Re: Multiple sum excluding some terms
- To: mathgroup at smc.vnet.net
- Subject: [mg44113] Re: Multiple sum excluding some terms
- From: guillerm at aida.usal.es (Guillermo Sanchez)
- Date: Thu, 23 Oct 2003 07:15:05 -0400 (EDT)
- References: <bn5dpi$6aa$1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
I have realized that this function works fine
Sum[If[j == i, 0, m[j, i]], {j, 1, 3}, {i, 1, 2}]
guillerm at aida.usal.es (Guillermo Sanchez) wrote in message news:<bn5dpi$6aa$1 at smc.vnet.net>...
> Hi friends
>
> How make a multiple sum (example: Sum[m[i, j], {j, 1, 3}, {i, 1, 2}])
> excluding terms i = j?
>
> Guillermo Sanchez