Re: how to make myVec[v,3] to return {v_1, v_2, v_3} ?
- To: mathgroup at smc.vnet.net
- Subject: [mg75260] Re: how to make myVec[v,3] to return {v_1, v_2, v_3} ?
- From: Jean-Marc Gulliet <jeanmarc.gulliet at gmail.com>
- Date: Mon, 23 Apr 2007 05:33:20 -0400 (EDT)
- Organization: The Open University, Milton Keynes, UK
- References: <200704170025.UAA08976@smc.vnet.net> <f0ekg4$pq1$1@smc.vnet.net>
T.Sariyski wrote:
> Hi,
>
> I want to define a function that takes a symbol and integer and
> generates a vector e.g. myVec[v,3] returns {v_1, v_2, v_3}? I tried
>
> Table[v_Subscript_i, {i, 1, 3}]
>
> but it returns {v_i, v_i, v_i}
>
> Thanks,
> Ted
>
>
> In[1406]:=
> Table[v\[UnderBracket]Subscript\[UnderBracket]i, {i, 1, 3}]
>
>
The correct syntax is
In[1]:=
myVec[v_, n_] := Table[Subscript[v, i], {i, 1, n}]
myVec[v, 3]
Out[2]=
{v , v , v }
1 2 3
Regards,
Jean-Marc
- References:
- Publicon
- From: Michael Alexander <malexand@wu-wien.ac.at>
- Publicon