One night in July, 1964, the logician Lotfi Zadeh found himself alone in his parents’ New York apartment, his dinner plans cancelled. At the time, Zadeh later wrote, he was doing “a lot of thinking ...

Algebraic structures provide formal frameworks characterised by sets equipped with operations and relations that satisfy specified axioms. Fuzzy logic systems extend classical two-valued logic by ...

When Aristotle and his predecessors devised their theories of logic and mathematics, they came up with the so-called Law of the Excluded Middle, which states that every proposition must either be true ...