src/HOL/Product_Type.thy
changeset 69913 ca515cf61651
parent 69605 a96320074298
child 69922 4a9167f377b0
     1.1 --- a/src/HOL/Product_Type.thy	Thu Mar 14 16:35:58 2019 +0100
     1.2 +++ b/src/HOL/Product_Type.thy	Thu Mar 14 16:55:06 2019 +0100
     1.3 @@ -7,7 +7,7 @@
     1.4  
     1.5  theory Product_Type
     1.6    imports Typedef Inductive Fun
     1.7 -  keywords "inductive_set" "coinductive_set" :: thy_decl
     1.8 +  keywords "inductive_set" "coinductive_set" :: thy_defn
     1.9  begin
    1.10  
    1.11  subsection \<open>\<^typ>\<open>bool\<close> is a datatype\<close>