added caveat
authoroheimb
Mon Mar 30 21:06:09 1998 +0200 (1998-03-30)
changeset 47611681b32dd134
parent 4760 9cdbd5a1d25a
child 4762 afebaa81f148
added caveat
src/HOL/Set.thy
     1.1 --- a/src/HOL/Set.thy	Mon Mar 30 21:05:25 1998 +0200
     1.2 +++ b/src/HOL/Set.thy	Mon Mar 30 21:06:09 1998 +0200
     1.3 @@ -18,7 +18,7 @@
     1.4    set :: (term) term
     1.5  
     1.6  instance
     1.7 -  set :: (term) {ord, minus, power}
     1.8 +  set :: (term) {ord, minus, power} (* only ('a * 'a) set should be in power! *)
     1.9  
    1.10  syntax
    1.11    "op :"        :: ['a, 'a set] => bool             ("op :")