Activity diagrams: is the merge node optional if it's just before the end of the activity?

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Activity diagrams: is the merge node optional if it's just before the end of the activity? #194

Open LiuZechu opened 4 years ago

LiuZechu commented 4 years ago

In the above screenshot, there is no merge node to indicate the end of the branch comprising forward and reject. Is the merge node optional in this case?

damithc commented 4 years ago

Optional if omitting it does not cause ambiguities.

LiuZechu commented 4 years ago

I see. Thank you!