Re: Plus sets in mathematica..?

*To*: mathgroup at smc.vnet.net*Subject*: [mg75954] Re: Plus sets in mathematica..?*From*: Norbert Marxer <marxer at mec.li>*Date*: Mon, 14 May 2007 03:32:13 -0400 (EDT)*References*: <f26ocl$4tn$1@smc.vnet.net>

On 13 Mai, 12:13, changbo <e-chan... at hanmail.net> wrote: > I want to make a function "f", its domain is every thinkable two sets, an= d the result is =C2=A0{a+b | a=E2=88=88A,b=E2=88=88B} for A,B. > > =C2=A0ex) A={1,2,3}, B={40,50,60,70}, > =C2=A0then I have f[A,B] as > =C2=A0{41,42,43,51,52,53,61,62,63,71,72,73}. > > =C2=A0How can I construct function "f"? Let me know the source.. Thank yo= u very much Hello You could use: f[a_, b_] := Flatten[Outer[Plus, a, b]] Best Regards Norbert Marxer