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).
berghofe [Wed, 25 Feb 2009 11:49:05 +0100] rev 30090
merged
berghofe [Wed, 25 Feb 2009 11:20:34 +0100] rev 30089
Use LocalTheory.full_name instead of Sign.full_name, because the latter does
not work properly for locales.
berghofe [Wed, 25 Feb 2009 11:07:10 +0100] rev 30088
Replaced Logic.unvarify by Variable.import_terms to make declaration of
equivariance lemmas work in locales.
berghofe [Wed, 25 Feb 2009 11:05:06 +0100] rev 30087
nominal_inductive and equivariance now work on local_theory.
berghofe [Wed, 25 Feb 2009 11:02:25 +0100] rev 30086
Added equivariance lemmas for fresh_star.
nipkow [Wed, 25 Feb 2009 10:24:58 +0100] rev 30085
NEWS
haftmann [Wed, 25 Feb 2009 07:42:20 +0100] rev 30084
merged
haftmann [Wed, 25 Feb 2009 07:42:11 +0100] rev 30083
robustified
huffman [Tue, 24 Feb 2009 11:12:58 -0800] rev 30082
make more proofs work whether or not One_nat_def is a simp rule