On Wed, Apr 24, 2013 at 10:47 AM, Duncan Coutts < duncan.cou...@googlemail.com> wrote:
> I address it briefly in my thesis , Section 4.8.2. I think it's a > fundamental limitation of stream fusion. > See also concat, where the naive fusion-based implementation has quadratic performance: concat :: [Text] -> Text concat txts = unstream (Stream.concat (List.map stream txts)) I've never figured out how to implement this with sensible characteristics within the fusion framework.
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