On Thu, 27 May 2010 10:42:54 +0200, "Spitzner, Andrea" <Andrea.Spitzner at uba.de> wrote: >Hello, >I need some help with a 4D-Plot. I can't offer a lot of help, other than to note that There is code for a 4D plot at the R graphics gallery (I am the author) and perhaps looking at that might help. http://addictedtor.free.fr/graphiques/RGraphGallery.php?graph=90