[R] Meaning of following function

[Nikhil Kaza]

well

"*"(3,2) works but "*"(3,2,3) does not. You should now be able to  
figure out the logic. It is related to the number of arguments that  
make sense.


Nikhil Kaza
Asst. Professor,
City and Regional Planning
University of North Carolina

nikhil.list at gmail.com

On Aug 1, 2010, at 10:56 AM, Ron Michael wrote:

> Hi friends, I am aware of the function "-"() which acts as minus in  
> ordinary computations. For example:
>
>> "-"(3, 1)
> [1] 2
>
> However what is the meaning of
>> "-"(3)
> [1] -3
>
> I was expecting R to generate some error as it does for "*"(3). What  
> is the logic for that calculation?
>
> Thanks,
>
>
> 	[[alternative HTML version deleted]]
>
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