# HG changeset patch # User lcp # Date 787581888 -3600 # Node ID d689e796d1863328c424b110f82164c30365d0ec # Parent 349d41ffa378411828d07fe0028f3cfbc3ba0fd6 converse_converse, converse_prod: renamed from converse_of_converse, converse_of_prod diff -r 349d41ffa378 -r d689e796d186 src/ZF/domrange.ML --- a/src/ZF/domrange.ML Fri Dec 16 13:43:01 1994 +0100 +++ b/src/ZF/domrange.ML Fri Dec 16 13:44:48 1994 +0100 @@ -33,14 +33,14 @@ val converse_cs = pair_cs addSIs [converseI] addSEs [converseD,converseE]; -qed_goal "converse_of_converse" ZF.thy +qed_goal "converse_converse" ZF.thy "!!A B r. r<=Sigma(A,B) ==> converse(converse(r)) = r" (fn _ => [ (fast_tac (converse_cs addSIs [equalityI]) 1) ]); qed_goal "converse_type" ZF.thy "!!A B r. r<=A*B ==> converse(r)<=B*A" (fn _ => [ (fast_tac converse_cs 1) ]); -qed_goal "converse_of_prod" ZF.thy "converse(A*B) = B*A" +qed_goal "converse_prod" ZF.thy "converse(A*B) = B*A" (fn _ => [ (fast_tac (converse_cs addSIs [equalityI]) 1) ]); qed_goal "converse_empty" ZF.thy "converse(0) = 0" @@ -79,7 +79,7 @@ qed_goalw "range_subset" ZF.thy [range_def] "range(A*B) <= B" (fn _ => - [ (rtac (converse_of_prod RS ssubst) 1), + [ (rtac (converse_prod RS ssubst) 1), (rtac domain_subset 1) ]);