EXPRESS definition: =================== The integer data type has as its domain all integer numbers. It is a specialization of the real data type. Syntax: 227 integer_type = INTEGER . EXAMPLE 16 - This example uses an integer data type to represent an attribute named nodes. The domain of this attribute is all integers, with no further constraint. ENTITY foo; nodes : INTEGER; END_ENTITY; Note 9.2.6: integer and real are both specializations of number; Python definition: ================== INTEGER both inherits from int and NUMBER @TODO: note 9.2.6 tells that integer is a specialization of real