Re: [Haskell] ANNOUNCE: fixpoint 0.1

2007-11-21 Thread Roman Leshchinskiy
Dan Weston wrote: Good stuff! You might also want to consider including code from Uustalu et al, "Recursion Schemes from Comonads", 2001 http://citeseer.ist.psu.edu/uustalu01recursion.html Thanks for the pointer! I'll put it on my list. Roman ___ H

Re: [Haskell] ANNOUNCE: fixpoint 0.1

2007-11-20 Thread Dan Weston
Good stuff! You might also want to consider including code from Uustalu et al, "Recursion Schemes from Comonads", 2001 http://citeseer.ist.psu.edu/uustalu01recursion.html Chapter 7 has code formatted as Literate Haskell that generalizes cata, ana, hylo (iteration), and para (primitive recursion

[Haskell] ANNOUNCE: fixpoint 0.1

2007-11-20 Thread Roman Leshchinskiy
I'm pleased to announce fixpoint 0.1, a (for now) small generic programming library which allows data types to be manipulated as fixpoints of their underlying functors. The library is mostly based on "Functional Programming with Bananas, Lenses, Envelopes and Barbed Wire" by Erik Meijer, Maarte