Mon, 06 Dec 2010 11:22:42 -0800 huffman remove lemma cont_cfun;
Mon, 06 Dec 2010 10:08:33 -0800 huffman rename lub_fun -> is_lub_fun, thelub_fun -> lub_fun
Mon, 06 Dec 2010 08:59:58 -0800 huffman pcpodef no longer generates _defined lemmas, use _bottom_iff lemmas instead
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