Quasimultipliers on 𝐹-Algebras

We investigate the extent to which the study of quasimultipliers can be made beyond Banach algebras. We will focus mainly on the class of 𝐹-algebras, in particular on complete 𝑘-normed algebras, 0<𝑘≤1, not necessarily locally convex. We include a few counterexamples to demonstrate that some of ou...

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Bibliographic Details
Main Authors: Marjan Adib, Abdolhamid Riazi, Liaqat Ali Khan
Format: Article
Language:English
Published: Wiley 2011-01-01
Series:Abstract and Applied Analysis
Online Access:http://dx.doi.org/10.1155/2011/235273
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Summary:We investigate the extent to which the study of quasimultipliers can be made beyond Banach algebras. We will focus mainly on the class of 𝐹-algebras, in particular on complete 𝑘-normed algebras, 0<𝑘≤1, not necessarily locally convex. We include a few counterexamples to demonstrate that some of our results do not carry over to general 𝐹-algebras. The bilinearity and joint continuity of quasimultipliers on an 𝐹-algebra 𝐴 are obtained under the assumption of strong factorability. Further, we establish several properties of the strict and quasistrict topologies on the algebra 𝑄𝑀(𝐴) of quasimultipliers of a complete 𝑘-normed algebra 𝐴 having a minimal ultra-approximate identity.
ISSN:1085-3375
1687-0409