Approximate Solutions of an Additive-Quadratic-Quartic (AQQ) Functional Equation

DOI10.1007/978-3-030-28950-8_18zbMath1447.39025OpenAlexW2991260325MaRDI QIDQ5120122

Yali Ding, Tian-Zhou Xu, John Michael S. Rassias

Publication date: 9 September 2020

Published in: Frontiers in Functional Equations and Analytic Inequalities (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/978-3-030-28950-8_18

zbMATH Keywords

stabilityfixed point theoremadditive-quadratic-quartic functional equation

Mathematics Subject Classification ID

Fixed-point theorems (47H10) Stability, separation, extension, and related topics for functional equations (39B82)

Cites Work

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• On an equation characterizing multi-additive-quadratic mappings and its Hyers-Ulam stability
• Hyperstability and superstability
• Ulam stability of operators
• Hyperstability of the Fréchet equation and a characterization of inner product spaces

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