At Fri, 15 Mar 2013 09:22:15 -0400,
Amir wrote:
> I have two sets T1={c1,c2,..,cn} and T2={k1,k2,...,kn}.
> How can I find the sets as follow:
>
> (c1,k1), (c1,k2) ...(c1,kn) (c2,k1) (c2,k2) .... (c2,kn) ... (cn,kn)
I think you are looking for expand.grid:
expand.grid(1:3, 10:13)
Var1 Var2
1 1 10
2 2 10
3 3 10
4 1 11
...
Neal