Wed, 25 Feb 2009 06:53:15 -0800 add lemma diff_Suc_1
huffman [Wed, 25 Feb 2009 06:53:15 -0800] rev 30093
add lemma diff_Suc_1
Wed, 25 Feb 2009 19:34:00 +0100 Added lemmas for normalizing freshness results involving fresh_star.
berghofe [Wed, 25 Feb 2009 19:34:00 +0100] rev 30092
Added lemmas for normalizing freshness results involving fresh_star.
Wed, 25 Feb 2009 18:53:34 +0100 Added typing and evaluation relations, together with proofs of preservation
berghofe [Wed, 25 Feb 2009 18:53:34 +0100] rev 30091
Added typing and evaluation relations, together with proofs of preservation and progress (i.e. part 2A of the POPLmark challenge).
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