Sat, 24 Dec 2011 15:53:08 +0100 haftmann treatment of type constructor `set`
Sat, 24 Dec 2011 15:53:07 +0100 haftmann lattice type class instances for `set`; added code lemma for Set.bind
Sat, 24 Dec 2011 15:53:07 +0100 haftmann `set` is now a proper type constructor; added operation for set monad
Fri, 23 Dec 2011 16:37:27 +0100 huffman simplify some proofs
Fri, 23 Dec 2011 15:55:23 +0100 huffman remove redundant lemma word_sub_def
Fri, 23 Dec 2011 15:34:18 +0100 huffman add lemmas bin_cat_zero and bin_split_zero
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