I haven't seen an answer so far, hence I try:
As far as I can see, everything is correct here, since you have an
element polygons in you data.frame that is a valid vector of mode list.
Nevertheless, since printing /plotting etc. on the dataframe won't give
desired results now, it would be
Hello list,
I need to keep track of objects that are related to particular
observations. In this case, I need to keep track of polygons that are
associated with observations. What I would ideally have is one column
of a dataframe hold a polygonal object (from the spatstat package).
My
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