For geographical coordinates, start with: https://stat.ethz.ch/pipermail/r-sig-geo/2007-September/002595.html
Cheers, Arien zhijie zhang schreef: > Hi all, > How to generate the coordinates of a circle if i know its center's > coordinates and radius? > I want to overlay the circle with another figure, but i only know its > center's coordinates and radius. It will be easy if i can get the > coordinates of the circle. > Thanks. > _______________________________________________ R-sig-Geo mailing list R-sig-Geo@stat.math.ethz.ch https://stat.ethz.ch/mailman/listinfo/r-sig-geo
