Compact set
Revision as of 05:09, 23 February 2008 by Shreyas patankar (talk | contribs) (New page: The notion of '''Compact sets''' is very important in the field of topology ==Definition== Let <math>X</math> be a metric space Let <math>S\subset X</math> A set of open set...)
The notion of Compact sets is very important in the field of topology
Definition
Let be a metric space
Let
A set of open sets is said to be an open cover of iff
The set is said to be Compact if and only if for every that is an open cover of , there exists a finite set such that is also an open cover of
This article is a stub. Help us out by expanding it.