R1004 - modelint/shlaer-mellor-metamodel GitHub Wiki

R1004 / 1:1c

Attribute Read Access outputs value in exactly one Scalar Flow

Scalar Flow obtains value from exactly one Attribute Read Access

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The value of an Attribute for some instances is made avaialable by a single Scalar Flow. Like all Flows, it can supply data to any number of consumers.

An Attribute Read Access may or may not be the source of a given Scalar Flow.