src/HOL/BNF_Least_Fixpoint.thy
changeset 69913 ca515cf61651
parent 69605 a96320074298
     1.1 --- a/src/HOL/BNF_Least_Fixpoint.thy	Thu Mar 14 16:35:58 2019 +0100
     1.2 +++ b/src/HOL/BNF_Least_Fixpoint.thy	Thu Mar 14 16:55:06 2019 +0100
     1.3 @@ -12,8 +12,8 @@
     1.4  theory BNF_Least_Fixpoint
     1.5  imports BNF_Fixpoint_Base
     1.6  keywords
     1.7 -  "datatype" :: thy_decl and
     1.8 -  "datatype_compat" :: thy_decl
     1.9 +  "datatype" :: thy_defn and
    1.10 +  "datatype_compat" :: thy_defn
    1.11  begin
    1.12  
    1.13  lemma subset_emptyI: "(\<And>x. x \<in> A \<Longrightarrow> False) \<Longrightarrow> A \<subseteq> {}"