Non-classical logic

Formal systems of logic that significantly differ from standard logical systems

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2016 IEEE Standards Association developed the IEEE STANDARD 1855–2016 for Fuzzy Markup Language (FML), creating a standardized, human-readable specification language for fuzzy logic systems based on XML.
2011 Jesús Cejas Montero documented the Compensatory Fuzzy Logic (CFL) framework, describing it as consisting of four continuous operators: conjunction, disjunction, fuzzy strict order, and negation, with conjunction based on geometric mean.

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