Re: Haskell book recommendation?

2003-07-15 Thread bjkwak
Hi Andrew and Guilherme, Thank you very much for your advice! Byung-Jae ___ Haskell-Cafe mailing list [EMAIL PROTECTED] http://www.haskell.org/mailman/listinfo/haskell-cafe

Re: new debian packages and archive: haskell experimental

2003-07-15 Thread Abraham Egnor
What's the difference between the ghc6 packages provided by your archive and the ones currently in Debian unstable? Abe ___ Haskell-Cafe mailing list [EMAIL PROTECTED] http://www.haskell.org/mailman/listinfo/haskell-cafe

new debian packages and archive: haskell experimental

2003-07-15 Thread Isaac Jones
Greetings, I've set up a Debian archive (apt source) for experimental Haskell packages and backports. For instance, in the "unstable" section, you might find bleeding edge packages which will eventually be uploaded to Debian if they work (like the arrow preprocessor). In the "stable" section, yo

Re: Haskell book recommendation?

2003-07-15 Thread Andrew M. Evans
I would recommend Haskell - The Craft of Functional Programming by Thompson. Never having programmed in a functional language before, I found it to be a pretty gentle and informative introduction to Haskell using Hugs. ___ Haskell-Cafe mailing list [EMAI

Haskell book recommendation?

2003-07-15 Thread bjkwak
Hi! Searching for a new programming language for my work, I got interested in functional languages. After several weeks of googling and searching, I decided to learn Haskell. I have downloaded and read some tutorials from the Haskell home page, but most of them are incomplete and I decided to buy

RE: functional graph

2003-07-15 Thread Hal Daume
> But it looks the Graph class works on types a and b > where a is the Node type where b is the Edge type, or > just the other way around :), I don't have the code > right now. Yes, 'Graph n e' is a graph whose nodes are labelled with elements of type n and whose edges are labelled with elements o

RE: functional graph

2003-07-15 Thread Ron de Bruijn
--- Hal Daume <[EMAIL PROTECTED]> wrote: > >> I think that the > >> difficulties you are > >> facing are from the fact that you are trying to > >> express a purely > >> functional "updatable" graph. > > > > Should I understand from this, that this is a > > difficult problem and that there exist n

Re: Arrow Classes

2003-07-15 Thread Dylan Thurston
On Tue, Jul 15, 2003 at 01:07:12AM -0700, Ashley Yakeley wrote: > In article <[EMAIL PROTECTED]>, > Marcin 'Qrczak' Kowalczyk <[EMAIL PROTECTED]> wrote: > > > It doesn't provide instances of Num for anything which is already an instance > > of the other classes. And in Haskell 98 they must be de

Re: Arrow Classes

2003-07-15 Thread Ashley Yakeley
In article <[EMAIL PROTECTED]>, Marcin 'Qrczak' Kowalczyk <[EMAIL PROTECTED]> wrote: > It doesn't provide instances of Num for anything which is already an instance > of the other classes. And in Haskell 98 they must be defined separately for > each type, instance (...) => Num a doesn't work.