Thu, 11 Oct 2007 19:10:22 +0200 added elim_implies (more convenient argument order);
wenzelm [Thu, 11 Oct 2007 19:10:22 +0200] rev 24980
added elim_implies (more convenient argument order); added unvarify (from drule.ML); added specification primitives: add_axiom, add_def;
Thu, 11 Oct 2007 19:10:21 +0200 removed obsolete flip;
wenzelm [Thu, 11 Oct 2007 19:10:21 +0200] rev 24979
removed obsolete flip;
Thu, 11 Oct 2007 19:10:20 +0200 moved Drule.unvarify to Thm.unvarify (cf. more_thm.ML);
wenzelm [Thu, 11 Oct 2007 19:10:20 +0200] rev 24978
moved Drule.unvarify to Thm.unvarify (cf. more_thm.ML); tuned;
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