Checks whether its argument is a fitted point process model
(object of class "ppm", "kppm",
"lppm"
or "slrm").
is.ppm(x)
is.kppm(x)
is.lppm(x)
is.slrm(x)A single logical value.
Any object.
Adrian Baddeley Adrian.Baddeley@curtin.edu.au, Rolf Turner rolfturner@posteo.net and Ege Rubak rubak@math.aau.dk.
These functions test whether the object x
is a fitted point process model object of the specified class.
The result of is.ppm(x) is TRUE if x
has "ppm" amongst its classes, and
otherwise FALSE. Similarly for the other functions.