Mon, 26 Mar 2012 19:04:17 +0200 huffman code lemma for function 'nat' that doesn't go into an infinite loop (fixes problem with non-terminating HOL-Proofs-Lambda)
Mon, 26 Mar 2012 19:03:27 +0200 huffman remove old-style semicolon
Mon, 26 Mar 2012 20:09:52 +0200 nipkow merged
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