On Fri, Aug 8, 2008 at 7:30 AM, <[EMAIL PROTECTED]> wrote:
> Full_Name: Tom Wang
> Version: 2.6.2
> OS: Linux, Windows
> Submission from: (NULL) (61.230.6.228)
>
>
> I've found an instance:
>
> > a <- c(0.187,-0.019,0.074,-0.06,0.221,-0.079,0.12,0.079,-0.281,-0.242)
> > sum(a)
> [1] -2.428613e-17
>
> The actual sum is 0 but it reports the wrong answer.
>
> Maybe it is due to the computer truncation
> error.<https://stat.ethz.ch/mailman/listinfo/r-devel>
This is not a bug, but FAQ 7.31.
/Christian
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