Titlebook: UML 2002 - The Unified Modeling Language: Model Engineering, Concepts, and Tools; 5th International Co Jean-Marc Jézéquel,Heinrich Hussmann

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Scientific Basis for Electrical Stimulation,misunderstandings among practitioners, even about very basic questions. In this paper we address some issues regarding the relationships in which use cases may take part. The Include and Extend relationships between two use cases have presently an inconsistent definition, since they are represented