![UML sequence diagrams overview of graphical notation - lifeline, message, execution specification, interaction use, etc. UML sequence diagrams overview of graphical notation - lifeline, message, execution specification, interaction use, etc.](https://www.uml-diagrams.org/sequence-diagrams/sequence-diagram-overview.png)
UML sequence diagrams overview of graphical notation - lifeline, message, execution specification, interaction use, etc.
![Basic Sequence Diagram Notation - Applying UML and Patterns: An Introduction to Object-Oriented Analysis and Design and the Unified Process, Second Edition [Book] Basic Sequence Diagram Notation - Applying UML and Patterns: An Introduction to Object-Oriented Analysis and Design and the Unified Process, Second Edition [Book]](https://www.oreilly.com/api/v2/epubs/0130925691/files/0130925691_ch15lev1sec8_image01.gif)
Basic Sequence Diagram Notation - Applying UML and Patterns: An Introduction to Object-Oriented Analysis and Design and the Unified Process, Second Edition [Book]
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Inconsistent usage of activation bars in sequence diagram of addReader · Issue #15 · Tomashiwa/pe · GitHub
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