Le 18.08.2006 15:56, Gabor Grothendieck a écrit : > On 8/18/06, Martin Maechler <[EMAIL PROTECTED]> wrote: > >>>>>>> "Gregor" == Gregor Gorjanc <[EMAIL PROTECTED]> >>>>>>> on Fri, 18 Aug 2006 14:48:40 +0200 writes: >>>>>>> >> Gregor> Hin-Tak Leung wrote: >> >> Gregor Gorjanc wrote: >> >>> Hello! >> >>> >> >>> There is a tiny typo in list.Rd. >> >>> >> >>> Index: R/src/library/base/man/list.Rd >> >>> =================================================================== >> >>> --- ../man/list.Rd (revision 38909) >> >>> +++ ../man/list.Rd (working copy) >> >>> @@ -59,7 +59,7 @@ >> >>> inconsistent with functions such as \code{\link{as.character}}, and is >> >>> for efficiency since lists can be expensive to copy.) >> >>> >> >>> - \code{is.list} returns \code{TRUE} iff its argument >> >>> + \code{is.list} returns \code{TRUE} if its argument >> >>> >> >> >> >> Those are not typo's - (there are two "iff"'s in that paragraph). >> >> "iff" is a short-hand for "if and only if", in some culture. >> >> Gregor> OK, I did not know that and I appologize for making noise on the >> list >> Gregor> for this. However, I wonder how many people know this? >> >> I think I'd like to keep fostering a culture where this is >> known. It's such a beatiful useful short concise language element. >> If you don't know, nowadays there's Wikipedia where you can >> find it. >> >> Gregor> It is fine to have some short-hands (as IMHO, RTFM, >> Gregor> etc. in e-mails), but these can be an obstacle for >> Gregor> exact understanding of the documentation, specially >> Gregor> for non-english users. >> >> I knew what 'iff' means many years before I knew any of the >> above (and any other) e-mail acronyms, .... But that just shows >> how old I am.... >> >> Martin >> > > I think the documentation should be as clear as possible including > to non-English speakers and to non-mathematicians and that means > writing things out in full where there could be confusion. Hi,
What about an \iff command ? -- +-------------------------------------------------------------------+ | Romain FRANCOIS | | R Graph Gallery : http://addictedtor.free.fr/graphiques | `-------------------------------------------------------------------+ ______________________________________________ R-devel@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-devel