Chapter 3

MARTE Foundations

Specifying Non-functional Properties

Designers and developers of real-time software systems often find that conventional computer languages lack important features that are crucial to their work. This category of systems is characterized by the fact that it needs to interact tightly with the physical world: real-time software is typically used to observe and control real-world phenomena. Traditional computer languages, on the other hand, are often devised for a purely logical world, a world in which, in the name of the inadequately defined and greatly misunderstood principle of “platform independence,” physical quantities and technology-specific aspects are either intentionally ignored or idealized into irrelevance. ...

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