[Haskell-cafe] GHC predictability

[Jeff Polakow]

Hello,

>  > $ pointfree "\xs -> foldl' (+) 0 xs / fromIntegral (length xs)"
>  > ap ((/) . foldl' (+) 0) (fromIntegral . length)
> 
This will have the same space usage as the pointed version. You can see 
this by looking at the monad instance for ((->) r):

    instance Monad ((->) r) where
        return = const
        f >>= k = \ r -> k (f r) r

-Jeff


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