Jon Fairbairn schrieb:
> Melanie_Green <[email protected]> writes:
>> What are the limitations of list comprehension. [...]
>> a
>> aa
>> aaa
>
> I'm not clear what you mean by the question. Why do you want
> to use list comprehensions? What if they aren't the best way
> of getting the result you want?
>
> You can write
>
> [a | b <- [replicate n 'a' | n <- [1..]], a <- b ++ "\n"]
>
> but does that "replicate" fail to meet your specification?
Since we're »holfing« again:
fix $ \xs -> [ 'a':xs | xs <- []:xs ]
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