Dear R users, I would like to know how to indentify the polygons that are located on the border of a map (i.e.shapefile).
Do you have any suggestion on how to do it? Thank you very much, Leo Monasterio. [[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.