Fri, 24 Oct 1997 17:18:49 +0200 wenzelm merge: default to ProtoPure.thy;
Fri, 24 Oct 1997 17:18:25 +0200 wenzelm ProtoPure.thy etc.;
Fri, 24 Oct 1997 17:18:00 +0200 wenzelm tuned names;
Fri, 24 Oct 1997 17:17:10 +0200 wenzelm self_ref: check_stale;
Fri, 24 Oct 1997 17:15:59 +0200 wenzelm eq_thm (from drule.ML);
Fri, 24 Oct 1997 17:14:41 +0200 wenzelm added declared: T -> string -> bool;
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