[Haskell-cafe] Grokking zippers
Martijn van Steenbergen
martijn at van.steenbergen.nl
Fri Mar 20 16:24:16 EDT 2009
Nathan Bloomfield wrote:
> arrow? I'm interested in studying this concept in more depth, but I
> can't find a definition to start with.
> Any pointers to good books or papers would be greatly appreciated. :)
The wiki page already gives some pointers to papers; have those been of
any help? Specifically,  goes into quite some detail on how to
mechanically take the derivative of a data type.
Hope this helps,
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