Wed, 13 Jun 2007 11:16:24 +0200 narboux generate_fresh works even if there is no free variable in the goal
Wed, 13 Jun 2007 10:44:35 +0200 wenzelm tuned;
Wed, 13 Jun 2007 10:43:38 +0200 wenzelm tuned proofs: avoid implicit prems;
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