Hyperstability of some functional equations in modular spaces

2024/10/05 by Abderrahman Baza, Baza, Abderrahman, Mohamed Rossafi +3
Mathematics · #Functional Equations Stability Results

paper · pdf · doi:10.48550/arxiv.2410.09082

Abstract

In this paper, we investigate some hyperstability results, inspired by the concept of Ulam stability, for the following functional equations: φ(x+y)+φ(x-y)=2φ(x)+2φ(y) φ(ax+by) = Aφ(x)+Bφ(y)+C \beginequation f(∑_i=1^mx_i)+∑_1≤ i

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