| logic | The science that investigates the principles governing correct or reliable inference and deals with the canons and criteria of validity in thought and demonstration. This system of reasoning is applicable to any branch of knowledge or study. (12 Dec 1998) |
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| fuzzy logic | Approximate, quantitative reasoning that is concerned with the linguistic ambiguity which exists in natural or synthetic language. at its core are variables such as good, bad, and young as well as modifiers such as more, less, and very. These ordinary terms represent fuzzy sets in a particular problem. Fuzzy logic plays a key role in many medical expert systems. (12 Dec 1998) |
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