model.frame.arbor
Create a Model Frame for Fitting an Arbor Object
Description
model.frame method for
arbor objects.
Usage
model.frame.arbor(formula, ...)
Arguments
| formula | the formula or other object defining what terms should be included in 
the model frame. | 
 
Details
This function is a method for the generic function model.frame for 
class arbor.  It can be invoked by calling model.frame for an object 
of the appropriate class, or directly by calling model.frame.arbor 
regardless of the class of the object. 
Value
An object of class model.frame suitable for fitting an arbor-based 
model.  Called by arbor and other functions for manipulating arbor 
objects.  
See Also