[R] Newbie Question About Setting Plot Axis Limits

[Thomas Lumley]

On Wed, 23 Sep 2009, Jason Rupert wrote:

> Using the following: plot(c(1,1), ylim=c(0, 15), xlim=c(0, 13))
<snip>
> This is not what I expected because I would have expected the origin to be (0, 0), but on the plot it 
looks a little different on the plot.
>
> The y axis also appears to extend a little beyond 15.  Is there some way to have the plot command
  >respect the requested ylim and xlim settings?


  par(xaxs="i",yaxs="i")
  plot(c(1,1), ylim=c(0, 15), xlim=c(0, 13))

      -thomas

Thomas Lumley			Assoc. Professor, Biostatistics
tlumley at u.washington.edu	University of Washington, Seattle