If you had looked at help("==") you would have seen the following:For numerical and complex values, remember == and != do not allow for the finite representation of fractions, nor for rounding error. Using all.equal with identical is almost always preferable. Then if you had tried > all.equal(acos(0.5),pi/3) [1] TRUE On 18/09/06, Iñaki Murillo Arcos <[EMAIL PROTECTED]> wrote: > Hello, > > I don't know if the result of > > acos(0.5) == pi/3 > > is a bug or not. It looks strange to me. > > Inaki Murillo > > ______________________________________________ > [email protected] 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. > -- ================================= David Barron Said Business School University of Oxford Park End Street Oxford OX1 1HP ______________________________________________ [email protected] 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.
