Thank you Rob, I just downloaded it and it looks very useful.

In the meantime I think I solved my immediate problem (and while
pluggin' away also deepened my understanding - or so I will at least
claim :-)

Esmail
 
> I don't know if you will find this helpful, but one of the better online 
> chapters on R Data Objects that I've found is by Tomas Aragon
> and Wayne Enanoria.  Among other nice attributes it has some tables that 
> summarize improtant functions for working with different data objects.
> The URL is:
> http://www.medepi.net/epir/epir_chap02.pdf
> 
> 
> Rob Baer


_________________________________________________________________
Pack up or back up–use SkyDrive to transfer files or keep extra copies. Learn how.

sh_skydrive_packup_042008
	[[alternative HTML version deleted]]

