Difference between revisions of "Boundary"
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(New page: The '''boundry''' of a set ''X'' is the intersection of the closure of ''X'' and the closure of the complement of ''X''. category:topology) |
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| − | The '''boundry''' of a set ''X'' is the intersection of the [[closure]] of ''X'' and the | + | The '''boundry''' of a set ''X'' is the intersection of the [[closure]] of ''X'' and the closure of the complement of ''X''. |
[[category:topology]] | [[category:topology]] | ||
Revision as of 22:39, April 10, 2007
The boundry of a set X is the intersection of the closure of X and the closure of the complement of X.