Stability of the Jensen‐Type Functional Equation in C∗‐Algebras: A Fixed Point Approach

Choonkil Park and John Michael Rassias

Abstract and Applied Analysis, 2009, vol. 2009, issue 1

Abstract: Using fixed point methods, we prove the generalized Hyers‐Ulam stability of homomorphisms in C∗‐algebras and Lie C∗‐algebras and also of derivations on C∗‐algebras and Lie C∗‐algebras for the Jensen‐type functional equation f((x + y)/2) + f((x − y)/2) = f(x).

Date: 2009
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https://doi.org/10.1155/2009/360432

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Persistent link: https://EconPapers.repec.org/RePEc:wly:jnlaaa:v:2009:y:2009:i:1:n:360432

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