According to the Haskell 98 report, and GHC, List.minimumBy has type 
(a->a->Ordering) -> [a] -> a.  But according to Hugs98, September 1999,

sphere:Novel$ hugs
__   __ __  __  ____   ___      ________________________________________
_
||   || ||  || ||  || ||__      Hugs 98: Based on the Haskell 98 
standard
||___|| ||__|| ||__||  __||     Copyright (c) 1994-1999
||---||         ___||           World Wide Web: http://haskell.org/hugs
||   ||                         Report bugs to: [EMAIL PROTECTED]
||   || Version: September 1999 ________________________________________
_

Haskell 98 mode: Restart with command line option -98 to enable 
extensions

Reading file "/usr/groups/haskell/lib/hugs/lib/Prelude.hs":
                   
Hugs session for:
/usr/groups/haskell/lib/hugs/lib/Prelude.hs
Type :? for help
Prelude> :a List
Reading file "/usr/groups/haskell/lib/hugs/lib/List.hs":
Reading file "/usr/groups/haskell/lib/hugs/lib/Maybe.hs":
Reading file "/usr/groups/haskell/lib/hugs/lib/List.hs":
                   
Hugs session for:
/usr/groups/haskell/lib/hugs/lib/Prelude.hs
/usr/groups/haskell/lib/hugs/lib/Maybe.hs
/usr/groups/haskell/lib/hugs/lib/List.hs
List> :t minimumBy
minimumBy :: (a -> a -> a) -> [a] -> a
List> 


--KW 8-)
-- 
: Keith Wansbrough, MSc, BSc(Hons) (Auckland) -------------------:
: PhD Student, Computer Laboratory, University of Cambridge, UK. :
: Native of Antipodean Auckland, New Zealand: 174d47'E, 36d55'S. :
: http://www.cl.cam.ac.uk/users/kw217/ mailto:[EMAIL PROTECTED] :
:----------------------------------------------------------------:



Reply via email to