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Re: Lists of all values of a two-variable function


Hi,
Map[Apply[f,#]&,Flatten[Outer[List,Union[l1],Union[l2]],1]]
will do what you need
regards
yehuda

On 3/1/06, Jos=E9 Carlos Santos <jcsantos at fc.up.pt> wrote:
>
> Hi all,
>
> I would like to do this: given a function _f_ in two variables and two
> lists l1 and l2, to get the list of all values f[a,b] with _a_ in l1 and
> _b_ in l2, with all duplicated values removed. How do I do that?
>
> The closest thing that I am able to do is:
>
> Table[f[l1[[i]],l2[[j]]],{i,1,Length[l1]},{j,1,Length[l2]}]
>
> but, of course:
>
> 1) what I get is a list of lists;
>
> 2) I eventually get duplicated values.
>
> Best regards,
>
> Jose Carlos Santos
>
>


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