[R] Knitr/Lattice/Lyx [was: Trellis Plots: translating lattice xyplot() to ggplot()]

[Rich Shepard]

On Sat, 11 Jul 2015, Yihui Xie wrote:

> There is a ')' missing in the end. When you see errors from parse(),
> that often means the code is not syntactically correct.

   Most sincere appologies for my not catching that each time I looked at the
code. Will be more thorough and put the problem aside for a while before
looking for the problem again. Won't be repeated.

Rich