Ralf Hemmecke wrote:
>
> The specification in says:
>
> http://fricas.github.io/api/UnaryRecursiveAggregate.html#l-unary-recursive-aggregate-concat
>
> concat!: (%, %) -> % if % has shallowlyMutable
> concat!(u, v) destructively concatenates v to the end of u. Note:
> concat!(u, v) = setlast!(u, v).
>
> That makes only sense for me if u is nonempty. I think, it should be
> explicitly written in the specification that "not empty? u" is required.
> Otherwise the specification is wrong, no?
AFAICS the note should be deleted. Or changed to
Note: For nonempty u we have concat!(u, v) = setlast!(u, v).
But for me without the note documentation looks clearer.
--
Waldek Hebisch
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