# HG changeset patch # User paulson # Date 968141600 -7200 # Node ID dc84dda48a5a1970e891491c290dd40d779551dd # Parent 7b26f2d51ba4ebc52b9989c93d79653711636c75 moved proof of "choice" to Tools/meson.ML diff -r 7b26f2d51ba4 -r dc84dda48a5a src/HOL/Fun.ML --- a/src/HOL/Fun.ML Tue Sep 05 10:12:48 2000 +0200 +++ b/src/HOL/Fun.ML Tue Sep 05 10:13:20 2000 +0200 @@ -21,9 +21,7 @@ (** "Axiom" of Choice, proved using the description operator **) -Goal "!!Q. ALL x. EX y. Q x y ==> EX f. ALL x. Q x (f x)"; -by (fast_tac (claset() addEs [selectI]) 1); -qed "choice"; +(*"choice" is now proved in Tools/meson.ML*) Goal "!!S. ALL x:S. EX y. Q x y ==> EX f. ALL x:S. Q x (f x)"; by (fast_tac (claset() addEs [selectI]) 1);