[Haskell-cafe] Re: DDC compiler and effects; better than Haskell?

roconnor at theorem.ca roconnor at theorem.ca
Thu Aug 13 11:06:46 EDT 2009

On Thu, 13 Aug 2009, roconnor at theorem.ca wrote:

> Actually you need five versions: The pure version, the pre-order traversal, 
> the post-order traversal, the in-order traversal, and the reverse in-order 
> traversal.  And that is just looking at syntax.  If you care about your 
> semantics you could potentially have more (or less).

Minor technical correction.  The four syntactic traversals are: pre-order, 
post-order, reverse pre-order, and reverse-post order.  The in-order and 
reverse in-order are examples of other semantic traversals specific to 
binary tree like structures.

Russell O'Connor                                      <http://r6.ca/>
``All talk about `theft,''' the general counsel of the American Graphophone
Company wrote, ``is the merest claptrap, for there exists no property in
ideas musical, literary or artistic, except as defined by statute.''

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