[Rd] names on cum* functions

Prof Brian Ripley ripley at stats.ox.ac.uk
Sat May 15 23:01:26 CEST 2004

On Sat, 15 May 2004, Patrick Burns wrote:

> Is it accidental or on purpose that names get stripped from the
> result of "cumsum", "cumprod", "cummin" and "cummax"?

Almost certainly accidental.

> If it is accidental, I suggest that keeping names (and other attributes)
> would be appropriate.  (Found porting code from S-PLUS.)

Names, sure.  I am not so sure about all other attributes, in particular 
class (suppose these were difftimes?).

Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
1 South Parks Road,                     +44 1865 272866 (PA)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595

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