Math 2.0

General topology Uniform and proximity structures Concept

Entourage

Summary

An entourage of a uniform space is one of the sets of pairs of points that make up its uniform structure. Each entourage stands for one degree of closeness: the pairs in it are the pairs of points that are close to that degree. Entourages replace the numbers ε\varepsilon of metric spaces in the definitions of uniform continuity, Cauchy filters and completeness.

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Further reading

  1. Web https://en.wikipedia.org/wiki/Uniform_space
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TagFVFFKNKEDF
URIm2://FVFFKNKEDF
Kindconcept
WritingW0 stub
MSC54E15
SpecializesBinary relation
Changed2 November 2026

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