Arend Heyting (Dutch: [ˈaːrənt ˈɦɛitɪŋ]; 9 May 1898 – 9 July 1980) was a Dutch mathematician and logician. Heyting was a student of Luitzen Egbertus Jan...

algebras, Heyting algebras form a variety axiomatizable with finitely many equations. Heyting algebras were introduced in 1930 by Arend Heyting to formalize...

Brouwer–Heyting–Kolmogorov interpretation, or BHK interpretation, of intuitionistic logic was proposed by L. E. J. Brouwer and Arend Heyting, and independently...

with the philosophy of intuitionism. It is named after Arend Heyting, who first proposed it. Heyting arithmetic can be characterized just like the first-order...

given in various formulations by L. E. J. Brouwer, Arend Heyting and Andrey Kolmogorov (see Brouwer–Heyting–Kolmogorov interpretation) and Stephen Kleene (see...

Intuitionism in the 1920s. Birkhäuser. ISBN 3-7643-6536-6. Arend Heyting: Heyting, Arend (1971) [1956]. Intuitionism: An Introduction (3d rev. ed.)....

Hilbert. Brouwer's ideas were subsequently taken up by his student Arend Heyting and Hilbert's former student Hermann Weyl. In addition to his mathematical...

developed by Arend Heyting to provide a formal basis for L. E. J. Brouwer's programme of intuitionism. From a proof-theoretic perspective, Heyting’s calculus...

Norwegian politician Arend Heyting (1898–1980), Dutch mathematician and logician Arend van 't Hoft (born 1933), Dutch racing cyclist Arend de Keysere (died...

lies at the bottom of contemporary model theory. In 1973, intuitionist Arend Heyting praised nonstandard analysis as "a standard model of important mathematical...

vertical negation stroke. This negation symbol was reintroduced by Arend Heyting in 1930 to distinguish intuitionistic from classical negation. It also...

intuition that is not empirical. Intuitionistic logic was devised by Arend Heyting to accommodate this position (it has also been adopted by other forms...

Simon Blackburn, Matthew Chrisman, and Allan Gibbard, among others. Arend Heyting Constructivist epistemology Crispin Wright Critical realism (philosophy...

logic based on Husserl's phenomenology, and this semantics was used by Arend Heyting in his own formalization. Becker struggled, somewhat unsuccessfully...

1960), social scientist Richard D. Gill (born 1951), mathematician Arend Heyting (1898–1980), mathematician Gerardus 't Hooft (born 1946), physicist...

false and the as-yet-undetermined. This approach was later developed by Arend Heyting and L. E. J. Brouwer; see Łukasiewicz logic. Issues such as this have...

priori into these systems. Mathematicians such as L. E. J. Brouwer and Arend Heyting have also contested the usefulness of the law of excluded middle in...

intuitionism) A. A. Markov (forefather of Russian school of constructivism) Arend Heyting (formalized intuitionistic logic and theories) Per Martin-Löf (founder...

(Weyl spinors) in four spacetime dimensions. Arend Heyting would introduce Heyting algebra and Heyting arithmetic. The arrow (→) was developed for function...

1912–1986) Leon Henkin (US, 1921–2006) Jacques Herbrand (France, 1908–1931) Arend Heyting (Netherlands, 1898–1980) David Hilbert (Germany, 1862–1943) Jaakko Hintikka...

development of intuitionism at its source was taken up by his student Arend Heyting. The nature of Hilbert's proof of the Hilbert basis theorem from 1888...

false and the as-yet-undetermined. This approach was later developed by Arend Heyting and L. E. J. Brouwer; see Łukasiewicz logic. Issues such as this have...

usefulness of formalized logic of any sort for mathematics. His student Arend Heyting postulated an intuitionistic logic, different from the classical Aristotelian...

the thought of the logicist school as developed by Bertrand Russell Arend Heyting (Enschede), presented the thought of the intuitionist school as developed...

early twentieth century (including researchers such as L.E.J. Brouwer, Arend Heyting, and Evert Willem Beth). It considers Beth's Instituut voor Grondslagenonderzoek...

"program" and Gödel's impact on the Second Question, the impact of Arend Heyting's and Brouwer's Intuitionism on Hilbert's philosophy. Browder, Felix...

it not to. Conventionalism Luitzen Egbertus Jan Brouwer (edited by Arend Heyting, Collected Works, North-Holland, 1975, p. 509. Logical Meanderings –...

Hess diagram – R. Hess Heusler alloy – Fritz Heusler Heyting algebra, arithmetic – Arend Heyting Hick's law, a.k.a. Hick–Hyman law – William Edmund Hick...

utmost limits which the intellect can attain in its self-unfolding. Arend Heyting 1968 Intuitionism sprang from the philosophy of mathematician L. E....

systems now called S4 and S5 as variations of Lewis's system. 1930 - Arend Heyting develops an intuitionistic propositional calculus. 1931 – Kurt Gödel...