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What does sequentially compact mean?

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    What's wrong with http://en.wikipedia.org/wiki/Sequentially_compact?2012-12-07

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A topological space is said to be sequentially compact if every sequence has a convergent subsequence. It is said to be compact if every open cover has a finite subcover.

In metric spaces, sequential compactness is equivalent to compactness.

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    Looks good now.2012-12-07