# HG changeset patch # User paulson # Date 909661353 -3600 # Node ID c675d4a8c26aba57ac6e212e008fb99f6d0dea53 # Parent af3eb75b11e599d1e9ec8c83594150cd4e2c6c38 tidied diff -r af3eb75b11e5 -r c675d4a8c26a src/ZF/Zorn.ML --- a/src/ZF/Zorn.ML Thu Oct 29 12:41:45 1998 +0100 +++ b/src/ZF/Zorn.ML Thu Oct 29 12:42:33 1998 +0100 @@ -13,12 +13,11 @@ (*** Section 1. Mathematical Preamble ***) -Goal "!!A B C. (ALL x:C. x<=A | B<=x) ==> Union(C)<=A | B<=Union(C)"; +Goal "(ALL x:C. x<=A | B<=x) ==> Union(C)<=A | B<=Union(C)"; by (Blast_tac 1); qed "Union_lemma0"; -Goal - "!!A B C. [| c:C; ALL x:C. A<=x | x<=B |] ==> A<=Inter(C) | Inter(C)<=B"; +Goal "[| c:C; ALL x:C. A<=x | x<=B |] ==> A<=Inter(C) | Inter(C)<=B"; by (Blast_tac 1); qed "Inter_lemma0";