Defines a unit as a composition of other units. The composition is done by multiplying the different other units. By this way combined units like kg/m can be formed.

General Information

Attribute Value
Owner physical_information
Applied Stereotype
Base Classifier Unit
Is Abstract false
Derived Classifiers


Name Type Mult. Description Owning Classifier
exponent Integer 0..1

Defines the exponent with which this unit instance should be used. In order to define square meters for example, the SIUnit "metre" with an exponent of 2 will be used. If no exponent is defined it is equivalent to the value 1.


Outgoing Relations

Type Role Mult. Mult. Description
Unit factors 1..*

References the Units that are used as factors to create the CompositeUnit.