# HG changeset patch # User nipkow # Date 1515256772 -3600 # Node ID 4c4db8687e50a8a74c8a4c7bc6b40ccbb8dc6d7f # Parent bf269672c203a78df602b4a4331759e3466d0d29 tuned op diff -r bf269672c203 -r 4c4db8687e50 src/Doc/Isar_Ref/HOL_Specific.thy --- a/src/Doc/Isar_Ref/HOL_Specific.thy Sat Jan 06 17:34:41 2018 +0100 +++ b/src/Doc/Isar_Ref/HOL_Specific.thy Sat Jan 06 17:39:32 2018 +0100 @@ -1555,8 +1555,8 @@ quantifiers are transferred. \<^descr> @{attribute (HOL) relator_eq} attribute collects identity laws for - relators of various type constructors, e.g. @{term "rel_set (op =) = (op - =)"}. The @{method (HOL) transfer} method uses these lemmas to infer + relators of various type constructors, e.g. @{term "rel_set (op =) = (op =)"}. + The @{method (HOL) transfer} method uses these lemmas to infer transfer rules for non-polymorphic constants on the fly. For examples see \<^file>\~~/src/HOL/Lifting_Set.thy\ or \<^file>\~~/src/HOL/Lifting.thy\. This property is proved automatically if the involved type is BNF without dead variables.