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.
HTL
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