Pointwise Products of Uniformly Continuous Functions

The problem of characterizing the metric spaces on which the pointwise product of any two uniformly continuous real - valued functions is uniformly continuous is investigated. A sufficient condition is given; furthermore, the condition is shown to be necessary for certain types of metric spaces, whi...

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Bibliographic Details
Published inSarajevo journal of mathematics Vol. 1; no. 1; pp. 117 - 127
Main Author Nadler, Jr, Sam B.
Format Journal Article
LanguageEnglish
Published 12.06.2024
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Summary:The problem of characterizing the metric spaces on which the pointwise product of any two uniformly continuous real - valued functions is uniformly continuous is investigated. A sufficient condition is given; furthermore, the condition is shown to be necessary for certain types of metric spaces, which include those with no isolated point and all subspaces of Euclidean spaces. It is not known if the condition is always necessary.   2000 Mathematics Subject Classification. Primary: 54C10, 54C30; Secondary: 20M20
ISSN:1840-0655
2233-1964
DOI:10.5644/SJM.01.1.10