[R] Problem with Sweave not recognising \Sexpr{}

[Greg Snow]

What other packages do you have loaded?  Sometimes things interfere with each other.  Also, what version, os, etc are you working with? (the info asked for in the posting guide).

-- 
Gregory (Greg) L. Snow Ph.D.
Statistical Data Center
Intermountain Healthcare
greg.snow at imail.org
801.408.8111


> -----Original Message-----
> From: r-help-bounces at r-project.org [mailto:r-help-bounces at r-
> project.org] On Behalf Of Mike White
> Sent: Tuesday, May 25, 2010 3:26 AM
> To: r-help at r-project.org
> Subject: [R] Problem with Sweave not recognising \Sexpr{}
> 
> I am trying to run the Sweave example at
> http://www.stat.uni-muenchen.de/~leisch/Sweave/Sweave-Rnews-2002-3.pdf
> However, the \Sexpr{} code is not being evaluated, although the actual
> R
> code within the {} runs ok in R.
> Below is part of the resulting .tex file.  Can anyone help identify the
> cause? I am using R 2.10.1 on Windows XP.
> 
> Consider the \texttt{cats} regression example from Venables \& Ripley
> (1997). The data frame contains measurements of heart and body weight
> of \Sexpr{nrow(cats)} cats (\Sexpr{sum(cats$Sex=="F")} female,
> \Sexpr{sum(cats$Sex=="M")} male).
> 
> Thanks
> Mike White
> 
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