Hi Hurr, Try this: par(mar=c(7,4,4,2)) plot(x1,x2,type="l",xlab="") require(plotrix) fullaxis(1,at=pretty(x1),labels=round(1/pretty(x1),2),tick=TRUE, col="red",col.axis="red",lwd=4,pos=-0.2) mtext("x1",side=1,line=4.5)
Jim On Fri, Apr 3, 2015 at 11:16 AM, Hurr <hill0...@umn.edu> wrote: > I have been doing other things, but want again to learn R. > First some code: > > #try 2 axes at bottom > x1 <- c(1,2,3,4,5,6,7,8,9) > x2 <- c(5,1,9,6,3,7,8,2,4) > plot(x1,x2,type="l") #scatter plot x1 on horizontal, x2 on vertical axis > axis(1,labels=TRUE,tick=TRUE,col="red",col.axis="red",lwd=4,line=2.5) > > Some simple questions: > 1)How do I make it put the value 1/HorizScaleValue at the lower axis ticks? > 2)How do I give more space at the bottom for the lower axis? > 3)How do I make the two X axes the same length? > > > > > -- > View this message in context: > http://r.789695.n4.nabble.com/double-axis-labels-function-of-each-other-tp4705457.html > Sent from the R help mailing list archive at Nabble.com. > > ______________________________________________ > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > 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 -- To UNSUBSCRIBE and more, see 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.