(%i2) declare(sum,linear)$
(%i3) sum((x[j]+y[j]+x[j]*y[j]),j,a,b);
(%o3) (sum(x[j]*y[j],j,a,b))+(sum(y[j],j,a,b))+sum(x[j],j,a,b)
Barton
maxima-bounces at math.utexas.edu wrote on 07/14/2007 11:44:10 AM:
> ~~~
>
> How do I distribute a sun such that
>
> sun((x[j]+y[j]+x[j]*y[j]),j,a,b) =>
>
> sum(x[j],j,a,b)+sum(y[j],j,a,b)+sum(x[j]y[j],j,a,b);
>
>
>
> Ed
>
> ~~~
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