is.ppp {spatstat.geom}

Test Whether An Object Is A Point Pattern

Description

Checks whether its argument is a point pattern (object of class "ppp").

Usage

is.ppp(x)

Arguments

x

Any object.

Details

This function tests whether the object x is a point pattern object of class "ppp". See ppp.object for details of this class.

The result is determined to be TRUE if x inherits from "ppp", i.e. if x has "ppp" amongst its classes.

Value

TRUE if x is a point pattern, otherwise FALSE.

Author(s)

Adrian Baddeley [e-mail]

and Rolf Turner [e-mail]