Ger, Roman; Kominek, Zygfryd An interplay between Jensen’s and Pexider’s functional equations on semigroups. (English) Zbl 1240.39054 Ann. Univ. Sci. Budap. Rolando Eötvös, Sect. Comput. 35, 107-124 (2011). MSC: 39B52 20M14 PDF BibTeX XML Cite \textit{R. Ger} and \textit{Z. Kominek}, Ann. Univ. Sci. Budap. Rolando Eötvös, Sect. Comput. 35, 107--124 (2011; Zbl 1240.39054)
Kominek, Z. Some properties of decompositions of a commutative group. (English) Zbl 0691.20042 Ann. Soc. Math. Pol., Ser. I, Commentat. Math. 28, No. 2, 249-252 (1989). Reviewer: P.Lakatos MSC: 20K99 11P99 PDF BibTeX XML Cite \textit{Z. Kominek}, Ann. Soc. Math. Pol., Ser. I, Commentat. Math. 28, No. 2, 249--252 (1989; Zbl 0691.20042)