Edit Profile Gajda, Zbigniew Compute Distance To: Compute Author ID: gajda.zbigniew Published as: Gajda, Z.; Gajda, Zbigniew Documents Indexed: 28 Publications since 1983, including 2 Books Co-Authors 21 single-authored 1 Ger, Roman 1 Kominek, Zygfryd 1 Miller, Harry I. 1 Smajdor, Andrzej 1 Smajdor, Wilhelmina all top 5 Serials 7 Aequationes Mathematicae 3 Annales Polonici Mathematici 2 Journal of Mathematical Analysis and Applications 2 Colloquium Mathematicum 2 Grazer Mathematische Berichte 1 Studia Mathematica 1 Funkcialaj Ekvacioj. Serio Internacia 1 International Journal of Mathematics and Mathematical Sciences 1 Publicationes Mathematicae 1 Prace Naukowe Uniwersytetu Śląskiego w Katowicach all top 5 Fields 24 Difference and functional equations (39-XX) 5 Real functions (26-XX) 4 Measure and integration (28-XX) 4 Abstract harmonic analysis (43-XX) 3 Functional analysis (46-XX) 2 General topology (54-XX) 1 Mathematical logic and foundations (03-XX) 1 Topological groups, Lie groups (22-XX) 1 Ordinary differential equations (34-XX) 1 Operator theory (47-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH 20 Publications have been cited 433 times in 401 Documents Cited by ▼ Year ▼ On stability of additive mappings. Zbl 0739.39013Gajda, Zbigniew 309 1991 Subadditive multifunctions and Hyers-Ulam stability. Zbl 0639.39014Gajda, Zbigniew; Ger, Roman 23 1987 Invariant means and representations of semigroups in the theory of functional equations. Zbl 0925.39005Gajda, Zbigniew 13 1992 On stability of the Cauchy equation on semigroups. Zbl 0658.39006Gajda, Zbigniew 13 1988 A generalization of d’Alembert’s functional equation. Zbl 0721.39005Gajda, Zbigniew 12 1990 On separation theorems for subadditive and superadditive functionals. Zbl 0739.39014Gajda, Zbigniew; Kominek, Zygfryd 10 1991 Note on decomposition of bounded functions into the sum of periodic terms. Zbl 0895.46013Gajda, Z. 9 1992 Local stability of the functional equation characterizing polynomial functions. Zbl 0717.39007Gajda, Zbigniew 7 1990 On functional equations associated with characters of unitary representations of groups. Zbl 0772.39007Gajda, Zbigniew 6 1992 Christensen measurability of polynomial functions and convex functions of higher orders. Zbl 0616.28006Gajda, Zbigniew 6 1986 A remark to the talk of W. Förg-Rob. Zbl 0786.39006Gajda, Zbigniew 4 1992 Difference properties of higher orders for continuity and Riemann integrability. Zbl 0692.39007Gajda, Zbigniew 4 1987 Christensen measurable solutions of generalized Cauchy functional equations. Zbl 0634.39012Gajda, Zbigniew 4 1986 Unitary representations of topological groups and functional equations. Zbl 0721.39006Gajda, Zbigniew 3 1990 On multiplicative solutions of the parallelogram functional equation. Zbl 0801.39009Gajda, Z. 2 1993 Sandwich theorems and amenable semigroups of transformations. Zbl 0789.39005Gajda, Zbigniew 2 1992 A characterization of exponential polynomials by a class of functional equations. Zbl 0666.39002Gajda, Zbigniew 2 1988 A solution to a problem of J. Schwaiger. Zbl 0619.39006Gajda, Zbigniew 2 1987 Weak difference properties of higher orders for the class \(L_ p(G)\). Zbl 0678.43004Gajda, Zbigniew 1 1988 On some properties of Hamel bases connected with the continuity of polynomial functions. Zbl 0546.39002Gajda, Zbigniew 1 1984 On multiplicative solutions of the parallelogram functional equation. Zbl 0801.39009Gajda, Z. 2 1993 Invariant means and representations of semigroups in the theory of functional equations. Zbl 0925.39005Gajda, Zbigniew 13 1992 Note on decomposition of bounded functions into the sum of periodic terms. Zbl 0895.46013Gajda, Z. 9 1992 On functional equations associated with characters of unitary representations of groups. Zbl 0772.39007Gajda, Zbigniew 6 1992 A remark to the talk of W. Förg-Rob. Zbl 0786.39006Gajda, Zbigniew 4 1992 Sandwich theorems and amenable semigroups of transformations. Zbl 0789.39005Gajda, Zbigniew 2 1992 On stability of additive mappings. Zbl 0739.39013Gajda, Zbigniew 309 1991 On separation theorems for subadditive and superadditive functionals. Zbl 0739.39014Gajda, Zbigniew; Kominek, Zygfryd 10 1991 A generalization of d’Alembert’s functional equation. Zbl 0721.39005Gajda, Zbigniew 12 1990 Local stability of the functional equation characterizing polynomial functions. Zbl 0717.39007Gajda, Zbigniew 7 1990 Unitary representations of topological groups and functional equations. Zbl 0721.39006Gajda, Zbigniew 3 1990 On stability of the Cauchy equation on semigroups. Zbl 0658.39006Gajda, Zbigniew 13 1988 A characterization of exponential polynomials by a class of functional equations. Zbl 0666.39002Gajda, Zbigniew 2 1988 Weak difference properties of higher orders for the class \(L_ p(G)\). Zbl 0678.43004Gajda, Zbigniew 1 1988 Subadditive multifunctions and Hyers-Ulam stability. Zbl 0639.39014Gajda, Zbigniew; Ger, Roman 23 1987 Difference properties of higher orders for continuity and Riemann integrability. Zbl 0692.39007Gajda, Zbigniew 4 1987 A solution to a problem of J. Schwaiger. Zbl 0619.39006Gajda, Zbigniew 2 1987 Christensen measurability of polynomial functions and convex functions of higher orders. Zbl 0616.28006Gajda, Zbigniew 6 1986 Christensen measurable solutions of generalized Cauchy functional equations. Zbl 0634.39012Gajda, Zbigniew 4 1986 On some properties of Hamel bases connected with the continuity of polynomial functions. Zbl 0546.39002Gajda, Zbigniew 1 1984 all cited Publications top 5 cited Publications all top 5 Cited by 279 Authors 70 Park, Choonkil 61 Eshaghi Gordji, Madjid 24 El-Fassi, Iz-Iddine 24 Rassias, John Michael 22 Lee, Jung-Rye 19 Khodaei, Hamid 18 Ebadian, Ali 16 Shin, Dong-Yun 15 Rassias, Themistocles Michael 14 Brzdęk, Janusz 14 Kabbaj, Samir 14 Kim, Hark-Mahn 12 Najati, Abbas 11 Ghobadipour, Norouz 9 Ciepliński, Krzysztof 9 Fechner, Włodzimierz 8 Jun, Kil-Woung 8 Kim, Gwang Hui 7 Bodaghi, Abasalt 7 Cho, Yeol Je 7 Jung, Soon-Mo 7 Kang, DongSeung 7 Lee, Yang-Hi 7 Saadati, Reza 7 Zolfaghari, Somayyeh 6 Bavand Savadkouhi, Meysam 6 Cădariu, Liviu I. 6 Moslehian, Mohammad Sal 6 Senthil Kumar, B. V. 6 Sintunavarat, Wutiphol 6 Zeglami, Driss 5 Aiemsomboon, Laddawan 5 Alizadeh, Badrkhan 5 Alizadeh, Zahra 5 Chahbi, Abdellatif 5 Chang, Ick-Soon 5 Fadli, Brahim 5 Ghaemi, Mohammad Bagher 5 Jung, Yong-Soo 5 Łukasik, Radosław 5 Mohiuddine, Syed Abdul 5 Stetkær, Henrik 4 Agbeko, Nutefe Kwami 4 An, Jong Su 4 Badora, Roman 4 Bae, Jae-Hyeong 4 Charifi, Ahmed 4 Forti, Gian Luigi 4 Găvruţă, Paşc 4 Kaboli-Gharetapeh, S. 4 Lee, Juri 4 Miura, Takeshi 4 Sikorska, Justyna 4 Takahasi, Sin-Ei 3 Aghalary, Rasoul 3 Almahalebi, Muaadh 3 Cho, Young-Sun 3 Fechner, Żywilla 3 Gajda, Zbigniew 3 Jabłońska, Eliza 3 Jang, Sunyoung 3 Keleti, Tamás 3 Khodabakhsh, Razieh 3 Kim, Hoewoon B. 3 Leśniak, Zbigniew 3 Nikoufar, Ismail 3 Piszczek, Magdalena 3 Radu, Viorel 3 Rassias, Matina John 3 Sahoo, Prasanna K. 3 Son, Eunyoung 3 Wang, Liguang 2 Aghajani, Asadollah 2 Akkouchi, Mohamed 2 Alghamdi, Mohammed Ali 2 Alotaibi, Abdullah M. 2 Askari, Gholamreza 2 Azadi-Kenary, Hassan 2 Bahyrycz, Anna 2 Batko, Bogdan 2 Bidkham, Mahmood 2 Bouikhalene, Belaid 2 Chung, Jaeyoung 2 Cui, Jianlian 2 Czerwik, Stefan 2 Dăianu, Dan M. 2 Dehghanian, Mehdi 2 Elqorachi, Elhoucien 2 Eskandani, Golamreza Zamani 2 Farkas, Bálint 2 Fošner, Ajda 2 Ghazanfari, Amir Ghasem 2 Kenary, H. Azadi 2 Koh, Heejeong 2 Lee, Young-Su 2 Matkowski, Janusz 2 Moghimi, Mohammad Bagher Farshbaf 2 Nguyen Van Dung 2 Olbryś, Andrzej 2 Park, Wongil ...and 179 more Authors all top 5 Cited in 87 Serials 48 Journal of Mathematical Analysis and Applications 39 Journal of Inequalities and Applications 37 Aequationes Mathematicae 29 Abstract and Applied Analysis 24 Advances in Difference Equations 16 Results in Mathematics 10 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods 10 International Journal of Geometric Methods in Modern Physics 10 Journal of Fixed Point Theory and Applications 9 Acta Mathematica Sinica. English Series 9 Journal of Function Spaces 8 Fixed Point Theory and Applications 7 Discrete Dynamics in Nature and Society 6 Acta Mathematica Hungarica 6 Indagationes Mathematicae. New Series 5 Journal of Mathematical Physics 5 Demonstratio Mathematica 5 Applied Mathematics Letters 5 Tbilisi Mathematical Journal 5 Mathematical Sciences 4 Abhandlungen aus dem Mathematischen Seminar der Universität Hamburg 3 Bulletin of the Australian Mathematical Society 3 Mathematica Slovaca 3 Proceedings of the American Mathematical Society 3 Acta Applicandae Mathematicae 3 Annales Mathematicae Silesianae 3 Proyecciones 3 Annali dell’Università di Ferrara. Sezione VII. Scienze Matematiche 3 Banach Journal of Mathematical Analysis 2 Journal of Approximation Theory 2 Quaestiones Mathematicae 2 Semigroup Forum 2 Journal of Contemporary Mathematical Analysis. Armenian Academy of Sciences 2 Proceedings of the Indian Academy of Sciences. Mathematical Sciences 2 The Journal of Analysis 2 Georgian Mathematical Journal 2 Bulletin des Sciences Mathématiques 2 Journal of Applied Mathematics 2 Boletim da Sociedade Paranaense de Matemática. Terceira Série 2 Asian-European Journal of Mathematics 2 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM 2 Afrika Matematika 2 Korean Journal of Mathematics 1 Analysis Mathematica 1 Indian Journal of Pure & Applied Mathematics 1 Journal of Geometry and Physics 1 Applied Mathematics and Computation 1 Functional Analysis and its Applications 1 Fuzzy Sets and Systems 1 Glasgow Mathematical Journal 1 International Journal of Mathematics and Mathematical Sciences 1 Journal of Algebra 1 Journal of Computer and System Sciences 1 Kyungpook Mathematical Journal 1 Manuscripta Mathematica 1 Monatshefte für Mathematik 1 Real Analysis Exchange 1 Rendiconti del Circolo Matemàtico di Palermo. Serie II 1 Transactions of the American Mathematical Society 1 Topology and its Applications 1 Chinese Annals of Mathematics. Series B 1 Bulletin of the Polish Academy of Sciences, Mathematics 1 Annales Mathématiques Blaise Pascal 1 Journal of Convex Analysis 1 Journal of Difference Equations and Applications 1 Journal of Applied Analysis 1 Analysis (München) 1 Communications of the Korean Mathematical Society 1 Applied Sciences 1 Thai Journal of Mathematics 1 Analysis and Applications (Singapore) 1 Mediterranean Journal of Mathematics 1 Proceedings of the Steklov Institute of Mathematics 1 Complex Analysis and Operator Theory 1 Algebra & Number Theory 1 Operators and Matrices 1 São Paulo Journal of Mathematical Sciences 1 Acta Universitatis Sapientiae. Mathematica 1 Bulletin of Mathematical Analysis and Applications 1 Advances in Pure and Applied Mathematics 1 Axioms 1 Mathematics 1 Journal of Linear and Topological Algebra 1 International Journal of Applied and Computational Mathematics 1 Cogent Mathematics 1 Bollettino dell’Unione Matematica Italiana 1 Constructive Mathematical Analysis all top 5 Cited in 31 Fields 367 Difference and functional equations (39-XX) 127 Functional analysis (46-XX) 75 Operator theory (47-XX) 18 Nonassociative rings and algebras (17-XX) 18 Real functions (26-XX) 13 General topology (54-XX) 10 Abstract harmonic analysis (43-XX) 9 Group theory and generalizations (20-XX) 7 Measure and integration (28-XX) 5 Partial differential equations (35-XX) 4 Field theory and polynomials (12-XX) 4 Ordinary differential equations (34-XX) 4 Approximations and expansions (41-XX) 4 Numerical analysis (65-XX) 3 General and overarching topics; collections (00-XX) 3 Associative rings and algebras (16-XX) 3 Topological groups, Lie groups (22-XX) 3 Harmonic analysis on Euclidean spaces (42-XX) 2 Order, lattices, ordered algebraic structures (06-XX) 2 Number theory (11-XX) 2 Commutative algebra (13-XX) 2 Several complex variables and analytic spaces (32-XX) 1 History and biography (01-XX) 1 Mathematical logic and foundations (03-XX) 1 Linear and multilinear algebra; matrix theory (15-XX) 1 Special functions (33-XX) 1 Sequences, series, summability (40-XX) 1 Integral equations (45-XX) 1 Differential geometry (53-XX) 1 Probability theory and stochastic processes (60-XX) 1 Computer science (68-XX) Citations by Year