defeaseability
Defeasability refers to a concept, often found in logic and law, where a statement or rule is not absolute and can be overturned or modified by the introduction of new information or circumstances. It implies that a conclusion, initially accepted as true, can be rendered false or inapplicable under certain conditions. This is distinct from simple contradiction, where a new statement directly negates the old one. Instead, defeasibility allows for exceptions or qualifications.
In legal contexts, defeasibility is common. For instance, a contract might be considered valid, but it can
In artificial intelligence and formal logic, defeasible reasoning is used to handle situations where knowledge is