changeset 725 | d9c629fbacc6 |
parent 0 | a5a9c433f639 |
child 755 | dfb3894d78e4 |
--- a/src/FOL/ex/If.ML Mon Nov 21 14:06:59 1994 +0100 +++ b/src/FOL/ex/If.ML Mon Nov 21 14:11:21 1994 +0100 @@ -12,13 +12,13 @@ val prems = goalw If.thy [if_def] "[| P ==> Q; ~P ==> R |] ==> if(P,Q,R)"; by (fast_tac (FOL_cs addIs prems) 1); -val ifI = result(); +qed "ifI"; val major::prems = goalw If.thy [if_def] "[| if(P,Q,R); [| P; Q |] ==> S; [| ~P; R |] ==> S |] ==> S"; by (cut_facts_tac [major] 1); by (fast_tac (FOL_cs addIs prems) 1); -val ifE = result(); +qed "ifE"; goal If.thy