most recent 30 from http://mathoverflow.net 2013-05-21T11:57:22Z http://mathoverflow.net/feeds/user/15373 http://www.creativecommons.org/licenses/by-nc/2.5/rdf http://mathoverflow.net/questions/66035/the-vitali-covering-theorem-and-use-of-closed-balls Nirav Shah 2011-05-26T08:51:45Z 2011-05-26T09:21:33Z

<p>Concerning the Vitali Covering Theorem, what is the significance of closed balls in the hypothesis? In particular wouldn't open balls also work?</p>