constraintsarequire
Constraintsarequire is a term used in constraint-based design and software engineering to denote the principle that certain constraints must be explicitly declared and enforced within a system to guarantee correctness, safety, and consistency. The phrase is not standardized in formal language, but it appears in theoretical discussions and design guidance as a mnemonic for ensuring essential limitations are not overlooked.
Definition and formalization: In a model or system, constraintsarequire asserts that a set of constraint predicates
Examples: In databases, referential integrity and unique keys are hard constraints. In scheduling, non-overlapping times or
Implementation considerations: Effective use involves choosing appropriate enforcement mechanisms (runtime checks vs. solver-based solving), clearly distinguishing
Relation to related concepts: Constraintsarequire relates to constraint programming, invariant maintenance, contract-based design, and safety-critical system