oh and reading first about fix should help too: http://en.wikibooks.org/wiki/Haskell/Fix_and_recursion http://en.wikibooks.org/wiki/Haskell/Fix_and_recursion On Sat, Aug 15, 2009 at 1:43 PM, Peter Verswyvelen wrote:

It might help to read the Yampa Arcadehttp://haskell.cs.yale.edu/yale/papers/haskell-workshop03/yampa-arcade.pdfand then Plugging a Space Leak with an Arrowhttp://cs-www.cs.yale.edu/homes/hl293/download/leak.pdfto get a practical example of circuit and circular programming.

On Sat, Aug 15, 2009 at 11:16 AM, Maciej Piechotka wrote:

...

I'm not understending circular programming. What it is used for? Where feedback variable came from (yes - I know it's wrong question as Haskell is lazy)?

I've read http://www.haskell.org/haskellwiki/Circular_programming but I didn't understend the concept and pattern.

Regards

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