[R] surprising difference in log()

Mike Lawrence Mike.Lawrence at dal.ca
Tue Jun 26 18:20:34 CEST 2007


Sorry, my mistake. I should really leave looking at the help list  
until AFTER my morning coffee :P

On 26-Jun-07, at 11:31 AM, Duncan Murdoch wrote:

> On 6/26/2007 10:20 AM, Mike Lawrence wrote:
>> According to the description of floor(), the latter result is the
>> correct one:
>>
>> 'floor takes a single numeric argument x and returns a numeric vector
>> containing the largest integers *not greater than* the corresponding
>> elements of x.' (emphasis added)
>>
>> floor(3) == 2
>>> True
>
> 3 is not greater than 3, but it is greater than 2, so the result you
> quote above is wrong.  You should see
>
>> floor(3)
>   [1] 3
>
>> floor(3) == 2
> [1] FALSE
>
> Do you really see the result you posted?
>
> Duncan Murdoch
>
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> and provide commented, minimal, self-contained, reproducible code.

--
Mike Lawrence
Graduate Student, Department of Psychology, Dalhousie University

Website: http://memetic.ca

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Err and err and err again, but less and less and less."
	- Piet Hein



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