Tue, 20 Sep 2005 20:16:55 +0200 wenzelm fixed proof script of lemma Cond_sound (Why did it stop working anyway?);
Tue, 20 Sep 2005 19:38:35 +0200 webertj bugfix in "zchaff_with_proofs"
Tue, 20 Sep 2005 18:47:42 +0200 paulson fixed recursive-looking declaration
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