Definition:
Concept Number: *491
English Master: Environment-Constraint
Synonyms, Variations & Acronyms: non-Focus-System Constraint, Environment-System Constraint
Detailing
Environment-Constraints are particularly intended to describe Constraints on the Life-Cycle of a Product or System, such as:
• design and Architecture phases
• construction and Acquisition phases
• implementation phases
• operational use phases
• shut down phases
Constraints are of four basic types:
• Function-Constraints
• Performance-Constraints,
• Resource-Constraints and
• Environment-Constraints.
Illustrations
Illustration: none
Type
Examples
none
Notes
none
Keyed-Icons
none
Drawn-Icons
none
Related-Concepts
Environment-System
Focus-System
Binary Constraint A Constraint which is formulated in terms which are Binary (true/untrue) in nature.). These are of two types veto and demand.
Demand-Constraint
Veto-Constraint
Constraint
Scalar-Constraint
Performance-Constraint
Resource-Constraint
Function-Constraints
History-of-Concept
none
This Concept entered by Peter Davies.