[R] Logical operator in R

[Fábio Magalhães]

Hi,

This can get you started:
https://cran.r-project.org/doc/FAQ/R-FAQ.html#Why-doesn_0027t-R-think-these-numbers-are-equal_003f


--Fabio

On Fri, Jan 22, 2016 at 1:46 PM, li li <hannah.hlx at gmail.com> wrote:

> Hi all,
>   I encountered the following strange phenomenon.
> For some reason, the obs_p[1] and res1$st_p[89] have
> the same value but when I run "==", it returns FALSE.
> Can anyone help give some explanation on this?
>   Thanks very much!
>     Hanna
>
> > obs_p[1]
> [1] 0.002201438
> > res1$st_p[89]
> [1] 0.002201438
> > res1$st_p[89]==obs_p[1]
> [1] FALSE
> > res1$st_p[89]<obs_p[1]
> [1] FALSE
> > res1$st_p[89]>obs_p[1]
> [1] TRUE
>
>         [[alternative HTML version deleted]]
>
> ______________________________________________
> R-help at r-project.org mailing list -- To UNSUBSCRIBE and more, see
> 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.
>

	[[alternative HTML version deleted]]