universității Al. I. Cuza din Iași. (Serie Nouă.) Secțiunea Ia. Matematică-Informatică 1 Archiv der Mathematik 1 Demonstratio Mathematica 1 International Journal of Mathematics and Mathematical Sciences 1 Mathématica – Revue d’Analyse Numérique et de Théorie de l’Approximation. Mathématica 1 Monatshefte für Mathematik 1 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods 1 Sitzungsberichte. Abteilung II. Österreichische Akademie der Wissenschaften, Mathematisch-Naturwissenschaftliche Klasse 1 Real Analysis Exchange 1 Rendiconti del Seminario Matemàtico e Fisico di Milano 1 Results in Mathematics 1 Comptes Rendus Mathématiques de l’Académie des Sciences 1 Annales Societatis Mathematicae Polonae. Seria I. Commentationes Mathematicae 1 Journal of Theoretical Probability 1 Mathematica Pannonica 1 Atti della Accademia delle Scienze di Torino. Classe di Scienze Fisiche, Matematiche e Naturali 1 Indagationes Mathematicae. New Series 1 Journal of Inequalities and Applications 1 The ANZIAM Journal 1 Bollettino della Unione Matematica Italiana. Series IV 1 Comptes Rendus Hebdomadaires des Séances de l’Académie des Sciences, Série A 1 Publications de la Faculté d’Électrotechnique de l’Université à Belgrade. Série Mathématiques et Physique 1 Banach Center Publications 1 Banach Journal of Mathematical Analysis 1 Journal of Informatics and Mathematical Sciences 1 Mathematica all top 5 Fields 100 Difference and functional equations (39-XX) 26 Real functions (26-XX) 19 Functional analysis (46-XX) 4 Group theory and generalizations (20-XX) 4 Measure and integration (28-XX) 3 History and biography (01-XX) 3 Geometry (51-XX) 2 General and overarching topics; collections (00-XX) 2 Commutative algebra (13-XX) 2 Topological groups, Lie groups (22-XX) 2 General topology (54-XX) 1 Mathematical logic and foundations (03-XX) 1 Linear and multilinear algebra; matrix theory (15-XX) 1 Associative rings and algebras (16-XX) 1 Operator theory (47-XX) 1 Convex and discrete geometry (52-XX) 1 Differential geometry (53-XX) 1 Probability theory and stochastic processes (60-XX) 1 Statistics (62-XX) 1 Numerical analysis (65-XX) 1 Game theory, economics, finance, and other social and behavioral sciences (91-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 83 Publications have been cited 964 times in 738 Documents Cited by ▼ Year ▼ Iterative functional equations. Zbl 0703.39005Kuczma, Marek; Choczewski, Bogdan; Ger, Roman 261 1990 On some inequalities and stability results related to the exponential function. Zbl 0918.39009Alsina, Claudi; Ger, Roman 147 1998 The stability of the exponential equation. Zbl 0846.39013Ger, Roman; Semrl, Peter 47 1996 Stability of the orthogonal additivity. Zbl 0833.39007Ger, Roman; Sikorska, Justyna 26 1995 Subadditive multifunctions and Hyers-Ulam stability. Zbl 0639.39014Gajda, Zbigniew; Ger, Roman 26 1987 Conditional Cauchy equations. Zbl 0384.39004Dhombres, J. G.; Ger, R. 23 1978 On the Cauchy equation on spheres. Zbl 0894.39009Ger, Roman; Sikorska, Justyna 23 1997 Superstability is not natural. Zbl 0964.39503Ger, Roman 22 1993 On some trigonometric functional inequalities. Zbl 1010.39012Badora, Roman; Ger, Roman 18 2002 On the boundedness and continuity of convex functions and additive functions. Zbl 0194.17402Ger, R.; Kuczma, M. 15 1970 On a characterization of strictly convex spaces. Zbl 0843.46010Ger, Roman 13 1993 On an equation of ring homomorphisms. Zbl 0912.39017Ger, Roman 13 1998 The singular case in the stability behaviour of linear mappings. Zbl 0796.39012Ger, Roman 13 1992 Additivity and exponentiality are alien to each other. Zbl 1211.39013Ger, Roman 13 2010 On some functional equations with a restricted domain. Zbl 0322.39017Ger, Roman 12 1975 A generalized ring homomorphisms equation. Zbl 1193.39013Ger, Roman; Reich, Ludwig 12 2010 Boundedness and continuity of additive and convex functionals. Zbl 0702.46004Ger, R.; Kominek, Z. 11 1989 On extension of polynomial functions. Zbl 0829.39006Ger, Roman 11 1994 Note on almost additive functions. Zbl 0441.39008Ger, Roman 11 1978 On functional inequalities stemming from stability questions. Zbl 0770.39007Ger, Roman 11 1992 Additive selections and the stability of the Cauchy functional equation. Zbl 1037.39008Badora, Roman; Ger, Roman; Páles, Zsolt 9 2003 Iterative functional equations. Paperback reprint of the hardback edition 1990. Zbl 1141.39023Kuczma, Marek; Choczewski, Bogdan; Ger, Roman 9 2008 The alienation phenomenon and associative rational operations. Zbl 1321.39031Ger, Roman 9 2013 Strongly convex functions of higher order. Zbl 1204.26017Ger, Roman; Nikodem, Kazimierz 9 2011 Ring homomorphisms equation revisited. Zbl 1160.39327Ger, Roman 9 2000 On Mikusinski’s functional equation. Zbl 0251.39008Dubikajtis, L.; Ferens, C.; Ger, R.; Kuczma, M. 9 1973 Alienation of additive and logarithmic equations. Zbl 1289.39048Ger, Roman 8 2013 Alien functional equations: a selective survey of results. Zbl 1382.39032Ger, Roman; Sablik, Maciej 8 2017 Fischer-Muszély additivity on Abelian groups. Zbl 1066.39024Ger, Roman 7 2004 An inconsistency equation involving means. Zbl 1168.39006Ger, Roman; Kochanek, Tomasz 7 2009 Convex functions of higher orders in Euclidean spaces. Zbl 0233.26010Ger, Roman 7 1972 A Pexider-type equation in normed linear spaces. Zbl 0908.39009Ger, R. 6 1997 Isometries and a generalized Cauchy equation. Zbl 0965.39022Ger, Roman; Koclȩga, Barbara 6 2000 Some remarks on convex functions. Zbl 0192.41101Ger, R. 6 1970 On almost polynomial functions. Zbl 0224.39001Ger, Roman 6 1971 On some properties of polynomial functions. Zbl 0227.39003Ger, R. 6 1971 Equations de Cauchy conditionnelles. Zbl 0303.39003Dhombres, Jean; Ger, Roman 6 1975 Solution of a functional equation arising from utility that is both separable and additive. Zbl 0930.39019Aczél, János; Ger, Roman; Járai, Antal 5 1999 On some functional equations with a restricted domain. II. Zbl 0382.39005Ger, Roman 5 1978 Almost additive functions on semigroups and a functional equation. Zbl 0444.39004Ger, Roman 5 1979 Generalized Smital’s lemma and a theorem of Steinhaus. Zbl 0587.28008Ger, R.; Kominek, Z.; Sablik, M. 5 1985 Stability aspects of delta-convexity. Zbl 0845.39012Ger, Roman 4 1994 The Lukacs theorem and the Olkin-Baker equation. Zbl 06128645Ger, Roman; Misiewicz, Jolanta; Wesołowski, Jacek 4 2013 Almost approximately convex functions. Zbl 0641.39006Ger, Roman 4 1988 n-convex functions in linear spaces. Zbl 0287.26013Ger, Roman 4 1974 On inverse additive functions. Zbl 0322.39010Ger, Roman; Kuczma, Marek 3 1975 Analytic solutions of a system of functional equations. Zbl 0322.39016Baron, K.; Ger, R.; Matkowski, J. 3 1975 On an alternative functional equation. Zbl 0361.39005Ger, Roman 3 1977 An interplay between Jensen’s and Pexider’s functional equations on semigroups. Zbl 1240.39054Ger, Roman; Kominek, Zygfryd 3 2011 Stability of polynomial mappings controlled by \(n\)-convex functionals. Zbl 0882.39011Ger, Roman 3 1994 Abstract Pythagorean theorem and corresponding functional equations. Zbl 1313.39034Ger, Roman 3 2013 Convex transformations with Banach lattice range. Zbl 0675.46012Ger, Roman 3 1987 On associative copulas uniformly close. Zbl 0655.39006Alsina, Claudi; Ger, Roman 3 1988 Some remarks on quadratic functionals. Zbl 0674.39013Ger, R. 3 1988 Some new conditions of continuity of convex functions. Zbl 0217.37402Ger, R. 3 1970 Thin sets and convex functions. Zbl 0268.26009Ger, R. 3 1973 Note on convex functions bounded on regular hypersurfaces. Zbl 0275.26014Ger, Roman 3 1973 How to keep the quadrilateral inscribed. Zbl 0851.39009Alsina, Claudi; García-Roig, Jaime L.; Ger, Roman 2 1995 On a system of functional equations occurring in projective geometry. Zbl 0927.39011Ger, Roman 2 1998 On mappings preserving inner product modulo an ideal. Zbl 0938.39025Chmieliński, Jacek; Ger, Roman 2 1999 Almost approximately additive mappings. Zbl 0519.39009Ger, Roman 2 1983 On some functional equations with a restricted domain. Zbl 0345.39008Ger, R. 2 1976 On linear functional equations and completeness of normed spaces. Zbl 1282.46021Fosner, Ajda; Ger, Roman; Gilanyi, Attila; Moslehian, Mohammad Sal 2 2013 Stability of addition formulae for trigonometric mappings. Zbl 0741.39010Ger, Roman 2 1991 Errata for the paper: Almost approximately convex functions. Zbl 0659.39005Ger, Roman 2 1988 Associative operations close to a given one. Zbl 0575.39006Alsina, C.; Ger, R. 2 1985 A consistency equation for three geometries. Zbl 0577.51016Ger, Roman 2 1985 On convolutions and linear combinations of pseudo-isotropic distributions. Zbl 1016.60003Ger, Roman; Keane, Michael; Misiewicz, Jolanta K. 2 2000 Addition formulae with singularities. Zbl 1085.39023Domańska, Katarzyna; Ger, Roman 1 2004 On a functional equation related to the problem of characterizing the cross-ratio. Zbl 0927.39008Ger, Roman 1 1998 On sums of linear and bounded mappings. Zbl 0960.39012Ger, R.; Volkmann, P. 1 1998 Fischer-Muszély functional equation almost everywhere. Zbl 1315.39011Ger, Roman 1 2015 On a method of solving of conditional Cauchy equations. Zbl 0348.39003Ger, Roman 1 1977 Mazur’s criterion for continuity of convex functionals. Zbl 0841.39005Ger, Roman 1 1995 On some aspects of Jensen-Menger convexity. Zbl 0806.46011Ger, J.; Ger, R. 1 1992 On Mikusinski-Pexider functional equation. Zbl 0238.39010Baron, Karol; Ger, Roman 1 1973 On a factorization of mappings with a prescribed behaviour of the Cauchy difference. Zbl 0820.39014Ger, Roman 1 1994 Solving alternative functional equations: what for? Zbl 1413.39048Ger, Roman 1 2018 Fischer-Muszély additivity: a half century story. Zbl 1387.39021Ger, Roman 1 2017 A short proof of alienation of additivity from quadraticity. Zbl 1478.39026Ger, Roman 1 2019 Christensen measurability and functional equations. Zbl 0654.39005Ger, Roman 1 1988 Homomorphisms and boundedness in topological groups. Zbl 1215.39027Ger, Roman; Sablik, Maciej 1 2010 Orthogonalities in linear spaces and difference operators. Zbl 0970.39021Ger, Roman 1 2000 A short proof of alienation of additivity from quadraticity. Zbl 1478.39026Ger, Roman 1 2019 Solving alternative functional equations: what for? Zbl 1413.39048Ger, Roman 1 2018 Alien functional equations: a selective survey of results. Zbl 1382.39032Ger, Roman; Sablik, Maciej 8 2017 Fischer-Muszély additivity: a half century story. Zbl 1387.39021Ger, Roman 1 2017 Fischer-Muszély functional equation almost everywhere. Zbl 1315.39011Ger, Roman 1 2015 The alienation phenomenon and associative rational operations. Zbl 1321.39031Ger, Roman 9 2013 Alienation of additive and logarithmic equations. Zbl 1289.39048Ger, Roman 8 2013 The Lukacs theorem and the Olkin-Baker equation. Zbl 06128645Ger, Roman; Misiewicz, Jolanta; Wesołowski, Jacek 4 2013 Abstract Pythagorean theorem and corresponding functional equations. Zbl 1313.39034Ger, Roman 3 2013 On linear functional equations and completeness of normed spaces. Zbl 1282.46021Fosner, Ajda; Ger, Roman; Gilanyi, Attila; Moslehian, Mohammad Sal 2 2013 Strongly convex functions of higher order. Zbl 1204.26017Ger, Roman; Nikodem, Kazimierz 9 2011 An interplay between Jensen’s and Pexider’s functional equations on semigroups. Zbl 1240.39054Ger, Roman; Kominek, Zygfryd 3 2011 Additivity and exponentiality are alien to each other. Zbl 1211.39013Ger, Roman 13 2010 A generalized ring homomorphisms equation. Zbl 1193.39013Ger, Roman; Reich, Ludwig 12 2010 Homomorphisms and boundedness in topological groups. Zbl 1215.39027Ger, Roman; Sablik, Maciej 1 2010 An inconsistency equation involving means. Zbl 1168.39006Ger, Roman; Kochanek, Tomasz 7 2009 Iterative functional equations. Paperback reprint of the hardback edition 1990. Zbl 1141.39023Kuczma, Marek; Choczewski, Bogdan; Ger, Roman 9 2008 Fischer-Muszély additivity on Abelian groups. Zbl 1066.39024Ger, Roman 7 2004 Addition formulae with singularities. Zbl 1085.39023Domańska, Katarzyna; Ger, Roman 1 2004 Additive selections and the stability of the Cauchy functional equation. Zbl 1037.39008Badora, Roman; Ger, Roman; Páles, Zsolt 9 2003 On some trigonometric functional inequalities. Zbl 1010.39012Badora, Roman; Ger, Roman 18 2002 Ring homomorphisms equation revisited. Zbl 1160.39327Ger, Roman 9 2000 Isometries and a generalized Cauchy equation. Zbl 0965.39022Ger, Roman; Koclȩga, Barbara 6 2000 On convolutions and linear combinations of pseudo-isotropic distributions. Zbl 1016.60003Ger, Roman; Keane, Michael; Misiewicz, Jolanta K. 2 2000 Orthogonalities in linear spaces and difference operators. Zbl 0970.39021Ger, Roman 1 2000 Solution of a functional equation arising from utility that is both separable and additive. Zbl 0930.39019Aczél, János; Ger, Roman; Járai, Antal 5 1999 On mappings preserving inner product modulo an ideal. Zbl 0938.39025Chmieliński, Jacek; Ger, Roman 2 1999 On some inequalities and stability results related to the exponential function. Zbl 0918.39009Alsina, Claudi; Ger, Roman 147 1998 On an equation of ring homomorphisms. Zbl 0912.39017Ger, Roman 13 1998 On a system of functional equations occurring in projective geometry. Zbl 0927.39011Ger, Roman 2 1998 On a functional equation related to the problem of characterizing the cross-ratio. Zbl 0927.39008Ger, Roman 1 1998 On sums of linear and bounded mappings. Zbl 0960.39012Ger, R.; Volkmann, P. 1 1998 On the Cauchy equation on spheres. Zbl 0894.39009Ger, Roman; Sikorska, Justyna 23 1997 A Pexider-type equation in normed linear spaces. Zbl 0908.39009Ger, R. 6 1997 The stability of the exponential equation. Zbl 0846.39013Ger, Roman; Semrl, Peter 47 1996 Stability of the orthogonal additivity. Zbl 0833.39007Ger, Roman; Sikorska, Justyna 26 1995 How to keep the quadrilateral inscribed. Zbl 0851.39009Alsina, Claudi; García-Roig, Jaime L.; Ger, Roman 2 1995 Mazur’s criterion for continuity of convex functionals. Zbl 0841.39005Ger, Roman 1 1995 On extension of polynomial functions. Zbl 0829.39006Ger, Roman 11 1994 Stability aspects of delta-convexity. Zbl 0845.39012Ger, Roman 4 1994 Stability of polynomial mappings controlled by \(n\)-convex functionals. Zbl 0882.39011Ger, Roman 3 1994 On a factorization of mappings with a prescribed behaviour of the Cauchy difference. Zbl 0820.39014Ger, Roman 1 1994 Superstability is not natural. Zbl 0964.39503Ger, Roman 22 1993 On a characterization of strictly convex spaces. Zbl 0843.46010Ger, Roman 13 1993 The singular case in the stability behaviour of linear mappings. Zbl 0796.39012Ger, Roman 13 1992 On functional inequalities stemming from stability questions. Zbl 0770.39007Ger, Roman 11 1992 On some aspects of Jensen-Menger convexity. Zbl 0806.46011Ger, J.; Ger, R. 1 1992 Stability of addition formulae for trigonometric mappings. Zbl 0741.39010Ger, Roman 2 1991 Iterative functional equations. Zbl 0703.39005Kuczma, Marek; Choczewski, Bogdan; Ger, Roman 261 1990 Boundedness and continuity of additive and convex functionals. Zbl 0702.46004Ger, R.; Kominek, Z. 11 1989 Almost approximately convex functions. Zbl 0641.39006Ger, Roman 4 1988 On associative copulas uniformly close. Zbl 0655.39006Alsina, Claudi; Ger, Roman 3 1988 Some remarks on quadratic functionals. Zbl 0674.39013Ger, R. 3 1988 Errata for the paper: Almost approximately convex functions. Zbl 0659.39005Ger, Roman 2 1988 Christensen measurability and functional equations. Zbl 0654.39005Ger, Roman 1 1988 Subadditive multifunctions and Hyers-Ulam stability. Zbl 0639.39014Gajda, Zbigniew; Ger, Roman 26 1987 Convex transformations with Banach lattice range. Zbl 0675.46012Ger, Roman 3 1987 Generalized Smital’s lemma and a theorem of Steinhaus. Zbl 0587.28008Ger, R.; Kominek, Z.; Sablik, M. 5 1985 Associative operations close to a given one. Zbl 0575.39006Alsina, C.; Ger, R. 2 1985 A consistency equation for three geometries. Zbl 0577.51016Ger, Roman 2 1985 Almost approximately additive mappings. Zbl 0519.39009Ger, Roman 2 1983 Almost additive functions on semigroups and a functional equation. Zbl 0444.39004Ger, Roman 5 1979 Conditional Cauchy equations. Zbl 0384.39004Dhombres, J. G.; Ger, R. 23 1978 Note on almost additive functions. Zbl 0441.39008Ger, Roman 11 1978 On some functional equations with a restricted domain. II. Zbl 0382.39005Ger, Roman 5 1978 On an alternative functional equation. Zbl 0361.39005Ger, Roman 3 1977 On a method of solving of conditional Cauchy equations. Zbl 0348.39003Ger, Roman 1 1977 On some functional equations with a restricted domain. Zbl 0345.39008Ger, R. 2 1976 On some functional equations with a restricted domain. Zbl 0322.39017Ger, Roman 12 1975 Equations de Cauchy conditionnelles. Zbl 0303.39003Dhombres, Jean; Ger, Roman 6 1975 On inverse additive functions. Zbl 0322.39010Ger, Roman; Kuczma, Marek 3 1975 Analytic solutions of a system of functional equations. Zbl 0322.39016Baron, K.; Ger, R.; Matkowski, J. 3 1975 n-convex functions in linear spaces. Zbl 0287.26013Ger, Roman 4 1974 On Mikusinski’s functional equation. Zbl 0251.39008Dubikajtis, L.; Ferens, C.; Ger, R.; Kuczma, M. 9 1973 Thin sets and convex functions. Zbl 0268.26009Ger, R. 3 1973 Note on convex functions bounded on regular hypersurfaces. Zbl 0275.26014Ger, Roman 3 1973 On Mikusinski-Pexider functional equation. Zbl 0238.39010Baron, Karol; Ger, Roman 1 1973 Convex functions of higher orders in Euclidean spaces. Zbl 0233.26010Ger, Roman 7 1972 On almost polynomial functions. Zbl 0224.39001Ger, Roman 6 1971 On some properties of polynomial functions. Zbl 0227.39003Ger, R. 6 1971 On the boundedness and continuity of convex functions and additive functions. Zbl 0194.17402Ger, R.; Kuczma, M. 15 1970 Some remarks on convex functions. Zbl 0192.41101Ger, R. 6 1970 Some new conditions of continuity of convex functions. Zbl 0217.37402Ger, R. 3 1970 all cited Publications top 5 cited Publications all top 5 Cited by 614 Authors 44 Jung, Soon-Mo 30 Brzdęk, Janusz 30 Zhang, Weinian 18 Ger, Roman 17 Sikorska, Justyna 16 Zada, Akbar 15 Kim, Gwang Hui 15 Park, Choonkil 13 Rassias, John Michael 13 Rassias, Themistocles Michael 12 Popa, Dorian 11 Li, Lin 11 Xu, Bing 11 Zdun, Marek Cezary 10 Badora, Roman 10 Chung, Jaeyoung 9 Eshaghi Gordji, Madjid 9 Fechner, Włodzimierz 9 Morawiec, Janusz 9 Onitsuka, Masakazu 9 Shah, Syed Omar 9 Shen, Yonghong 9 Suzuki, Tomonari 8 Batko, Bogdan 8 Čermák, Jan 8 Sablik, Maciej 7 Baron, Karol 7 Chudziak, Jacek 7 Khodaei, Hamid 7 Li, Yongjin 7 Nikodem, Kazimierz 7 Shi, YongGuo 7 Zhang, Wenmeng 6 El-Fassi, Iz-Iddine 6 Forti, Gian Luigi 6 Jabłoński, Wojciech 6 Kabbaj, Samir 6 Lee, Jung-Rye 6 Murali, Ramdoss 6 Páles, Zsolt 6 Zeng, Yingying 5 Bahyrycz, Anna 5 Cima, Anna 5 Fadli, Brahim 5 Gasull, Armengol 5 Kominek, Zygfryd 5 Liu, Xiaohua 5 Matkowski, Janusz 5 Olbryś, Andrzej 5 Selvan, Arumugam Ponmana 5 Tabor, Jacek 5 Yu, Zhiheng 5 Zeglami, Driss 5 Zhang, Pingping 4 Abdollahpour, Mohammad Reza 4 Aczél, János Dezső 4 Bingham, Nicholas Hugh 4 Cho, Yeol Je 4 Ebadian, Ali 4 Farzadfard, Hojjat 4 Jarczyk, Witold 4 Lee, Young Whan 4 Liu, Liu 4 Maksa, Gyula 4 Mañosas, Francesc 4 Miura, Takeshi 4 Molnár, Lajos 4 Murugan, Veerapazham 4 Ng, Che Tat 4 Ostaszewski, Adam J. 4 Pakes, Anthony G. 4 Rasa, Ioan 4 Reich, Ludwig 4 Rezaei, Hamid 4 Roh, Jaiok 4 Smítal, Jaroslav 4 Solarz, Paweł 4 Stević, Stevo 4 Takahasi, Sin-Ei 4 Trappmann, Henryk 3 Agbeko, Nutefe Kwami 3 Almira, Jose María 3 Anikonov, Yuriĭ Evgenievich 3 Arumugam, Ponmana Selvan 3 Başcı, Yasemin 3 Ben Makhlouf, Abdellatif 3 Berg, Lothar 3 Bouikhalene, Belaid 3 Charifi, Ahmed 3 Chen, Wei 3 Chmieliński, Jacek 3 Choi, Chang-Kwon 3 Eghbali, Nasrin 3 El-hady, El-sayed 3 Elhoucien, Elqorachi 3 Fukutaka, Ryuma 3 Gong, Xiaobing 3 Govindan, Vediyappan 3 Hamza, Alaa E. 3 Jabłońska, Eliza ...and 514 more Authors all top 5 Cited in 176 Serials 118 Aequationes Mathematicae 89 Journal of Mathematical Analysis and Applications 44 Results in Mathematics 24 Advances in Difference Equations 20 Applied Mathematics Letters 20 Abstract and Applied Analysis 15 Applied Mathematics and Computation 15 Journal of Inequalities and Applications 13 Acta Mathematica Hungarica 13 Journal of Function Spaces 12 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods 10 Proceedings of the American Mathematical Society 10 Annales Mathematicae Silesianae 7 Demonstratio Mathematica 7 Linear Algebra and its Applications 7 Qualitative Theory of Dynamical Systems 6 Journal of Difference Equations and Applications 6 Acta Mathematica Sinica. English Series 6 Fixed Point Theory and Applications 6 Korean Journal of Mathematics 5 Fuzzy Sets and Systems 5 International Journal of Mathematics and Mathematical Sciences 5 Journal of Computational and Applied Mathematics 5 Mathematica Slovaca 5 Mediterranean Journal of Mathematics 5 Proyecciones 5 Journal of Fixed Point Theory and Applications 5 Journal of Nonlinear Science and Applications 5 Science China. Mathematics 5 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM 4 Abhandlungen aus dem Mathematischen Seminar der Universität Hamburg 4 Journal of Differential Equations 4 Monatshefte für Mathematik 4 Journal of Symbolic Computation 4 Bulletin des Sciences Mathématiques 4 AIMS Mathematics 3 Journal of Statistical Physics 3 Ukrainian Mathematical Journal 3 Mathematics of Computation 3 Archiv der Mathematik 3 Czechoslovak Mathematical Journal 3 Journal of Mathematical Psychology 3 Manuscripta Mathematica 3 Semigroup Forum 3 Transactions of the American Mathematical Society 3 Journal of Mathematical Sciences (New York) 3 Applied Mathematics E-Notes 3 Bulletin of the Malaysian Mathematical Sciences Society. Second Series 3 Journal of Mathematical Inequalities 3 Tbilisi Mathematical Journal 3 Nonlinear Analysis. Theory, Methods & Applications 2 Bulletin of the Australian Mathematical Society 2 Computers & Mathematics with Applications 2 Mathematical Proceedings of the Cambridge Philosophical Society 2 Periodica Mathematica Hungarica 2 Physics Letters. A 2 Annali di Matematica Pura ed Applicata. Serie Quarta 2 Integral Equations and Operator Theory 2 Journal of Statistical Planning and Inference 2 Numerical Functional Analysis and Optimization 2 Real Analysis Exchange 2 Rendiconti del Seminario Matemàtico e Fisico di Milano 2 SIAM Journal on Control and Optimization 2 Tokyo Journal of Mathematics 2 Topology and its Applications 2 Indagationes Mathematicae. New Series 2 The Journal of Analysis 2 Turkish Journal of Mathematics 2 Georgian Mathematical Journal 2 Journal of Inverse and Ill-Posed Problems 2 Discrete Dynamics in Nature and Society 2 Journal of the Korean Society of Mathematical Education. Series B. The Pure and Applied Mathematics 2 International Journal of Nonlinear Sciences and Numerical Simulation 2 Kragujevac Journal of Mathematics 2 Journal of Applied Mathematics 2 Acta Mathematica Scientia. Series B. (English Edition) 2 Computational Methods and Function Theory 2 Journal of Intelligent and Fuzzy Systems 2 Differential Equations and Applications 2 Afrika Matematika 2 Journal of Applied Analysis and Computation 2 Journal of Applied Mathematics and Computational Mechanics 1 American Mathematical Monthly 1 Applicable Analysis 1 Archive for Rational Mechanics and Analysis 1 Journal of Fluid Mechanics 1 Mathematical Notes 1 Moscow University Physics Bulletin 1 Rocky Mountain Journal of Mathematics 1 Wave Motion 1 Chaos, Solitons and Fractals 1 Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica 1 Dissertationes Mathematicae 1 Journal of Approximation Theory 1 Journal of Combinatorial Theory. Series A 1 Journal of Economic Theory 1 Journal of Functional Analysis 1 Journal of Mathematical Economics 1 Jnanabha 1 Kybernetika ...and 76 more Serials all top 5 Cited in 51 Fields 478 Difference and functional equations (39-XX) 136 Real functions (26-XX) 130 Ordinary differential equations (34-XX) 80 Operator theory (47-XX) 60 Dynamical systems and ergodic theory (37-XX) 49 Functional analysis (46-XX) 46 General topology (54-XX) 26 Partial differential equations (35-XX) 22 Probability theory and stochastic processes (60-XX) 21 Numerical analysis (65-XX) 17 Functions of a complex variable (30-XX) 16 Integral equations (45-XX) 13 Group theory and generalizations (20-XX) 13 Measure and integration (28-XX) 12 Statistics (62-XX) 11 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 10 Linear and multilinear algebra; matrix theory (15-XX) 10 Special functions (33-XX) 10 Approximations and expansions (41-XX) 9 Computer science (68-XX) 8 Combinatorics (05-XX) 8 Integral transforms, operational calculus (44-XX) 7 Abstract harmonic analysis (43-XX) 6 Harmonic analysis on Euclidean spaces (42-XX) 6 Convex and discrete geometry (52-XX) 5 Mathematical logic and foundations (03-XX) 4 History and biography (01-XX) 4 Number theory (11-XX) 4 Field theory and polynomials (12-XX) 4 Operations research, mathematical programming (90-XX) 3 General and overarching topics; collections (00-XX) 3 Order, lattices, ordered algebraic structures (06-XX) 3 Commutative algebra (13-XX) 3 Sequences, series, summability (40-XX) 3 Mechanics of particles and systems (70-XX) 3 Fluid mechanics (76-XX) 2 Associative rings and algebras (16-XX) 2 Topological groups, Lie groups (22-XX) 2 Potential theory (31-XX) 2 Statistical mechanics, structure of matter (82-XX) 2 Biology and other natural sciences (92-XX) 2 Information and communication theory, circuits (94-XX) 1 General algebraic systems (08-XX) 1 Algebraic geometry (14-XX) 1 Nonassociative rings and algebras (17-XX) 1 Calculus of variations and optimal control; optimization (49-XX) 1 Geometry (51-XX) 1 Manifolds and cell complexes (57-XX) 1 Global analysis, analysis on manifolds (58-XX) 1 Quantum theory (81-XX) 1 Systems theory; control (93-XX) Citations by Year Wikidata Timeline The data are displayed as stored in Wikidata under a Creative Commons CC0 License. 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