On Mon, May 30, 2022 at 08:31:40AM +0200, Ralf Hemmecke wrote:
> Hi,
>
> I am not so sure what semantics we should give to
> l(3..7 by -2).
>
> The empty list looks quite natural to me, since
> expand(3..7 by -2) is also empty.
>
> Maybe some people would like to see
>
> l(3..7 by -2) = [3,5,7] as a result.
>
> What is your opinion?
We definitely do not want inconsistency here: in all other
places 3..7 by -2 gives empty range.
--
Waldek Hebisch
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