Fri, 19 Oct 2007 23:21:08 +0200 wenzelm tuned proofs: avoid implicit prems;
Fri, 19 Oct 2007 23:21:06 +0200 wenzelm tuned proofs;
Fri, 19 Oct 2007 20:57:16 +0200 wenzelm internal tuning: class_target, fork_mixfix, declare_const (singleton), abbrev;
Fri, 19 Oct 2007 20:57:14 +0200 wenzelm tuned interfaces;
Fri, 19 Oct 2007 19:45:31 +0200 haftmann tuned
Fri, 19 Oct 2007 19:45:29 +0200 haftmann antisymmetry not a default intro rule any longer
Fri, 19 Oct 2007 16:20:27 +0200 haftmann now employing dictionaries
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