[R] Drawing functions on Cartesian coordinate systems

[Greg Snow]

Look at the las argument in ?par for the easiest solution (can be passed
to axis). 

-- 
Gregory (Greg) L. Snow Ph.D.
Statistical Data Center
Intermountain Healthcare
greg.snow at intermountainmail.org
(801) 408-8111
 
 

> -----Original Message-----
> From: r-help-bounces at r-project.org 
> [mailto:r-help-bounces at r-project.org] On Behalf Of Paul Smith
> Sent: Friday, September 28, 2007 1:19 PM
> To: r-help
> Subject: Re: [R] Drawing functions on Cartesian coordinate systems
> 
> On 9/28/07, Greg Snow <Greg.Snow at intermountainmail.org> wrote:
> > I think he wants the axes crossing at 0,0 not on the outer 
> edges like 
> > the default.
> >
> > You can put the axes in the plot (though it tends to 
> distract rather 
> > than help in many cases) by:
> >
> > > axis(1, pos=0)
> > > axis(2, pos=0)
> >
> > You will need to draw the arrowheads yourself.  There are options 
> > (under
> > ?par) for tick length and how to suppress the default axes.
> 
> Thanks, Greg, for your suggestion. That is in line with what 
> I was looking for. However, I still have  one more question. 
> Take the following code:
> 
> curve(sin(x),-pi,pi,axes=F,ylab="",xlab="")
> axis(1, pos=0)
> axis(2, pos=0,at=c(-1,-0.5,0.5,1))
> 
> How can I have the y axis labels rotated clockwise?
> 
> Paul
> 
> 
> 
> 
> 
> > > -----Original Message-----
> > > From: r-help-bounces at r-project.org
> > > [mailto:r-help-bounces at r-project.org] On Behalf Of 
> Charles Annis, P.E.
> > > Sent: Friday, September 28, 2007 11:32 AM
> > > To: 'Paul Smith'; 'r-help'
> > > Subject: Re: [R] Drawing functions on Cartesian coordinate systems
> > >
> > > Yes, R can do that.  Well, actually YOU can do that using R.
> > >
> > > But it is hard to believe that you looked very hard 
> before writing.  
> > > Did you look at these R functions?
> > >
> > > ?plot
> > > ?line
> > > ?points
> > > ?arrows
> > >
> > >
> > >
> > > Charles Annis, P.E.
> > >
> > > Charles.Annis at StatisticalEngineering.com
> > > phone: 561-352-9699
> > > eFax:  614-455-3265
> > > http://www.StatisticalEngineering.com
> > >
> > > -----Original Message-----
> > > From: r-help-bounces at r-project.org
> > > [mailto:r-help-bounces at r-project.org] On Behalf Of Paul Smith
> > > Sent: Friday, September 28, 2007 1:12 PM
> > > To: r-help
> > > Subject: [R] Drawing functions on Cartesian coordinate systems
> > >
> > > Dear All,
> > >
> > > Can R draw plots of functions on a Cartesian coordinate 
> system with 
> > > axes like the ones shown at
> > >
> > > http://en.wikipedia.org/wiki/Image:Cartesian-coordinate-system
> > > -with-circle.s
> > > vg
> > >
> > > ?
> > >
> > > I have already searched the R web-site, but found nothing.
> > >
> > > Thanks in advance,
> > >
> > > Paul
> > >
> > > ______________________________________________
> > > R-help at r-project.org mailing list
> > > https://stat.ethz.ch/mailman/listinfo/r-help
> > > PLEASE do read the posting guide
> > > http://www.R-project.org/posting-guide.html
> > > and provide commented, minimal, self-contained, reproducible code.
> > >
> > > ______________________________________________
> > > R-help at r-project.org mailing list
> > > https://stat.ethz.ch/mailman/listinfo/r-help
> > > PLEASE do read the posting guide
> > > http://www.R-project.org/posting-guide.html
> > > and provide commented, minimal, self-contained, reproducible code.
> > >
> >
> >
> 
> ______________________________________________
> R-help at r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide 
> http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>