src/HOL/MiniML/Maybe.thy
changeset 1376 92f83b9d17e1
parent 1300 c7a8f374339b
child 1400 5d909faf0e04
     1.1 --- a/src/HOL/MiniML/Maybe.thy	Thu Nov 30 12:58:44 1995 +0100
     1.2 +++ b/src/HOL/MiniML/Maybe.thy	Fri Dec 01 12:03:13 1995 +0100
     1.3 @@ -10,7 +10,7 @@
     1.4  
     1.5  datatype 'a maybe =  Ok 'a | Fail
     1.6  
     1.7 -consts bind :: "['a maybe, 'a => 'b maybe] => 'b maybe" (infixl 60)
     1.8 +consts bind :: ['a maybe, 'a => 'b maybe] => 'b maybe (infixl 60)
     1.9  
    1.10  defs
    1.11    bind_def "m bind f == case m of Ok r => f r | Fail => Fail"