Isomorphisms Between Quasi-Banach Algebras*

Abstract

In this paper, the author proves the Hyers–Ulam–Rassias stability of homo-morphisms in quasi-Banach algebras. This is used to investigate isomorphisms betweenquasi-Banach algebras.

Keywords

Cauchy functional equation / Jensen functional equation / Quasi-Banachalgebra / Hyers-Ulam-Rassias stability / Homomorphism / p-Banach algebra / 39B72 / 46B03 / 47J

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