choose(5, 2)

HTH,
Jorge


On Tue, Dec 21, 2010 at 9:23 AM, amir <> wrote:

> <mailto:r-help@r-project.org>Hi every one,
>
> I want to calculate the combination function in R, the value not all the
> possible choices.
> I mean cmbn(5,2)=10.
>
> Is there any function unless using factorial?
>
> Regards,
> Amir
>
>
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