The etymology of " defeasible " usually refers to Middle English law of contracts, where a condition of defeasance is a clause that can invalidate or annul a contract or deed.
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With philosophers such as Pollock and Donald Nute ( e . g ., defeasible logic ), dozens of computer scientists and logicians produced complex systems of defeasible reasoning between 1980 and 2000.
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With philosophers such as Pollock and Donald Nute ( e . g ., defeasible logic ), dozens of computer scientists and logicians produced complex systems of defeasible reasoning between 1980 and 2000.
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4 ) We DON'T propose that such a limited-immunity account be " in " defeasible, and Wikimedians may still delete our links if they judge them inappropriate.
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Approximately half of the systems of defeasible reasoning discussed today adopt a rule of specificity, while half expect that such " preference " rules be written explicitly by whoever provides the defeasible reasons.
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Approximately half of the systems of defeasible reasoning discussed today adopt a rule of specificity, while half expect that such " preference " rules be written explicitly by whoever provides the defeasible reasons.
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Here, justification is the result of the right kind of procedure ( e . g ., a fair and efficient hearing ), and defeasible reasoning provides impetus for pro and con responses to each other.
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Defeasible reasoning accounts of precedent ( stare decisis and case-based reasoning ) also make use of specificity ( e . g ., Joseph Raz and the work of Kevin D . Ashley and Edwina Rissland ).
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Theories of defeasible reasoning can provide a foundation for the formalisation of dialectical logic and dialectic itself can be formalised as moves in a game, where an advocate for the truth of a proposition and an opponent argue.
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Pollock's most direct pronouncement is the paper " Defeasible reasoning " in " Cognitive Science ", 1987, though his non-syntactic ideas were almost fully mature in " Knowledge and Justification ".
