Ayoubi, Mohamed; Zeglami, Driss A functional equation for the cosine on semigroups with endomorphisms. (English) Zbl 07787433 Vietnam J. Math. 52, No. 1, 149-157 (2024). Reviewer: Jacek Chmieliński (Kraków) MSC: 39B52 39B32 PDFBibTeX XMLCite \textit{M. Ayoubi} and \textit{D. Zeglami}, Vietnam J. Math. 52, No. 1, 149--157 (2024; Zbl 07787433) Full Text: DOI
Fadli, B.; Zeglami, D. On a class of functional equations which includes the Pexider’s one. (English) Zbl 1488.39066 Acta Math. Hung. 165, No. 1, 63-77 (2021). Reviewer: Mohammad Sal Moslehian (Mashhad) MSC: 39B52 PDFBibTeX XMLCite \textit{B. Fadli} and \textit{D. Zeglami}, Acta Math. Hung. 165, No. 1, 63--77 (2021; Zbl 1488.39066) Full Text: DOI
Akkaoui, A.; El Fatini, M.; Fadli, B.; Zeglami, D. Nice results about quadratic type functional equations on semigroups. (English) Zbl 1434.39019 Aequationes Math. 94, No. 1, 83-96 (2020). Reviewer: Jacek Chmieliński (Kraków) MSC: 39B52 PDFBibTeX XMLCite \textit{A. Akkaoui} et al., Aequationes Math. 94, No. 1, 83--96 (2020; Zbl 1434.39019) Full Text: DOI
Charifi, A.; Zeglami, D.; Kabbaj, S. Solution of generalized Jensen and quadratic functional equations. (English) Zbl 1448.39039 Anastassiou, George A. (ed.) et al., Frontiers in functional equations and analytic inequalities. Cham: Springer. 273-292 (2019). Reviewer: Henrik Stetkær (Aarhus) MSC: 39B52 PDFBibTeX XMLCite \textit{A. Charifi} et al., in: Frontiers in functional equations and analytic inequalities. Cham: Springer. 273--292 (2019; Zbl 1448.39039) Full Text: DOI
Zeglami, D.; Kabbaj, S.; Tial, M. A sine type functional equation on a topological group. (English) Zbl 1443.39014 Proyecciones 38, No. 2, 221-235 (2019). Reviewer: Henrik Stetkær (Aarhus) MSC: 39B32 39B52 PDFBibTeX XMLCite \textit{D. Zeglami} et al., Proyecciones 38, No. 2, 221--235 (2019; Zbl 1443.39014) Full Text: DOI
Rassias, J. M.; Zeglami, D.; Charifi, A. On the stability of a class of cosine type functional equations. (English) Zbl 1413.39059 Bol. Soc. Parana. Mat. (3) 37, No. 2, 35-49 (2019). MSC: 39B82 39B62 39B72 39B52 PDFBibTeX XMLCite \textit{J. M. Rassias} et al., Bol. Soc. Parana. Mat. (3) 37, No. 2, 35--49 (2019; Zbl 1413.39059) Full Text: Link
Zeglami, D.; Charifi, A.; Kabbaj, S. Superstability problem for a large class of functional equations. (English) Zbl 1386.39048 Afr. Mat. 27, No. 3-4, 469-484 (2016). MSC: 39B72 PDFBibTeX XMLCite \textit{D. Zeglami} et al., Afr. Mat. 27, No. 3--4, 469--484 (2016; Zbl 1386.39048) Full Text: DOI
Zeglami, D. Some functional equations related to number theory. (English) Zbl 1389.39039 Acta Math. Hung. 149, No. 2, 490-508 (2016). Reviewer: Gyula Maksa (Debrecen) MSC: 39B32 39B52 PDFBibTeX XMLCite \textit{D. Zeglami}, Acta Math. Hung. 149, No. 2, 490--508 (2016; Zbl 1389.39039) Full Text: DOI
Zeglami, Driss; Tial, Mohamed; Fadli, Brahim Wilson’s type Hilbert space valued functional equations. (English) Zbl 1342.39027 Adv. Pure Appl. Math. 7, No. 3, 189-196 (2016). MSC: 39B82 39B52 PDFBibTeX XMLCite \textit{D. Zeglami} et al., Adv. Pure Appl. Math. 7, No. 3, 189--196 (2016; Zbl 1342.39027) Full Text: DOI
Zeglami, D.; Fadli, B.; Kabbaj, S. On a variant of \(\mu\)-Wilson’s functional equation on a locally compact group. (English) Zbl 1328.39048 Aequationes Math. 89, No. 5, 1265-1280 (2015). Reviewer: Krzysztof Ciepliński (Kraków) MSC: 39B82 39B52 39B32 22D05 PDFBibTeX XMLCite \textit{D. Zeglami} et al., Aequationes Math. 89, No. 5, 1265--1280 (2015; Zbl 1328.39048) Full Text: DOI
Zeglami, D. The superstability of a variant of Wilson’s functional equation on an arbitrary group. (English) Zbl 1328.39047 Afr. Mat. 26, No. 3-4, 609-617 (2015). Reviewer: Ioannis P. Stavroulakis (Ioannina) MSC: 39B82 39B52 PDFBibTeX XMLCite \textit{D. Zeglami}, Afr. Mat. 26, No. 3--4, 609--617 (2015; Zbl 1328.39047) Full Text: DOI
Zeglami, D.; Roukbi, A.; Kabbaj, S. Hyers-Ulam stability of generalized Wilson’s and d’Alembert’s functional equations. (English) Zbl 1315.39020 Afr. Mat. 26, No. 1-2, 215-223 (2015). Reviewer: Gian Luigi Forti (Milano) MSC: 39B82 39B52 PDFBibTeX XMLCite \textit{D. Zeglami} et al., Afr. Mat. 26, No. 1--2, 215--223 (2015; Zbl 1315.39020) Full Text: DOI
Zeglami, D.; Roukbi, A.; Rassias, Themistocles M. D’Alembert’s functional equation and superstability problem in hypergroups. (English) Zbl 1314.39038 Rassias, Themistocles M. (ed.), Handbook of functional equations. Stability theory. New York, NY: Springer (ISBN 978-1-4939-1285-8/hbk; 978-1-4939-1286-5/ebook). Springer Optimization and Its Applications 96, 367-396 (2014). MSC: 39B82 PDFBibTeX XMLCite \textit{D. Zeglami} et al., Springer Optim. Appl. 96, 367--396 (2014; Zbl 1314.39038) Full Text: DOI