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Talk:MapReduce as a monad

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Revision as of 20:31, 2 April 2011 by Gwern (Talk | contribs)

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Monads

Why is it mapreduce as a monad? Map just requires Functor, and reduce sounds like `mappend`, so it'd just be MapReduce as a monoid. --Gwern 20:31, 2 April 2011 (UTC)