wenzelm [Tue, 10 Jun 2008 21:49:11 +0200] rev 27134
reordering of imports ensures that nat_induct stay in front;
wenzelm [Tue, 10 Jun 2008 19:45:53 +0200] rev 27133
adhoc fix of induct_tac: rule nat_induct;
wenzelm [Tue, 10 Jun 2008 19:34:32 +0200] rev 27132
case_tac: accomodate change in bound variable name;
wenzelm [Tue, 10 Jun 2008 19:15:23 +0200] rev 27131
nat_induct_tac (works without context);
wenzelm [Tue, 10 Jun 2008 19:15:23 +0200] rev 27130
moved case_tac/induct_tac to induct_tacs.ML -- no longer hardwired into datatype package;
wenzelm [Tue, 10 Jun 2008 19:15:21 +0200] rev 27129
added nat_induct_tac (works without context);
wenzelm [Tue, 10 Jun 2008 19:15:21 +0200] rev 27128
InductTacs.case_tac with proper context and proper declaration of local variable;
wenzelm [Tue, 10 Jun 2008 19:15:20 +0200] rev 27127
added HOL/Tools/induct_tacs.ML;
wenzelm [Tue, 10 Jun 2008 19:15:19 +0200] rev 27126
eliminated obsolete case_split_thm -- use case_split;
added case_split_tac (works without context);
setup for induct_tacs.ML;
wenzelm [Tue, 10 Jun 2008 19:15:18 +0200] rev 27125
tuned proofs -- case_tac *is* available here;