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4. Formal Logic / E. Nonclassical Logics / 4. Fuzzy Logic

[logic using infinite gradations between true and false]

4 ideas
Fuzzy logic is based on the notion that there can be membership of a set to some degree [Mautner]
Fuzzy logic uses a continuum of truth, but it implies contradictions [Williamson]
There are fuzzy predicates (and sets), and fuzzy quantifiers and modifiers [Read]
Fuzzy logic has many truth values, ranging in fractions from 0 to 1 [Fisher]