THE SPACE OF (phi,gamma)-PSEUDOCHARACTERS ON SEMIGROUPS

Valerii Faiziev, Themistocles M. Rassias

Abstract


In this paper we introduce the concept of (phi,gamma)-pseudocharacters on semigroups and we provide a generalized solution of S.M.Ulam's problem for approximately additive mappings.

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ISSN: 1229-1595 (Print), 2466-0973 (Online)

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