Fechner, Włodzimierz; Páles, Zsolt Convexity properties of functions defined on metric abelian groups. (English) Zbl 1473.26008 Aequationes Math. 95, No. 3, 449-481 (2021). Reviewer: James Adedayo Oguntuase (Abeokuta) MSC: 26A51 22A10 26B25 52A01 PDFBibTeX XMLCite \textit{W. Fechner} and \textit{Z. Páles}, Aequationes Math. 95, No. 3, 449--481 (2021; Zbl 1473.26008) Full Text: DOI arXiv
Fechner, Włodzimierz Hlawka’s functional inequality. (English) Zbl 1316.26019 Aequationes Math. 87, No. 1-2, 71-87 (2014). Reviewer: Petr Gurka (Praha) MSC: 26D05 39B62 46B20 46B25 47A63 PDFBibTeX XMLCite \textit{W. Fechner}, Aequationes Math. 87, No. 1--2, 71--87 (2014; Zbl 1316.26019) Full Text: DOI
Fechner, Włodzimierz Functional inequalities motivated by the Lax-Milgram theorem. (English) Zbl 1272.39012 J. Math. Anal. Appl. 402, No. 2, 411-414 (2013). Reviewer: James Adedayo Oguntuase (Abeokuta) MSC: 39B62 39B52 PDFBibTeX XMLCite \textit{W. Fechner}, J. Math. Anal. Appl. 402, No. 2, 411--414 (2013; Zbl 1272.39012) Full Text: DOI