[R] Ryacas loads but yacas has an error

Gabor Grothendieck ggrothendieck at gmail.com
Wed Jun 19 18:57:26 CEST 2013

On Wed, Jun 19, 2013 at 11:50 AM, Erin Hodgess <erinm.hodgess at gmail.com> wrote:
> Hello yet again, R People:
> I was working with Ryacas and yacas last night and all was well.
> Now this morning, I keep getting the following:
>> a <- Sym("a")
>> a
> Error in summary.connection(x) : invalid connection
> When I go to yacas from the command line, it works fine.
> Any suggestions, please?
> I'm thinking that a port might be open, but here I have:
>> showConnections()
>      description class mode text isopen can read can write
> I'm working with R-3.0.1 on Windows 7.

I am running Ryacas using R 3.0.1 on Windows 8 so its unlikely it does
not run on Windows 7.  Read the troubleshooting section on the home
page.  http://ryacas.googlecode.com

Statistics & Software Consulting
GKX Group, GKX Associates Inc.
tel: 1-877-GKX-GROUP
email: ggrothendieck at gmail.com

More information about the R-help mailing list