• Thumbnail for Alfred Tarski
    Alfred Tarski (/ˈtɑːrski/, born Alfred Teitelbaum; January 14, 1901 – October 26, 1983) was a Polish-American logician and mathematician. A prolific author...
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  • The Banach–Tarski paradox is a theorem in set-theoretic geometry, which states the following: Given a solid ball in three-dimensional space, there exists...
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  • system contains infinitely many axioms. The axiom system is due to Alfred Tarski who first presented it in 1926. Other modern axiomizations of Euclidean...
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  • areas of order and lattice theory, the Knaster–Tarski theorem, named after Bronisław Knaster and Alfred Tarski, states the following: Let (L, ≤) be a complete...
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  • {\displaystyle x=1-x} from which it follows that x = 0.5 {\displaystyle x=0.5} Alfred Tarski diagnosed the paradox as arising only in languages that are "semantically...
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  • Tarski's undefinability theorem, stated and proved by Alfred Tarski in 1933, is an important limitative result in mathematical logic, the foundations...
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  • and deflationary conceptions, is due to work by Polish logician Alfred Tarski. Tarski, in "On the Concept of Truth in Formal Languages" (1935), attempted...
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  • the area of modern algebra known as group theory, a Tarski monster group, named for Alfred Tarski, is an infinite group G, such that every proper subgroup...
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  • Tarski–Grothendieck set theory (TG, named after mathematicians Alfred Tarski and Alexander Grothendieck) is an axiomatic set theory. It is a non-conservative...
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  • Thumbnail for Solomon Feferman
    instance, via biographical writings on figures such as Kurt Gödel, Alfred Tarski, and Jean van Heijenoort) and as a vocal proponent of the philosophy...
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  • Thumbnail for Jan Łukasiewicz
    Lwów–Warsaw school of logic, which was later made famous internationally by Alfred Tarski, who had been a student of Leśniewski. During the start of the Second...
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  • In mathematical logic, Tarski's high school algebra problem was a question posed by Alfred Tarski. It asks whether there are identities involving addition...
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  • congruence relation. The algebra is named for logicians Adolf Lindenbaum and Alfred Tarski. Starting in the academic year 1926-1927, Lindenbaum pioneered his method...
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  • for language L {\displaystyle {\mathcal {L}}} . The Polish logician Alfred Tarski identified three features of an adequate characterization of entailment:...
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  • In mathematics, Tarski's theorem, proved by Alfred Tarski (1924), states that in ZF the theorem "For every infinite set A {\displaystyle A} , there is...
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  • Tarski's circle-squaring problem is the challenge, posed by Alfred Tarski in 1925, to take a disc in the plane, cut it into finitely many pieces, and...
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  • twentieth century such as Jan Łukasiewicz, Stanisław Leśniewski, and Alfred Tarski, among others. Its members did not only contribute to the techniques...
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  • grammar to formalize the semantics of natural language. As a student of Alfred Tarski, he also contributed early developments to axiomatic set theory (ZFC)...
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  • Tarski, Alfred (1944). "The algebra of topology." Annals of mathematics, 141–191. https://doi.org/10.2307/1969080. McKinsey, J. C., Tarski, Alfred (1946)...
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  • to each other. As a separate discipline, model theory goes back to Alfred Tarski, who first used the term "Theory of Models" in publication in 1954....
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  • redundancy theory of truth. Frank Ramsey also advocated a redundancy theory. Alfred Tarski put forward a semantic theory of truth. In Truth-Makers (1984), Kevin...
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  • published in 1930 by Łukasiewicz and Alfred Tarski; consequently it is sometimes called the Łukasiewicz–Tarski logic. It belongs to the classes of t-norm...
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  • Finite set (redirect from Tarski-finite set)
    {\displaystyle \wp {\bigl (}\wp (S){\bigr )}} onto itself is one-to-one. (Alfred Tarski) Every non-empty family of subsets of S {\displaystyle S} has a minimal...
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  • The Alfred Tarski Lectures are an annual distinction in mathematical logic and series of lectures held at the University of California, Berkeley. Established...
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  • associated with a rich body of modern work, spearheaded by philosophers like Alfred Tarski and Donald Davidson. (See also Wittgenstein's picture theory of language...
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  • Thumbnail for Stanisław Leśniewski
    Lwów–Warsaw School of logic founded by Kazimierz Twardowski. Together with Alfred Tarski and Jan Łukasiewicz, he formed a trio which made the University of Warsaw...
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  • In 1936, Alfred Tarski gave an axiomatization of the real numbers and their arithmetic, consisting of only the eight axioms shown below and a mere four...
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  • This concept, together with weak interpretability, was introduced by Alfred Tarski in 1953. Three other related concepts are cointerpretability, logical...
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  • inequalities. The theorem—also known as the Tarski–Seidenberg projection property—is named after Alfred Tarski and Abraham Seidenberg. It implies that quantifier...
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  • paradox was a considerable problem for a philosophical theory of truth. Alfred Tarski solved this difficulty by proving that such paradoxes do not exist with...
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