CompositeElementSpec

Superclass

ElementSpec

Subclasses

SeparatingCompositeElementSpec

Referenced By

ElementSpec

CompositeElementSpec
	This class is a combination of two different subclasses of ElementSpec.  It is used to
store arithmetic operations of different element specs.  The second element can also be a
method symbol in the editor values that this class holds.  When the values are asked for,
the block values for calculating the result are returned.

Spec: #(Spec symbol Spec)
Spec refers to another element spec encoding array.
symbol is an arithmetic operation.

Instance Variables
element1   <ElementSpec>	The first element spec.
element2   <ElementSpec | Symbol>	Either the second element spec or a method symbol.
operator   <Symbol>	A method symbol for the operation between the two elements.

Class Variables
	none

Contacts
	jku@cat.ncsa.uiuc.edu