![UML Use Case Diagram: Do generalisation children inherit include/extends from parent? - Stack Overflow UML Use Case Diagram: Do generalisation children inherit include/extends from parent? - Stack Overflow](https://i.stack.imgur.com/c6S0D.png)
UML Use Case Diagram: Do generalisation children inherit include/extends from parent? - Stack Overflow
![Use case diagrams are UML diagrams describing units of useful functionality (use cases) performed by a system in collaboration with external users (actors). Use case diagrams are UML diagrams describing units of useful functionality (use cases) performed by a system in collaboration with external users (actors).](https://www.uml-diagrams.org/use-case-diagrams/business-use-case-diagram-elements.png)
Use case diagrams are UML diagrams describing units of useful functionality (use cases) performed by a system in collaboration with external users (actors).
![requirements - Are using <<include>> and <<extend>> relationship in this use -case diagram actually same? - Software Engineering Stack Exchange requirements - Are using <<include>> and <<extend>> relationship in this use -case diagram actually same? - Software Engineering Stack Exchange](https://i.stack.imgur.com/Lg39Q.png)