On extensions of the generalized cosine functions from some large sets

DOI10.5486/PMD.2016.7586zbMath1399.39043MaRDI QIDQ2979397

Eliza Jabłońska, Anna Bahyrycz, Janusz Brzdȩk

Publication date: 25 April 2017

Published in: Publicationes Mathematicae Debrecen (Search for Journal in Brave)

zbMATH Keywords

d'Alembert's functional equationabelian semigroupgeneralized cosine function

Mathematics Subject Classification ID

Functional equations for functions with more general domains and/or ranges (39B52)

Related Items (3)

Remarks on solutions to a generalization of the radical functional equations ⋮ ON EXTENSIONS OF THE GENERALISED JENSEN FUNCTIONS ON SEMIGROUPS ⋮ On extensions of the generalized quadratic functions from ``large subsets of semigroups

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