--- a/ex/LexProd.ML Fri Nov 11 10:35:03 1994 +0100
+++ b/ex/LexProd.ML Mon Nov 21 17:50:34 1994 +0100
@@ -12,7 +12,7 @@
by (rtac allI 1);
by (rtac (surjective_pairing RS ssubst) 1);
by (fast_tac HOL_cs 1);
-val split_all_pair = result();
+qed "split_all_pair";
val [wfa,wfb] = goalw LexProd.thy [wf_def,LexProd.lex_prod_def]
"[| wf(ra); wf(rb) |] ==> wf(ra**rb)";
@@ -21,4 +21,4 @@
by (EVERY1 [rtac allI,rtac impI]);
by (rtac (wfb RS spec RS mp) 1);
by (fast_tac (set_cs addSEs [Pair_inject]) 1);
-val wf_lex_prod = result();
+qed "wf_lex_prod";