[R] Entire part of number

Ivan Calandra ivan.calandra at uni-hamburg.de
Tue Apr 19 13:49:13 CEST 2011


Nice example, I forgot about negative numbers...
Thanks
Ivan

Le 4/19/2011 12:17, (Ted Harding) a écrit :
>    trunc(-1.5)
>    # [1] -1
>    floor(-1.5)
>    # [1] -2
>
> Ted.
>
> On 19-Apr-11 09:57:43, Ivan Calandra wrote:
>> By the way, is there any difference between trunc() and floor()?
>>
>> x<- c(1.05, 1.95, 2.5, 3.51)
>> trunc(x)
>> [1] 1 1 2 3
>> floor(x)
>> [1] 1 1 2 3
>> identical(trunc(x), floor(x))
>>
>> Ivan
>>
>>
>>
>> Le 4/19/2011 11:46, Rolf Turner a écrit :
>>> On 19/04/11 21:30, Barbara.Rogo at uniroma1.it wrote:
>>>> What is the function to have the entire part of a number?
>>>>      [[alternative HTML version deleted]]
>>> I'm not quite sure what you mean, but perhaps you want "floor()".
>>>
>>>      cheers,
>>>
>>>          Rolf Turner
>>>
>>> ______________________________________________
>>> R-help at r-project.org mailing list
>>> https://stat.ethz.ch/mailman/listinfo/r-help
>>> PLEASE do read the posting guide
>>> http://www.R-project.org/posting-guide.html
>>> and provide commented, minimal, self-contained, reproducible code.
>>>
>> -- 
>> Ivan CALANDRA
>> PhD Student
>> University of Hamburg
>> Biozentrum Grindel und Zoologisches Museum
>> Abt. Säugetiere
>> Martin-Luther-King-Platz 3
>> D-20146 Hamburg, GERMANY
>> +49(0)40 42838 6231
>> ivan.calandra at uni-hamburg.de
>>
>> **********
>> http://www.for771.uni-bonn.de
>> http://webapp5.rrz.uni-hamburg.de/mammals/eng/1525_8_1.php
>>
>> ______________________________________________
>> R-help at r-project.org mailing list
>> https://stat.ethz.ch/mailman/listinfo/r-help
>> PLEASE do read the posting guide
>> http://www.R-project.org/posting-guide.html
>> and provide commented, minimal, self-contained, reproducible code.
> --------------------------------------------------------------------
> E-Mail: (Ted Harding)<ted.harding at wlandres.net>
> Fax-to-email: +44 (0)870 094 0861
> Date: 19-Apr-11                                       Time: 11:17:26
> ------------------------------ XFMail ------------------------------
>
> ______________________________________________
> R-help at r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>

-- 
Ivan CALANDRA
PhD Student
University of Hamburg
Biozentrum Grindel und Zoologisches Museum
Abt. Säugetiere
Martin-Luther-King-Platz 3
D-20146 Hamburg, GERMANY
+49(0)40 42838 6231
ivan.calandra at uni-hamburg.de

**********
http://www.for771.uni-bonn.de
http://webapp5.rrz.uni-hamburg.de/mammals/eng/1525_8_1.php



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