On Tue, 2005-05-24 at 00:31 +0200, Søren Højsgaard wrote: > >One of the things that S3 is lacking is clearly multiple inheritance, I thought if you wanted C to inherit from A and B you could, in S3, just class(aCObject)<- c('C', 'A', 'B') While the ordering is arbitrary, that's usually the case with multiple inheritance.