[R] axis lines crossing at origin

Peter Dalgaard p.dalgaard at biostat.ku.dk
Thu Nov 11 19:17:44 CET 2004

"Liaw, Andy" <andy_liaw at merck.com> writes:

> You probably want something like:
> plot(x,sin(x), xaxt="n", yaxt="n")
> axis(1, pos=0)
> axis(2, pos=0)
> ... but note that axis() only draws the axes from the minimum tick to the
> maximum tick.  You may still want to add:
> abline(v=0, h=0)

Also, you generally don't want to have a tick mark at the origin since
the other axis would go straight through the label, so you should
learn about the at= argument to axis() too.

   O__  ---- Peter Dalgaard             Blegdamsvej 3  
  c/ /'_ --- Dept. of Biostatistics     2200 Cph. N   
 (*) \(*) -- University of Copenhagen   Denmark      Ph: (+45) 35327918
~~~~~~~~~~ - (p.dalgaard at biostat.ku.dk)             FAX: (+45) 35327907

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