src/ZF/Bool.thy
changeset 124 858ab9a9b047
parent 14 1c0926788772
child 753 ec86863e87c8
     1.1 --- a/src/ZF/Bool.thy	Tue Nov 16 14:23:19 1993 +0100
     1.2 +++ b/src/ZF/Bool.thy	Tue Nov 16 14:24:21 1993 +0100
     1.3 @@ -6,7 +6,7 @@
     1.4  Booleans in Zermelo-Fraenkel Set Theory 
     1.5  *)
     1.6  
     1.7 -Bool = ZF +
     1.8 +Bool = ZF + "simpdata" +
     1.9  consts
    1.10      "1"		::      "i"     	("1")
    1.11      bool        ::      "i"