Ger, Roman; Nikodem, Kazimierz Strongly convex functions of higher order. (English) Zbl 1204.26017 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 74, No. 2, 661-665 (2011). MSC: 26A51 39B62 PDFBibTeX XMLCite \textit{R. Ger} and \textit{K. Nikodem}, Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 74, No. 2, 661--665 (2011; Zbl 1204.26017) Full Text: DOI
Ger, Roman; Nikodem, Kazimierz A characterization of stationary sets for the class of Jensen convex functions. (English) Zbl 1003.39024 Daróczy, Zoltán (ed.) et al., Functional equations–results and advances. Dordrecht: Kluwer Academic Publishers. Adv. Math., Dordr. 3, 25-28 (2002). Reviewer: Borislav Crstici (Timişoara) MSC: 39B62 39B72 26B25 PDFBibTeX XMLCite \textit{R. Ger} and \textit{K. Nikodem}, in: Functional equations---results and advances. Dordrecht: Kluwer Academic Publishers. 25--28 (2002; Zbl 1003.39024)