Use Case - Difference between Include and Extend Notation

I see people always struggling with include/exclude notation inside use case diagrams. I think these diagrams could explain it better. use case diagram include…

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 Diagram for Online Banking System - GeeksforGeeks

SysML: Identify User Requirements with Use Case Diagrams

Putting The Inclusion Use Case In Focus - Business Analyst Articles, Webinars, Templates, Jobs

What is an Use Case Diagram? - Smartpedia - t2informatik

Use Case Diagrams and How To Use Them, by Yulia Kosarenko, Business, Architected

UML Use Case Diagrams: Tips

Misuse case - Wikipedia

UML use case include relationship shows that behavior of the included use case is inserted into the behavior of the including use case.

UML use case diagrams with draw.io - draw.io

Informal Semantics for UML Use Case Diagrams

PDF] Formalization of UML use case diagram-a Z notation based approach

UML Use Case Diagram - Javatpoint

Use Case Diagram - StarUML documentation

UML Use Case Diagram Tutorial