You can use the points() and lines() functions to add points and lines
to an existing plot.
Julian
Michel PETITJEAN wrote:
I am a new user of R.
Please does somebody knows how to plot 3 datasets
(x1,a1),...,(xn,an), (x1,b1),...,(xn,bn), and (x1,c1),...,(xn,cn)
on a single x,y plot, each of the three datasets being plotted with
its own character pch() ?
(three calls to plot() erase the two first datasets).
Thank you very much.
Michel Petitjean,
DSV/iBiTec-S/SB2SM (CNRS URA 2096), CEA Saclay, bat. 528,
91191 Gif-sur-Yvette Cedex, France.
Phone: +331 6908 4006 / Fax: +331 6908 4007
E-mail: [EMAIL PROTECTED]
http://petitjeanmichel.free.fr/itoweb.petitjean.html
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PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
and provide commented, minimal, self-contained, reproducible code.
