Bill Allombert on Mon, 15 Jun 2009 18:30:30 +0200


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Re: Question about round()


On Mon, Jun 15, 2009 at 09:54:15AM -0600, Kurt Foster wrote:
> It occurred to me to wonder what round() did when the input has  
> fractional part == 1/2.  Some examples indicated that if N is an  
> integer,
>
> round(N + 1/2) == ceil(N + 1/2).
>
> Is this generally the case?

If N is a integer, then yes:
?round
   If x is in R,  rounds x to the nearest integer (rounding to + oo  in case of
ties)

Cheers,
Bill.