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Generalizations
•
PackageableElement (from Kernel ) on page 111
Description
Observation is an abstract superclass of TimeObservation and DurationObservation into allow TimeExpression s and Durations
to refer to either in a common way.
Attributes
No additional attributes
Associations
No additional associations
Constraints
No additional constraints
Semantics
No additional semantics
Notation
None
Changes from previous UML
The metaclass has been added.