Dear Erin,
Yes. Take a look at page 13 in [1].

HTH,

Jorge

[1]  http://cran.r-project.org/web/packages/Ryacas/vignettes/Ryacas.pdf



On Wed, Oct 15, 2008 at 5:44 PM, Erin Hodgess <erinm.hodgess@gmail.com>wrote:

> Dear R people:
>
> Is there a way to perform simple polynomial multiplication; that is,
> something like
> (x - 3) * (x + 3) = x^2 - 9, please?
>
> I looked in poly and polyroot and expression.  There used to be a
> package that had this, maybe?
>
> thanks,
> Erin
>
>
> --
> Erin Hodgess
> Associate Professor
> Department of Computer and Mathematical Sciences
> University of Houston - Downtown
> mailto: erinm.hodgess@gmail.com
>
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