Mathematical Analysis and its Contemporary Applications

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Volume 5 (2023)
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Volume 1 (2019)

Keywords = Stability

Number of Articles: 1
Stability of cosine type functional equations onmodule extension Banach algebras
Stability of cosine type functional equations onmodule extension Banach algebras

Abbas Zivari-Kazempour

Volume 1, Issue 1 , February 2019, , Pages 44-49

https://doi.org/10.30495/maca.2021.679842

Abstract
  Let A be a Banach algebra and X be a Banach A-bimodule. In this paper we investigate the stability of the cosine type functional equation φ(ab,a·y+x·b)=φ(ab,x·b-a·y)=2φ(a,x)φ(b,y),on ...  Read More