Please do read the help page before firing off a bug report, as we do ask
in several places. It says
'is.numeric' returns 'TRUE' if its argument is of type numeric or
type integer and 'FALSE' otherwise.
and
> typeof(NaN)
[1] "double"
(numeric and double are synonyms for types).
W
Full_Name: Joern Toedling
Version: 2.1.0
OS: Linux
Submission from: (NULL) (193.62.198.2)
Maybe, it's supposed to be a feature rather than a bug, but I find it quite
strange that
> is.numeric(NaN)
returns TRUE, when NaN means 'Not a Number'
__
R-devel
