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Author ID: badora.roman Recent zbMATH articles by "Badora, Roman"
Published as: Badora, Roman
Documents Indexed: 38 Publications since 1991
Co-Authors: 8 Co-Authors with 14 Joint Publications
187 Co-Co-Authors

Publications by Year

Citations contained in zbMATH Open

33 Publications have been cited 273 times in 194 Documents Cited by Year
On approximate derivations. Zbl 1093.39024
Badora, Roman
51
2006
On approximate ring homomorphisms. Zbl 1014.39020
Badora, Roman
41
2002
On some trigonometric functional inequalities. Zbl 1010.39012
Badora, Roman; Ger, Roman
22
2002
On some generalized invariant means and their application to the stability of the Hyers-Ulam type. Zbl 0787.43003
Badora, Roman
19
1993
On a joint generalization of Cauchy’s and d’Alembert’s functional equations. Zbl 0763.39003
Badora, Roman
14
1992
On Hyers-Ulam stability of Wilson’s functional equation. Zbl 0986.39016
Badora, Roman
13
2000
On the stability of the cosine functional equation. Zbl 1159.39313
Badora, Roman
13
1998
Additive selections and the stability of the Cauchy functional equation. Zbl 1037.39008
Badora, Roman; Ger, Roman; Páles, Zsolt
13
2003
Decomposition of mappings approximately inner product preserving. Zbl 1091.39005
Badora, Roman; Chmieliński, Jacek
10
2005
On the Hahn–Banach theorem for groups. Zbl 1106.46008
Badora, Roman
7
2006
Fixed points of a mapping and Hyers-Ulam stability. Zbl 1311.39035
Badora, Roman; Brzdȩk, Janusz
7
2014
A note on a fixed point theorem and the Hyers-Ulam stability. Zbl 1254.39012
Badora, Roman; Brzdȩk, Janusz
7
2012
Stability properties of some functional equations. Zbl 1247.39027
Badora, Roman
6
2011
Note on the superstability of the Cauchy functional equation. Zbl 0973.39021
Badora, Roman
5
2000
On Tabor groupoids and stability of some functional equations. Zbl 1297.39025
Badora, Roman; Przebieracz, Barbara; Volkmann, Peter
5
2014
On the stability of a functional equation for generalized trigonometric functions. Zbl 0976.39029
Badora, Roman
5
2000
On the separation with \(n\)-additive functions. Zbl 0883.43004
Badora, Roman
4
1997
On a generalized Wilson functional equation. Zbl 1098.39017
Badora, Roman
3
2005
On approximate group homomorphisms. Zbl 1390.39097
Badora, Roman; Przebieracz, Barbara
3
2018
Stability of the Pexider functional equation. Zbl 1228.39023
Badora, Roman; Przebieracz, Barbara; Volkmann, Peter
3
2011
On the d’Alembert type functional equation in Hilbert algebras. Zbl 1142.39316
Badora, Roman
3
2000
Banach limit in the stability problem of a linear functional equation. Zbl 1467.39019
Badora, Roman; Brzdęk, Janusz
3
2021
On some generalized invariant means and almost approximately additive functions. Zbl 0841.43004
Badora, Roman
2
1994
On approximately additive functions. Zbl 0820.39013
Badora, Roman
2
1994
On generalized invariant means and separation theorems. Zbl 1131.39024
Badora, Roman
2
2006
Monomial selections of set-valued maps. Zbl 0964.39020
Badora, Roman; Páles, Zsolt; Székelyhidi, László
2
1999
Invariant means, set ideals and separation theorems. Zbl 1082.43001
Badora, Roman
2
2005
On an invariant mean for \({\mathcal J}\)-essentially bounded functions. Zbl 0777.43001
Badora, Roman
1
1991
More on Hyers’ theorem. Zbl 1353.39025
Badora, Roman; Przebieracz, Barbara; Volkmann, Peter
1
2017
Approximate homomorphisms on lattices. Zbl 1448.39043
Badora, Roman; Kochanek, Tomasz; Przebieracz, Barbara
1
2018
The Hahn-Banach theorem almost everywhere. Zbl 1352.46004
Badora, Roman
1
2016
Stability problem for the nonlinear functional equation. Zbl 1495.39017
Badora, Roman
1
2022
The Ulam stability problem for the functional equation \(f(x\star g(y))=f(x)f(y)\). Zbl 1440.39016
Badora, Roman
1
2020
Stability problem for the nonlinear functional equation. Zbl 1495.39017
Badora, Roman
1
2022
Banach limit in the stability problem of a linear functional equation. Zbl 1467.39019
Badora, Roman; Brzdęk, Janusz
3
2021
The Ulam stability problem for the functional equation \(f(x\star g(y))=f(x)f(y)\). Zbl 1440.39016
Badora, Roman
1
2020
On approximate group homomorphisms. Zbl 1390.39097
Badora, Roman; Przebieracz, Barbara
3
2018
Approximate homomorphisms on lattices. Zbl 1448.39043
Badora, Roman; Kochanek, Tomasz; Przebieracz, Barbara
1
2018
More on Hyers’ theorem. Zbl 1353.39025
Badora, Roman; Przebieracz, Barbara; Volkmann, Peter
1
2017
The Hahn-Banach theorem almost everywhere. Zbl 1352.46004
Badora, Roman
1
2016
Fixed points of a mapping and Hyers-Ulam stability. Zbl 1311.39035
Badora, Roman; Brzdȩk, Janusz
7
2014
On Tabor groupoids and stability of some functional equations. Zbl 1297.39025
Badora, Roman; Przebieracz, Barbara; Volkmann, Peter
5
2014
A note on a fixed point theorem and the Hyers-Ulam stability. Zbl 1254.39012
Badora, Roman; Brzdȩk, Janusz
7
2012
Stability properties of some functional equations. Zbl 1247.39027
Badora, Roman
6
2011
Stability of the Pexider functional equation. Zbl 1228.39023
Badora, Roman; Przebieracz, Barbara; Volkmann, Peter
3
2011
On approximate derivations. Zbl 1093.39024
Badora, Roman
51
2006
On the Hahn–Banach theorem for groups. Zbl 1106.46008
Badora, Roman
7
2006
On generalized invariant means and separation theorems. Zbl 1131.39024
Badora, Roman
2
2006
Decomposition of mappings approximately inner product preserving. Zbl 1091.39005
Badora, Roman; Chmieliński, Jacek
10
2005
On a generalized Wilson functional equation. Zbl 1098.39017
Badora, Roman
3
2005
Invariant means, set ideals and separation theorems. Zbl 1082.43001
Badora, Roman
2
2005
Additive selections and the stability of the Cauchy functional equation. Zbl 1037.39008
Badora, Roman; Ger, Roman; Páles, Zsolt
13
2003
On approximate ring homomorphisms. Zbl 1014.39020
Badora, Roman
41
2002
On some trigonometric functional inequalities. Zbl 1010.39012
Badora, Roman; Ger, Roman
22
2002
On Hyers-Ulam stability of Wilson’s functional equation. Zbl 0986.39016
Badora, Roman
13
2000
Note on the superstability of the Cauchy functional equation. Zbl 0973.39021
Badora, Roman
5
2000
On the stability of a functional equation for generalized trigonometric functions. Zbl 0976.39029
Badora, Roman
5
2000
On the d’Alembert type functional equation in Hilbert algebras. Zbl 1142.39316
Badora, Roman
3
2000
Monomial selections of set-valued maps. Zbl 0964.39020
Badora, Roman; Páles, Zsolt; Székelyhidi, László
2
1999
On the stability of the cosine functional equation. Zbl 1159.39313
Badora, Roman
13
1998
On the separation with \(n\)-additive functions. Zbl 0883.43004
Badora, Roman
4
1997
On some generalized invariant means and almost approximately additive functions. Zbl 0841.43004
Badora, Roman
2
1994
On approximately additive functions. Zbl 0820.39013
Badora, Roman
2
1994
On some generalized invariant means and their application to the stability of the Hyers-Ulam type. Zbl 0787.43003
Badora, Roman
19
1993
On a joint generalization of Cauchy’s and d’Alembert’s functional equations. Zbl 0763.39003
Badora, Roman
14
1992
On an invariant mean for \({\mathcal J}\)-essentially bounded functions. Zbl 0777.43001
Badora, Roman
1
1991
all top 5

Cited by 159 Authors

21 Eshaghi Gordji, Madjid
17 Brzdęk, Janusz
14 Kim, Gwang Hui
12 Chang, Ick-Soon
11 Kabbaj, Samir
11 Khodaei, Hamid
10 Ciepliński, Krzysztof
10 Zeglami, Driss
9 Łukasik, Radosław
7 Fadli, Brahim
7 Park, Choonkil
6 El-Fassi, Iz-Iddine
6 Rassias, John Michael
5 Alizadeh, Zahra
5 Badora, Roman
5 Leśniak, Zbigniew
5 Sikorska, Justyna
4 Alizadeh, Badrkhan
4 Chahbi, Abdellatif
4 Ebadian, Ali
4 Forti, Gian Luigi
4 Ghaemi, Mohammad Bagher
4 Jung, Yong-Soo
4 Kim, Hark-Mahn
4 Rassias, Themistocles Michael
4 Roh, Jaiok
4 Roukbi, Ahmed
3 Bouikhalene, Belaid
3 Cădariu, Liviu I.
3 Charifi, Ahmed
3 Chmieliński, Jacek
3 Elhoucien, Elqorachi
3 Elqorachi, Elhoucien
3 Fošner, Ajda
3 Ghobadipour, Norouz
3 Gselmann, Eszter
3 Nikoufar, Ismail
3 Piszczek, Magdalena
3 Stetkær, Henrik
3 Toborg, Imke
3 Xu, Bing
2 Azadi-Kenary, Hassan
2 Bahyrycz, Anna
2 Bingham, Nicholas Hugh
2 Bodaghi, Abasalt
2 Cao, Huaixin
2 Cho, Yeol Je
2 Chung, Jaeyoung
2 Dashti, Mahshid
2 de la Sen, Manuel
2 Dong, Yunbai
2 El-hady, El-sayed
2 Ger, Roman
2 Hayati, Bahman
2 Kaboli-Gharetapeh, S.
2 Kang, Sheon-Young
2 Kania, Tomasz
2 Khodabakhsh, Razieh
2 Lehlou, Fouad
2 Malejki, Renata
2 Moussa, Mohammed
2 Olbryś, Andrzej
2 Ostaszewski, Adam J.
2 Oubbi, Lahbib
2 Páles, Zsolt
2 Przebieracz, Barbara
2 Székelyhidi, László
2 Volkmann, Peter
1 Aghda, Davood Khatibi
1 Ahmed, Redouani
1 Alinejad, Ahmad
1 Amyari, Maryam
1 Anjidani, Ehsan
1 Ansari-Piri, Esmaeil
1 Asgari, Gholamreza
1 Askari, Gholamreza
1 Bae, Jae-Hyeong
1 Baghban, Hamed
1 Bahraini, Ali
1 Başcı, Yasemin
1 Batko, Bogdan
1 Batool, Afshan
1 Bavand Savadkouhi, Meysam
1 Belaid, Bouikhalene
1 Benzarouala, Chaimaa
1 Boo, Deok-Hoon
1 Boros, Zoltán
1 Brillouët-Belluot, Nicole
1 Budzik, Dorota
1 Chojnacki, Wojciech
1 Chu, Hahng-Yun
1 Cvetković, Marija S.
1 Czerwik, Stefan
1 Dangskul, Supreedee
1 Dlutek, Krzysztof
1 Domecq, H. Bustos
1 Dragomir, Sever Silvestru
1 Ebanks, Bruce R.
1 Ege, Ozgur
1 Eloqrachi, Elhoucien
...and 59 more Authors
all top 5

Cited in 70 Serials

29 Aequationes Mathematicae
15 Abstract and Applied Analysis
13 Journal of Mathematical Analysis and Applications
9 Results in Mathematics
7 Journal of Inequalities and Applications
6 Afrika Matematika
5 Annales Mathematicae Silesianae
5 Advances in Difference Equations
4 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods
4 Applied Mathematics Letters
4 Journal of Function Spaces
3 Acta Mathematica Hungarica
3 Acta Mathematica Sinica. English Series
3 International Journal of Geometric Methods in Modern Physics
3 Proyecciones
3 Korean Journal of Mathematics
2 Journal of Mathematical Physics
2 Quaestiones Mathematicae
2 Rendiconti del Circolo Matemàtico di Palermo. Serie II
2 Georgian Mathematical Journal
2 Journal of Applied Mathematics
2 Fixed Point Theory and Applications
2 Journal of Fixed Point Theory and Applications
2 Banach Journal of Mathematical Analysis
2 Annales Universitatis Paedagogicae Cracoviensis. Studia Mathematica
2 Journal of Mahani Mathematical Research Center
2 Mathematical Sciences
1 Bulletin of the Australian Mathematical Society
1 Computers & Mathematics with Applications
1 Indian Journal of Pure & Applied Mathematics
1 Mathematical Methods in the Applied Sciences
1 Ukrainian Mathematical Journal
1 Acta Mathematica Vietnamica
1 Annales Universitatis Mariae Curie-Skłodowska. Sectio A. Mathematica
1 Applied Mathematics and Computation
1 Archiv der Mathematik
1 Demonstratio Mathematica
1 Dissertationes Mathematicae
1 Fuzzy Sets and Systems
1 International Journal of Mathematics and Mathematical Sciences
1 Kyungpook Mathematical Journal
1 Mathematische Annalen
1 Proceedings of the American Mathematical Society
1 Semigroup Forum
1 Topology and its Applications
1 Indagationes Mathematicae. New Series
1 The Journal of Analysis
1 Filomat
1 Journal of Convex Analysis
1 Boletín de la Sociedad Matemática Mexicana. Third Series
1 Honam Mathematical Journal
1 Mathematical Inequalities & Applications
1 Discrete Dynamics in Nature and Society
1 Communications of the Korean Mathematical Society
1 Journal of the Korean Society of Mathematical Education. Series B. The Pure and Applied Mathematics
1 Nonlinear Functional Analysis and Applications
1 Journal of Function Spaces and Applications
1 Boletim da Sociedade Paranaense de Matemática. Terceira Série
1 Mediterranean Journal of Mathematics
1 Proceedings of the Steklov Institute of Mathematics
1 Journal of Nonlinear Science and Applications
1 Acta Universitatis Sapientiae. Mathematica
1 Set-Valued and Variational Analysis
1 Advances in Pure and Applied Mathematics
1 International Journal of Nonlinear Analysis and Applications
1 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM
1 Fuzzy Information and Engineering
1 Mathematics
1 Sahand Communications in Mathematical Analysis
1 Electronic Research Archive

Citations by Year