 Relatively compact subspace (source code)

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= Relatively compact subspace
{wiki=Relatively_compact_subspace}

A relatively compact subspace (or relatively compact set) is a concept from topology, specifically in the context of metric spaces or more generally in topological spaces. A subset \\( A \\) of a topological space \\( X \\) is said to be relatively compact if its closure, denoted by \\( \\overline\{A\} \\), is compact.

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