TITLE(numeric @@ Numeric Vectors)
USAGE(
numeric(n=0)
as.numeric(x)
is.numeric(x)
)
ALIAS(numeric)
ALIAS(as.numeric)
ALIAS(is.numeric)
DESCRIPTION(
LANG(numeric) creates a real vector of length LANG(n).
The vector is filled with zeros.
PARA
LANG(as.numeric) attempts to coerce
its argument to numeric type (either integer or real).
PARA
LANG(is.numeric) returns LANG(TRUE) if its argument is of
type real or type integer and LANG(FALSE) otherwise.
)
NOTE(
ITALIC(R has no single precision data type.
All real numbers are stored in double precision format).
)
