Function to detect whether two objects are compatible
Usage
compatible(x1,x2)
Value
Returns a Boolean.
Arguments
x1,x2
Two objects with names and levels. Typically either
objects of class mhp or mdm.
Author
Robin K. S. Hankin
Details
Here, “compatible” means have the same names and levels. If an
mdm object and mhp object are compatible, then they may
be supplied to (eg) var.matrix().
The function uses identical() to compare the names and levels.