It works for me on both of these (Windows Vista): > R.version.string [1] "R version 2.8.1 Patched (2008-12-26 r47350)" > packageDescription("lattice")$Version [1] "0.17-22"
> R.version.string [1] "R version 2.9.0 Patched (2009-05-03 r48460)" > packageDescription("lattice")$Version [1] "0.17-22" On Sat, May 16, 2009 at 8:46 PM, Afshartous, David <dafshart...@med.miami.edu> wrote: > > > Thanks, but even with typo corrected as below the supplied marks are not > followed: > xyplot(y ~ t, type = "b", scales = list(y = list(log = TRUE, at = > c(10^1,10^2, 10^2.5, 10^3)))) > > > > ________________________________________ > From: Gabor Grothendieck [ggrothendi...@gmail.com] > Sent: Saturday, May 16, 2009 6:11 PM > To: Afshartous, David > Cc: r-help@r-project.org > Subject: Re: [R] Lattice scales question: using "at" when log = TRUE > > Your parentheses are wrong. It should be > > y = list(log = TRUE, at = ...) > > > On Sat, May 16, 2009 at 5:11 PM, Afshartous, David > <dafshart...@med.miami.edu> wrote: >> >> All, >> >> I have a simple lattice plot where I have set log = TRUE for the y scale. >> >> When I attempt to change the tick locations via the "at" argument within >> scales, the supplied numeric vector is not followed. Any suggestions much >> appreciated for the example below: >> >> y = c(10^1.5, 10^2, 10^3, 10^2) >> t = c(1,2,3,4) >> xyplot(y ~ t, type = "b", scales = list(y = list(log = TRUE))) >> >> ## tick marks not followed for supplied marks below: >> xyplot(y ~ t, type = "b", scales = list(y = list(log = TRUE), at = c(10^1, >> 10^2, 10^2.5, 10^3))) >> >> Cheers, >> David >> >> PS - >> Another thing is that the scale is no longer in scientific notations, but >> that is okay since this can be fixed via the labels argument within scales: >> e.g., labels = c(expression(10^1), expression(10^2), ...) >> An example of fancy labels for log axes is on p.147 of Deepayan's Lattice >> book. >> >> ______________________________________________ >> 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. >> > ______________________________________________ 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.