My Math Forum Question about covers

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 October 9th, 2008, 06:23 PM #1 Newbie   Joined: Oct 2008 Posts: 13 Thanks: 0 Question about covers Give an example of an open cover of the interval (0,1) which has no finite subcover. Thanks for any help in advance.
 October 9th, 2008, 07:18 PM #2 Senior Member   Joined: Oct 2008 Posts: 215 Thanks: 0 Re: Question about covers $\{(\frac{1}{2^k},1)| k=1,2,3,...\}$

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### examples of open cover, subcover and compact sets

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