On the Generalized Stabilities of Functional Equations via Isometries

M Sarfraz, J Zhou, Y Li, JM Rassias - Axioms, 2024 - mdpi.com
The main goal of this research article is to investigate the stability of generalized
normadditive functional equations. This study demonstrates that these equations are Hyers …

Isometries to Analyze the Stability of Norm-Based Functional Equations in p-Uniformly Convex Spaces

M Sarfraz, J Zhou, M Islam, Y Li - Symmetry, 2024 - mdpi.com
Over the past two decades, significant advancements have been made in understanding the
stability according to Hyers–Ulam involving different functional equations (FEs). This study …