Bahyrycz, Anna; Olko, Jolanta On stability and hyperstability of an equation characterizing multi-Cauchy-Jensen mappings. (English) Zbl 1404.39026 Result. Math. 73, No. 2, Paper No. 55, 18 p. (2018). Reviewer: Ghadir Sadeghi (Sabzevār) MSC: 39B52 39B82 39B72 47H10 PDFBibTeX XMLCite \textit{A. Bahyrycz} and \textit{J. Olko}, Result. Math. 73, No. 2, Paper No. 55, 18 p. (2018; Zbl 1404.39026) Full Text: DOI
Bahyrycz, Anna; Ciepliński, Krzysztof; Olko, Jolanta On Hyers-Ulam stability of two functional equations in non-Archimedean spaces. (English) Zbl 1344.39013 J. Fixed Point Theory Appl. 18, No. 2, 433-444 (2016). Reviewer: Ghadir Sadeghi (Sabzevār) MSC: 39B82 39B52 46S10 PDFBibTeX XMLCite \textit{A. Bahyrycz} et al., J. Fixed Point Theory Appl. 18, No. 2, 433--444 (2016; Zbl 1344.39013) Full Text: DOI