On a functional equation

Andrzej Smajdor

Published: 1994-09-30

Vol. 8 (1994)

On a functional equation

Andrzej Smajdor

Abstract

The functional equation
ϕ(x+y) + ψ(x) + ψ(y) = ψ(x+y) + ϕ(x) + ϕ(y)
is studied for set-valued functions.

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Smajdor, A. (1994). On a functional equation. Annales Mathematicae Silesianae, 8, 217–226. Retrieved from https://journals.us.edu.pl/index.php/AMSIL/article/view/14237

Vol. 8 (1994)
Published: 1994-09-30

ISSN: 0860-2107

eISSN: 2391-4238

10.1515/amsil

Publisher

University of Silesia Press

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