[Rd] Numerical error in R (win32) (PR#8909)

Peter Ehlers
2006-05-29T16:44:36Z

Did you check the Details section of the help page for round()?

Peter Ehlers

teck.lim at imperial.ac.uk wrote:

> Hi
>     I had observed the following problem in R (also C, Matlab, and Python).
> sprintf('%1.2g\n', 3.15)
> give 3.1 instead of 3.2 whereas an input of 3.75 gives 3.8.
> Java's System.out.printf is ok though.
>
>
>>round(3.75,1)
>
> [1] 3.8
>
>>round(3.15,1)
>
> [1] 3.1
>
> Similar outcome with sprintf in R.
>
>
> However, the right answer should be 3.2
>
> Regards
> Teckpor
>
>
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>
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