Checks whether its argument is a window
(object of class "owin"
).
is.owin(x)
Any object.
TRUE
if x
is a point pattern,
otherwise FALSE
.
This function tests whether the object x
is a window object of class
"owin"
. See owin.object
for details
of this class.
The result is determined to be TRUE
if x
inherits from "owin"
, i.e. if x
has "owin"
amongst its classes.