Difference between revisions of "Closed set"
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(Created page with "A closed set in a topological space <math>(X,\mathcal{J})</math> is a set <math>A</math> where <math>X-A</math> is open. {{Definition|Topology}}") |
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Revision as of 04:49, 15 February 2015
A closed set in a topological space [math](X,\mathcal{J})[/math] is a set [math]A[/math] where [math]X-A[/math] is open.
