[XML-DEV Mailing List Archive Home] [By Thread] [By Date] [Recent Entries] [Reply To This Message] OT? - Fuzzy logic and paradoxes
[Sorry if this is not of general interest, but it relates to ideas that have come up in the Ontology and Google threads] http://www.economist.co.uk/science/displayStory.cfm?story_id=2099851 Apparently two researchers in Greece [one at the Aristotle University, ironically enough!] have demonstrated that fuzzy logic can be used to solve many cases involving paradoxes, such as the famous Liar's paradox--"this sentence is false"--that are meaningless in conventional logic. As a "direction for future research" the article mentions the possibility of devising 'a form of logic that is in between fuzzy logic and normal, true-or-false binary logic. Rather than the infinite choices of fuzzy logic, or the two in binary logic, this would have options for false, true, sort of true, sort of false, and exactly half-way. Epimenides the Cretan would surely have approved, or disapproved?or, most likely, something in between. '
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