Thu, 11 Jun 2009 19:44:39 -0700 generalize lemma edelstein_fix
huffman [Thu, 11 Jun 2009 19:44:39 -0700] rev 31570
generalize lemma edelstein_fix
Thu, 11 Jun 2009 19:23:56 -0700 generalize lemmas
huffman [Thu, 11 Jun 2009 19:23:56 -0700] rev 31569
generalize lemmas
Thu, 11 Jun 2009 16:26:06 -0700 add lemmas about closed sets
huffman [Thu, 11 Jun 2009 16:26:06 -0700] rev 31568
add lemmas about closed sets
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