Value comparisons (as distinct from variable pointer equality)
Value comparisons (as distinct from variable pointer equality)
Abstract method to return the domain of this variable.
Abstract method to return the domain of this variable.
Assign a new value to this variable
Assign a new value to this variable
Abstract method to return the value of this variable.
Abstract method to return the value of this variable.
The model: entities and their attribute variables and a hierarchical model