are arithmetic comparison operators binary?

"WK" == Wacek Kusnierczyk <Waclaw.Marcin.Kusnierczyk at idi.ntnu.no>
    on Mon, 23 Feb 2009 19:29:31 +0100 writes:

>>>>>>> "WK" == Wacek Kusnierczyk <Waclaw.Marcin.Kusnierczyk at idi.ntnu.no>
    >>>>>>> on Mon, 23 Feb 2009 12:06:32 +0100 writes:
    >>>>>>> 
    >> 
    >> Thank you, Wacek, 
    >> though .. "wrong mailing list" 
    >> 

    WK> apologies.  i was actually asking for explanation, assuming that it
    WK> might be my misunderstanding, rather than reporting a bug.

yes; but it is really a technical topic, also touching on
extending R -- further below -- hence really --> R-devel 
For anyone interested in this thread, please followup reading on
R-devel.

Martin