Thanks David and Eik. They both work really well!
> CC: r-help@r-project.org
> From: dwinsem...@comcast.net
> To: alexne...@hotmail.com
> Subject: Re: [R] numerical subscripts in a loop in a plot
> Date: Mon, 1 Feb 2010 12:59:19 -0500
>
>
> On Feb 1, 2010, at 12:40 PM, Alexander Nervedi wrote:
>
> >
> > Hi R Graphics Gurus
> >
> > I am unable to figure out this issues with unevaluated expressions.
> > I'm trying to create a graphic where I calculate the residual from a
> > regression and want to mark each residual with its observation
> > number. So something like
> >
> > plot(0,0, type = "n", xlim = c(0,10))
> > for(i in 1:10){
> > text(i, 0, substitute(paste(epsilon[i])))
> >
> > }
>
> Does this work for you:
>
> plot(0,0, type = "n", xlim = c(0,10))
> for(i in 1:10){
> text(i, 0, substitute(epsilon[i], list(i=i) ))
>
> }
>
> It doesn't for me, in that it doe not print the correct epsilon glyph,
> but that's because my access to the Symbol font is messed up on my Mac
> for a reason that is not pressing enough to warrant a question to the
> appropriate help list. It does get the subscripts printing correctly
> beneath empty square boxes.
>
>
> >
> > except that i end up pasting \epsilon_i 10 times and not
> > \epsilon_1, ..., \epsilon_10. i'd be much obliged if anyone can put
> > me out of my misery and let me know how i am goofing up.
> >
> > many thanks
> >
> > _________________________________________________________________
> >
> >
> > [[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.
>
> David Winsemius, MD
> Heritage Laboratories
> West Hartford, CT
>
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