src/HOL/Library/Nested_Environment.thy
changeset 15131 c69542757a4d
parent 14981 e73f8140af78
child 15140 322485b816ac
     1.1 --- a/src/HOL/Library/Nested_Environment.thy	Mon Aug 16 14:21:54 2004 +0200
     1.2 +++ b/src/HOL/Library/Nested_Environment.thy	Mon Aug 16 14:22:27 2004 +0200
     1.3 @@ -5,7 +5,9 @@
     1.4  
     1.5  header {* Nested environments *}
     1.6  
     1.7 -theory Nested_Environment = Main:
     1.8 +theory Nested_Environment
     1.9 +import Main
    1.10 +begin
    1.11  
    1.12  text {*
    1.13    Consider a partial function @{term [source] "e :: 'a => 'b option"};