[cybernetics] in Stafford Beer's viable system, the part of the environment that Systems One already address.
[activity modeling] “an executable atomic computation that results in a change in the state of the model or the return of a value” [Rumbaugh et al., 1999, p. 122]. (See elementary business function.)
[business rules] (See constraint.)
[activity modeling] the presentation of structured natural language or pseudo-code in graphic form.
[business rules] a kind of business rule: a statement that tests a condition, and upon finding it true, initiates another business rule, a message, or an activity.
activities column (Architecture Framework ...