[Rd] FW: Problems with floor, round functions (PR#7215)
JRosten at lehman.com
JRosten at lehman.com
Tue Sep 7 11:24:46 CEST 2004
Please disregard the previous bug report. It appears that the session I was
running had become corrupted and a new one is not reproducing the errors
described.
thanks
> -----Original Message-----
> From: Rosten, Jeremy
> Sent: Tuesday, September 07, 2004 9:44 AM
> To: 'R-bugs at R-project.org'
> Subject: Problems with floor, round functions
>
> Hi
>
> I am currently using version 1.6.2 ( I am in the process of getting 1.9.1
> installed) and perhaps this is an old problem that has been resolved.
>
> Anyway hat I am seeing is the following:
>
> > floor(4.99)
> [1] 4
> > 0.01*floor(4.99)
> [1] 0.03
>
> And :
> 0.01*(floor(4.99)+0.00000000001)
> [1] 0.04
>
> Even when I do:
>
> as.numeric(as.character(floor(4.99)))+0.1
>
> I get:
>
> [1] 4.0
>
> This happens with round and ceiling as well .
>
> Thanks
>
> Jeremy Rosten
>
>
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