[Haskell-cafe] What's this pattern called?

Martijn van Steenbergen martijn at van.steenbergen.nl
Fri Oct 23 05:49:12 EDT 2009

Thanks for all the pointers, guys. You've been very helpful.

I also found Type-indexed data types (Hinze et al) to be a good source.

Much appreciated!


Martijn van Steenbergen wrote:
>> data ExprF r

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