# HG changeset patch # User bulwahn # Date 1291362047 -3600 # Node ID 4d0f96a54e769ae47bc54e58844fb45eaaa9855b # Parent a516fbdd9931814496802c0bd1a91aafa7612d71 adding code equation for finiteness of finite types diff -r a516fbdd9931 -r 4d0f96a54e76 src/HOL/Finite_Set.thy --- a/src/HOL/Finite_Set.thy Fri Dec 03 08:40:47 2010 +0100 +++ b/src/HOL/Finite_Set.thy Fri Dec 03 08:40:47 2010 +0100 @@ -517,6 +517,9 @@ lemma finite [simp]: "finite (A \ 'a set)" by (rule subset_UNIV finite_UNIV finite_subset)+ +lemma finite_code [code]: "finite (A \ 'a set) = True" + by simp + end lemma UNIV_unit [no_atp]: