From: Jorge Iván Vélez <jorgeivanvelez_at_gmail.com>

Date: Thu, 14 Feb 2008 10:17:01 -0500

x3=rnorm(100,15,4)

x4=rnorm(100,30,4)

DATA=cbind(x,x1,x2,x3,x4)

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. Received on Thu 14 Feb 2008 - 15:34:20 GMT

Date: Thu, 14 Feb 2008 10:17:01 -0500

Hi Thomas,

Ckeck ?matplot. Here's a simple example:

# Data set

x=runif(100) # Axis x1=rnorm(100,25,2) # Variable x_ix2=rnorm(100,10,1)

x3=rnorm(100,15,4)

x4=rnorm(100,30,4)

DATA=cbind(x,x1,x2,x3,x4)

# Plot

matplot(x,DATA[,2:5],col=1:5,pch=1:5)

I hope this helps.

Jorge

On 2/14/08, tomaschwutz <thomas.wutzler_at_web.de> wrote:

*>
*

> How do a plot several columns of a matrix at once in a single plot

*> versus a single x-variable?
**>
**> The default plot.matrix or plot.dataframe commands plot each column
**> versus each other column in several sub-plots. I want to plot each
**> column versus a single other vector (x) as several lines or points in
**> one plot.
**>
**> I can do it by hand: get the range of all variables (i.e. columns of
**> the matrix or dataframe), initiate an empty plot command, loop through
**> all the columns and issue a lines or points command.
**> I guess there is a predefined sophisticated function for that,
**> however, I was not able to find it.
**>
**> Does someone know where I find such a function?
**>
**> Best regards
**> tomaschwutz
**>
**> ______________________________________________
**> 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.
**>
*

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