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Modeling object state with IDEF3
The IDEF3 Object State Model, or IDEF3 OSTN (Object State Transition Network), describes a situation from an object-centered view; that is, a participating object is the focus of attention. IDEF3 OSTN diagrams use the following symbols: states, transitions, and referents.
See also
States
Transitions
OSTN scenarios
Defining IDEF3 OSTN diagram properties
Connecting referents to transition lines in IDEF3 OSTN diagram
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