Use Case Diagram: inheritance relation between an actor and a use case (and vice versa)
On July 21, 2020, I uploaded TTool from https://ttool.telecom-paris.fr/preinstall.html .
Use case diagrams: It's possible to draw an inheritance arrow from a use case to an actor. Similarly it is possible to draw an inheritance arrow from an actor to a use case.
Pierre de Saqui-Sannes, ISAE-SUPAERO, Toulouse, France.
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