Re: Status of Haskell Prime Language definition

2007-10-18 Thread apfelmus
Iavor Diatchki wrote: http://hackage.haskell.org/trac/haskell-prime/wiki/FunctionalDependencies#Lossofconfluence There is nothing about the system being unsound there. Furthermore, I am unclear about the problem described by the link... The two sets of predicates are logically equivalent (hav

Re: Status of Haskell Prime Language definition

2007-10-16 Thread Iavor Diatchki
Hello, On 10/16/07, apfelmus <[EMAIL PROTECTED]> wrote: > Iavor Diatchki wrote: > > apfelmus wrote: > >> fundeps are too tricky to get powerful and sound at the same time. > > > > I am not aware of any soundness problems related to functional > > dependencies---could you give an example? > > http:

Re: Status of Haskell Prime Language definition

2007-10-16 Thread Philippa Cowderoy
On Tue, 16 Oct 2007, apfelmus wrote: > Robert Will wrote: > > Could someone please summarize the current status and planned time > > line for Haskell'? > > John Launchbury wrote: > > Up to now, the Haskell' effort has been mostly about exploring the > > possibilities, to find out what could be in

Re: Status of Haskell Prime Language definition

2007-10-16 Thread apfelmus
Iavor Diatchki wrote: apfelmus wrote: fundeps are too tricky to get powerful and sound at the same time. I am not aware of any soundness problems related to functional dependencies---could you give an example? http://hackage.haskell.org/trac/haskell-prime/wiki/FunctionalDependencies#Lossofco

Re: Status of Haskell Prime Language definition

2007-10-16 Thread Iavor Diatchki
Hello, On 10/16/07, apfelmus <[EMAIL PROTECTED]> wrote: > Robert Will wrote: > > Could someone please summarize the current status and planned time > > line for Haskell'? > > John Launchbury wrote: > > Up to now, the Haskell' effort has been mostly about exploring the > > possibilities, to find ou

Re: Status of Haskell Prime Language definition

2007-10-16 Thread apfelmus
Robert Will wrote: Could someone please summarize the current status and planned time line for Haskell'? John Launchbury wrote: Up to now, the Haskell' effort has been mostly about exploring the possibilities, to find out what could be in Haskell', and to scope out what it might mean. We've n

Re: Status of Haskell Prime Language definition

2007-10-15 Thread John Launchbury
Hi Robert, At the recent Haskell workshop, I stood up and gave the following summary (approximately): Up to now, the Haskell' effort has been mostly about exploring the possibilities, to find out what could be in Haskell', and to scope out what it might mean. We've now reached the stage w

Fwd: Status of Haskell Prime Language definition

2007-10-11 Thread Robert Will
Hi all, When I first discovered Haskell' I was really excited to hear that many of the individual extensions that are already used by many people are going to be put together to one coherent next release. I have read the archive of the Haskell Prime Mailing list for all of 2007 as well as a lot o