[Haskell-cafe] Comments on Haskell 2010 Report
cam at uptoisomorphism.net
Mon Jul 12 20:40:02 EDT 2010
On Sat, Jul 10, 2010 at 6:40 PM, Julian Fleischer
<julian.fleischer at fu-berlin.de> wrote:
> I guess I'm actually messing things up using the word "natural" - how can "expand the multiplication of zero with itself zero times" be natural?
How could it not be?
That is to say, what initial value would make sense for folding (*)
over a list of numbers to compute the product?
p.s. -- [[mconcat]] = [[foldr mappend mempty]]
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