Fixed Points and the Stability of an AQCQ‐Functional Equation in Non‐Archimedean Normed Spaces

Choonkil Park

Abstract and Applied Analysis, 2010, vol. 2010, issue 1

Abstract: Using fixed point method, we prove the generalized Hyers‐Ulam stability of the following additive‐quadratic‐cubic‐quartic functional equation f(x + 2y) + f(x − 2y) = 4f(x + y) + 4f(x − y) − 6f(x) + f(2y) + f(−2y) − 4f(y) − 4f(−y) in non‐Archimedean Banach spaces.

Date: 2010
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https://doi.org/10.1155/2010/849543

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Persistent link: https://EconPapers.repec.org/RePEc:wly:jnlaaa:v:2010:y:2010:i:1:n:849543

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