Closed set/Definition: Difference between revisions

Latest revision as of 18:23, 30 September 2009

Citable Version ^[?]

A definition or brief description of Closed set.

In geometry and topology, a set that contains its boundary; the complement of an open set.

Revision as of 18:15, 30 September 2009 (view source) imported>Peter Schmitt (Unfortunately, the boundary can be empty.) ← Older edit		Latest revision as of 18:23, 30 September 2009 (view source) imported>Peter Schmitt (this was not necessary: boundary works for closed)
Line 1:		Line 1:
	<noinclude>{{Subpages}}</noinclude>		<noinclude>{{Subpages}}</noinclude>

	In geometry and topology, a set that contains ~~all~~ its [[boundary point]]s; the complement of an [[open set]].		In geometry and topology, a set that contains its [[boundary point\|boundary]]; the complement of an [[open set]].