Dear Tariq, A good starting point would be ?matplot. Also, you can try this:
set.seed(123) X=cbind(1:10,matrix(rnorm(10*5),ncol=5)) matplot(X[,1],X[,2:5],type='o',lty=1,col=1,pch=1:5,xlab="Variable X",ylab="Outcome") and the add your any text you want around. HTH, Jorge On Tue, Jun 10, 2008 at 12:13 PM, Tariq Perwez <[EMAIL PROTECTED]> wrote: > Hi, > I am trying to plot multiple lines on one plot such that all lines are of > the same color (black) and continuous. I need to distinguish these multiple > plots from each other by using different symbols (I am using pch=). > However, > all my lines are broken on both sides of the symbols. This unfortunate (and > unsightly) behavior seems to be the default. In my search of the help > archives for R over several days, I have not been able to solve this > problem. I would appreciate any help and suggestions. My code for the plot > is below (minus the data): > > exa1.1 <- read.table("multcol.txt", header=T, sep=' ')# Total of 4 > columns; first one to be on x-axis > attach(exa1.1) > names(exa1.1) > exa1.1 > > > plot(exa1.1$Year, exa1.1$EM, ylim=range(exa1.1[,-1]), type = 'b' ,pch=16, > main = ""), las=1, cex.main=1.75,lab =c(12,8,10), ylab="", xlab="", ) > lines(exa1.1$Year,exa1.1$IM,type='b', pch=1) > lines(exa1.1$Year,exa1.1$BM,type='b', pch=17) > mtext(side = 2, text = "Klett units", line = 3.5, cex=1.2) > mtext(side = 1, text = expression(Time~at~37*degree*C~(minutes)), line = > 2.75,cex=1.2) > > > Regards, > > Tariq > > [[alternative HTML version deleted]] > > ______________________________________________ > R-help@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. > [[alternative HTML version deleted]] ______________________________________________ R-help@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.