Sun, 17 Jan 2010 02:24:15 +0100 Christian Urban added permutation functions for the raw calculi
Sat, 16 Jan 2010 04:23:27 +0100 Christian Urban fixed broken (partial) proof
Sat, 16 Jan 2010 03:56:00 +0100 Christian Urban used "new" alpha-equivalence relation (according to new scheme); proved equivalence theorems and so on
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