Aribou, Y.; Kabbaj, S. The stability of \(N\)-dimensional quadratic functional inequality in non Archimedean Banach spaces. (English) Zbl 1503.39019 São Paulo J. Math. Sci. 16, No. 2, 1382-1400 (2022). MSC: 39B82 39B52 47H10 PDFBibTeX XMLCite \textit{Y. Aribou} and \textit{S. Kabbaj}, São Paulo J. Math. Sci. 16, No. 2, 1382--1400 (2022; Zbl 1503.39019) Full Text: DOI
El Ghali, Rachid; Kabbaj, Samir Some hyperstability results in non-Archimedean 2-Banach space for a \(\sigma\)-Jensen functional equation. (English) Zbl 1496.39018 Daras, Nicholas J. (ed.) et al., Approximation and computation in science and engineering. Cham: Springer. Springer Optim. Appl. 180, 349-367 (2022). MSC: 39B82 47H14 47J20 47H10 PDFBibTeX XMLCite \textit{R. El Ghali} and \textit{S. Kabbaj}, Springer Optim. Appl. 180, 349--367 (2022; Zbl 1496.39018) Full Text: DOI
El Ghali, Rachid; Kabbaj, Samir Stability problem in a set of Lebesgue measure zero of bi-additive functional equation. (English) Zbl 1522.39019 Proyecciones 41, No. 3, 751-764 (2022). MSC: 39B82 39B52 PDFBibTeX XMLCite \textit{R. El Ghali} and \textit{S. Kabbaj}, Proyecciones 41, No. 3, 751--764 (2022; Zbl 1522.39019) Full Text: DOI
EL-Fassi, Iz-iddine; Kabbaj, Samir; Chahbi, Abdellatif Measure zero stability problem of a generalized quadratic functional equation. (English) Zbl 1440.39018 São Paulo J. Math. Sci. 14, No. 1, 301-311 (2020). MSC: 39B82 39B52 PDFBibTeX XMLCite \textit{I.-i. EL-Fassi} et al., São Paulo J. Math. Sci. 14, No. 1, 301--311 (2020; Zbl 1440.39018) 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
EL-Fassi, Iz-iddine; Chahbi, Abdellatif; Kabbaj, Samir Baire category theorem and approximation of the Pexider quadratic functional equation on a set of Lebesgue measure zero. (English) Zbl 1420.39022 J. Anal. 27, No. 3, 697-707 (2019). MSC: 39B82 39B52 PDFBibTeX XMLCite \textit{I.-i. EL-Fassi} et al., J. Anal. 27, No. 3, 697--707 (2019; Zbl 1420.39022) Full Text: DOI
Dimou, Hajira; Aribou, Youssef; Chahbi, Abdellatif; Kabbaj, Samir On a quadratic type functional equation on locally compact abelian groups. (English) Zbl 1408.39022 Acta Univ. Sapientiae, Math. 10, No. 1, 46-55 (2018). MSC: 39B52 39B82 PDFBibTeX XMLCite \textit{H. Dimou} et al., Acta Univ. Sapientiae, Math. 10, No. 1, 46--55 (2018; Zbl 1408.39022) Full Text: DOI
El-Fassi, Iz-iddine; Chahbi, Abdellatif; Kabbaj, Samir On approximately of a \(\sigma\)-quadratic functional equation on a set of measure zero. (English) Zbl 1388.39014 Complex Anal. Oper. Theory 12, No. 1, 111-121 (2018). Reviewer: Nasrin Eghbali (Ardabil) MSC: 39B82 39B52 PDFBibTeX XMLCite \textit{I.-i. El-Fassi} et al., Complex Anal. Oper. Theory 12, No. 1, 111--121 (2018; Zbl 1388.39014) Full Text: DOI
Chahbi, Abdellatif; El-Fassi, Iz-Iddine; Kabbaj, Samir Lipschitz stability of the \(k\)-quadratic functional equation. (English) Zbl 1422.39060 Quaest. Math. 40, No. 8, 991-1001 (2017). MSC: 39B82 39B52 PDFBibTeX XMLCite \textit{A. Chahbi} et al., Quaest. Math. 40, No. 8, 991--1001 (2017; Zbl 1422.39060) Full Text: DOI
EL-Fassi, Iz-iddine; Kabbaj, Samir On the generalized orthogonal stability of the Pexiderized quadratic functional equations in modular spaces. (English) Zbl 1399.39065 Math. Slovaca 67, No. 1, 165-178 (2017). Reviewer: Ghadir Sadeghi (Sabzevār) MSC: 39B82 39B52 39B62 PDFBibTeX XMLCite \textit{I.-i. EL-Fassi} and \textit{S. Kabbaj}, Math. Slovaca 67, No. 1, 165--178 (2017; Zbl 1399.39065) Full Text: DOI
Charifi, Ahmed; Rassias, John M.; Almahalebi, Muaadh; Kabbaj, Samir Ultrametric approximations of a Drygas functional equation. (English) Zbl 1342.39025 Adv. Pure Appl. Math. 7, No. 3, 155-164 (2016). MSC: 39B82 39B52 PDFBibTeX XMLCite \textit{A. Charifi} et al., Adv. Pure Appl. Math. 7, No. 3, 155--164 (2016; Zbl 1342.39025) Full Text: DOI
El-Fassi, Iz-iddine; Kabbaj, Samir On the generalized orthogonal stability of mixed type additive-cubic functional equations in modular spaces. (English) Zbl 1338.39036 Tbil. Math. J. 9, No. 1, 231-243 (2016). MSC: 39B52 39B55 39B82 47H09 PDFBibTeX XMLCite \textit{I.-i. El-Fassi} and \textit{S. Kabbaj}, Tbil. Math. J. 9, No. 1, 231--243 (2016; Zbl 1338.39036) Full Text: DOI
Aribou, Youssef; Dimou, Hajira; Chahbi, Abdellatif; Kabbaj, Samir Stability of generalized quadratic functional equation on a set of measure zero. (English) Zbl 1329.39031 Ann. Univ. Paedagog. Crac., Stud. Math. 160(14), 149-162 (2015). MSC: 39B82 39B52 PDFBibTeX XMLCite \textit{Y. Aribou} et al., Ann. Univ. Paedagog. Crac., Stud. Math. 160(14), 149--162 (2015; Zbl 1329.39031)
Fadli, B.; Zeglami, D.; Kabbaj, S. On Gajda’s type quadratic equation on a locally compact abelian group. (English) Zbl 1329.39024 Indag. Math., New Ser. 26, No. 4, 660-668 (2015). MSC: 39B52 22B05 20K45 PDFBibTeX XMLCite \textit{B. Fadli} et al., Indag. Math., New Ser. 26, No. 4, 660--668 (2015; Zbl 1329.39024) Full Text: DOI
Chahbi, A. B.; Charifi, A.; Bouikhalene, B.; Kabbaj, S. Operatorial approach to the non-Archimedean stability of a Pexider K-quadratic functional equation. (English) Zbl 1308.39022 Arab J. Math. Sci. 21, No. 1, 67-83 (2015). MSC: 39B82 39B52 PDFBibTeX XMLCite \textit{A. B. Chahbi} et al., Arab J. Math. Sci. 21, No. 1, 67--83 (2015; Zbl 1308.39022) Full Text: DOI
Almahalebi, M.; Charifi, A.; Kabbaj, S.; Elqorachi, E. A fixed point approach to stability of the quadratic equation. (English) Zbl 1321.39029 Rassias, Themistocles M. (ed.) et al., Topics in mathematical analysis and applications. Cham: Springer (ISBN 978-3-319-06553-3/hbk; 978-3-319-06554-0/ebook). Springer Optimization and Its Applications 94, 53-77 (2014). MSC: 39B82 47H10 PDFBibTeX XMLCite \textit{M. Almahalebi} et al., Springer Optim. Appl. 94, 53--77 (2014; Zbl 1321.39029) Full Text: DOI