Unstable (Stable) system of stable (unstable) functional equations

In this note the answer to a question by Z. Moszner from the paper [1] about connections of stability of separate equations and the system of them, is given.

Bibliographic Details
Main Authors: Zenon Moszner, Andrzej Mach
Format: Article
Language:deu
Published: Wydawnictwo Naukowe Uniwersytetu Pedagogicznego 2010-03-01
Series:Annales Universitatis Paedagogicae Cracoviensis: Studia Mathematica
Online Access:http://studmath.up.krakow.pl/index.php/studmath/article/view/95