# is.ppm

From spatstat v1.63-0
by Adrian Baddeley

##### Test Whether An Object Is A Fitted Point Process Model

Checks whether its argument is a fitted point process model
(object of class `"ppm"`

, `"kppm"`

, `"lppm"`

or `"slrm"`

).

##### Usage

```
is.ppm(x)
is.kppm(x)
is.lppm(x)
is.slrm(x)
```

##### Arguments

- x
Any object.

##### Details

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.

##### Value

A single logical value.

*Documentation reproduced from package spatstat, version 1.63-0, License: GPL (>= 2)*

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