Dear R People: What is the difference between setIs and setAs, please? Thanks, Sincerely, Erin -- Erin Hodgess Associate Professor Department of Computer and Mathematical Sciences University of Houston - Downtown mailto: erinm.hodgess at gmail.com
On Feb 9, 2011, at 3:50 PM, Erin Hodgess wrote:> Dear R People: > > What is the difference between setIs and setAs, please?Consider the semantic difference btwn coercion and membership.> > Thanks, > Sincerely, > Erin > > > --David Winsemius, MD West Hartford, CT