Tue, 22 Jun 2010 01:21:52 +0200 blanchet reredisable new polymorphic code
Mon, 21 Jun 2010 18:45:10 +0200 blanchet merged
Mon, 21 Jun 2010 18:32:16 +0200 blanchet beta-eta was too much, because it transformed SOME x. P x into Eps P, which caused problems later;
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