[R] multiple lines on multiple plots

[John Kane]

Try this.

=======================
x<- 1:10
y<- (1:100)*3
par(mfcol=c(2,1))
plot(x, type="o")
plot(y)
=======================



--- On Tue, 4/12/11, James Annan <jdannan at jamstec.go.jp> wrote:

> From: James Annan <jdannan at jamstec.go.jp>
> Subject: [R] multiple lines on multiple plots
> To: r-help at r-project.org
> Received: Tuesday, April 12, 2011, 9:30 AM
> I'm sure this must be trivial, but
> I'm a novice with R and can't work out how to handle the
> axes when I am constructing multiple plots on a page and try
> to return to a previous one to put multiple data sets it.
> 
> A simple example:
> ---
> x<- 1:10
> y<- (1:100)*3
> par(mfcol=c(2,1))
> plot(x)
> plot(y)
> 
> par(mfg=c(1,1))
> lines(x)
> ---
> 
> The first 5 lines make two plots with a row of dots along
> the diagonal of each. I intended the last two statements to
> add a line to the first plot, that runs along the same data
> points already plotted there. However, although the commands
> add a line to the top plot, it is clearly using the axis
> dimensions of the lower plot. Can someone tell me how to get
> it to use the axes that are already there?
> 
> Variants like lines(x,xlim=c(1,10)) have no effect.
> 
> Thanks in advance for any help.
> 
> James
> -- James D Annan jdannan at jamstec.go.jp
> Tel: +81-45-778-5618 (Fax 5707)
> Senior Scientist, Research Institute for Global Change,
> JAMSTEC
> (The Institute formerly known as Frontier)
> Yokohama Institute for Earth Sciences, 3173-25 Showamachi,
> Kanazawa-ku, Yokohama City, Kanagawa, 236-0001 Japan
> http://www.jamstec.go.jp/frcgc/research/d5/jdannan/
> 
> ______________________________________________
> 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.
>