n-Jordan *-Derivations in Frechet locally C*-algebras

Document Type : Research Paper


Department of Mathematics, Faculty of Mathematics, University of Sistan and Baluchestan, Zahedan, Iran


Using the fixed point method, we prove the Hyers-Ulam stability and the superstability of $n$-Jordan $*$-derivations in Fr'echet locally $C^*$-algebras for the following generalized Jensen-type functional equation
$$ f\left(\frac{ a+b}{2} \right) + f\left( \frac{a-b}{2} \right) =f(a).$$


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Volume 13, Issue 1
March 2022
Pages 555-562
  • Receive Date: 09 June 2021
  • Revise Date: 16 June 2021
  • Accept Date: 29 July 2021