On 23 oct, 13:46, Dag Sverre Seljebotn <da...@student.matnat.uio.no>
wrote:
> Vincent Delecroix wrote:
> > Hi,
>
> > I'm working on simplestatisticexample for which I use the SAGE
> > interface of theRprogram. I'm not able to plot a graphic.
>
> > InRwe use :
> > {{{
> >R: x <- (1, 1, 1, 2, 3, 3, 4, 5, 5, 6)
> >R: hist(x)
> > }}}
>
> > I try the following in SAGE (version 4.1) :
> > {{{
> > sage: x =r("c(1, 1, 1, 2, 3, 3, 4, 5, 5, 6)")
> > sage:r.hist(x)
> > ...
> > }}
>
> > The last command returns a strange objects, which does not plot
> > anything ! In the documentation string of ther.hist object, it is
> > asked to set a plot parameter to TRUE (in upper case, which is theR
> > syntax). I tried the following without success :
> > {{{
> > sage:r.hist(x, plot=True)
> > ...
> > }}}
>
> > Does anybody know how to use graphic functions fromR?
>
> You probably need to set up a graphics device. Try e.g
>
> r.png('testfile.png')
> # then plot
> # then:r.dev_off()
>
> Dag Sverre
Thank you Dag for the answer.
Unfortunately, I get
{{{
sage: r.png("tmpfile.png")
Traceback (click to the left for traceback)
...
RuntimeError: R was not compiled with PNG support
}}}
I found no help on compilation of R with png support, does any body
have a solution ?
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