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Adding points to a wireframe: 'x and units must have length >0' error

Hi David:

When I try your code, I get the wireframe with the x, y, z axes sans
bounding cube and points, along with the error message

Error using packet 1
object 'pts' not found
R version 2.13.1 (2011-07-08)
Platform: x86_64-pc-mingw32/x64 (64-bit)

locale:
[1] LC_COLLATE=English_United States.1252
[2] LC_CTYPE=English_United States.1252
[3] LC_MONETARY=English_United States.1252
[4] LC_NUMERIC=C
[5] LC_TIME=English_United States.1252

attached base packages:
[1] stats     graphics  grDevices utils     datasets  methods   base

other attached packages:
[1] sos_1.3-1       brew_1.0-6      lattice_0.19-33

loaded via a namespace (and not attached):
[1] grid_2.13.1  tools_2.13.1

Dennis
On Mon, Oct 24, 2011 at 1:45 PM, David Winsemius <dwinsemius at comcast.net> wrote: