changeset 27212 | 3a3686dd4433 |
parent 27126 | 3ede9103de8e |
child 27326 | d3beec370964 |
1.1 --- a/src/HOL/HOL.thy Sat Jun 14 23:20:02 2008 +0200 1.2 +++ b/src/HOL/HOL.thy Sat Jun 14 23:20:03 2008 +0200 1.3 @@ -731,10 +731,6 @@ 1.4 apply (erule prem1) 1.5 done 1.6 1.7 -ML {* 1.8 - fun case_split_tac P = res_inst_tac [("P", P)] @{thm case_split} 1.9 -*} 1.10 - 1.11 (*Classical implies (-->) elimination. *) 1.12 lemma impCE: 1.13 assumes major: "P-->Q"