Elhoucien, Elqorachi; Ahmed, Redouani Solutions and stability of a variant of Wilson’s functional equation. (English) Zbl 1442.39035 Proyecciones 37, No. 2, 317-344 (2018). MSC: 39B82 39B32 39B52 PDFBibTeX XMLCite \textit{E. Elhoucien} and \textit{R. Ahmed}, Proyecciones 37, No. 2, 317--344 (2018; Zbl 1442.39035) Full Text: DOI arXiv
Keltouma, Belfakih; Elhoucien, Elqorachi; Rassias, Themistocles M.; Ahmed, Redouani Superstability of Kannappan’s and Van Vleck’s functional equations. (English) Zbl 1438.39049 J. Nonlinear Sci. Appl. 11, No. 7, 894-915 (2018). MSC: 39B82 39B52 PDFBibTeX XMLCite \textit{B. Keltouma} et al., J. Nonlinear Sci. Appl. 11, No. 7, 894--915 (2018; Zbl 1438.39049) Full Text: DOI
Elhoucien, Elqorachi; Manar, Youssef; Khalil, Sammad Hyers-Ulam-Rassias stability of the generalized Wilson’s functional equation. (English) Zbl 1375.39048 Rassias, Themistocles M. (ed.) et al., Mathematical analysis, approximation theory and their applications. Cham: Springer (ISBN 978-3-319-31279-8/hbk; 978-3-319-31281-1/ebook). Springer Optimization and Its Applications 111, 219-233 (2016). Reviewer: Maryam Amyari (Mashhad) MSC: 39B82 39B52 PDFBibTeX XMLCite \textit{E. Elhoucien} et al., Springer Optim. Appl. 111, 219--233 (2016; Zbl 1375.39048) Full Text: DOI