• Lambda calculus (also written as λ-calculus) is a formal system in mathematical logic for expressing computation based on function abstraction and application...
    85 KB (11,500 words) - 21:06, 26 April 2024
  • A typed lambda calculus is a typed formalism that uses the lambda-symbol ( λ {\displaystyle \lambda } ) to denote anonymous function abstraction. In this...
    6 KB (738 words) - 06:25, 1 May 2024
  • simply typed lambda calculus ( λ → {\displaystyle \lambda ^{\to }} ), a form of type theory, is a typed interpretation of the lambda calculus with only one...
    33 KB (4,589 words) - 04:44, 27 April 2024
  • Knights of the Lambda Calculus is a semi-fictional organization of expert Lisp and Scheme hackers. The name refers to the lambda calculus, a mathematical...
    3 KB (244 words) - 20:34, 21 February 2024
  • computation. Combinatory logic can be viewed as a variant of the lambda calculus, in which lambda expressions (representing functional abstraction) are replaced...
    40 KB (5,243 words) - 02:47, 14 April 2024
  • polymorphic lambda calculus or second-order lambda calculus) is a typed lambda calculus that introduces, to simply typed lambda calculus, a mechanism...
    18 KB (2,529 words) - 01:46, 21 April 2024
  • intuitionistic version as a typed variant of the model of computation known as lambda calculus. The Curry–Howard correspondence is the observation that there is an...
    57 KB (6,197 words) - 22:44, 18 March 2024
  • Fixed-point combinator (category Lambda calculus)
    {\displaystyle Y=\lambda f.\ (\lambda x.f\ (x\ x))\ (\lambda x.f\ (x\ x))} (Here we use the standard notations and conventions of lambda calculus: Y is a function...
    31 KB (4,338 words) - 19:40, 23 April 2024
  • Dependent type (redirect from ΛΠ-calculus)
    extensional. In 1934, Haskell Curry noticed that the types used in typed lambda calculus, and in its combinatory logic counterpart, followed the same pattern...
    25 KB (2,442 words) - 06:58, 26 April 2024
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    Church–Rosser theorem (category Lambda calculus)
    In lambda calculus, the Church–Rosser theorem states that, when applying reduction rules to terms, the ordering in which the reductions are chosen does...
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  • Church encoding (category Lambda calculus)
    representing data and operators in the lambda calculus. The Church numerals are a representation of the natural numbers using lambda notation. The method is named...
    40 KB (6,538 words) - 03:12, 13 January 2024
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    logic and computer science, lambda is used to introduce anonymous functions expressed with the concepts of lambda calculus. Lambda indicates an eigenvalue...
    15 KB (1,587 words) - 06:23, 7 May 2024
  • basis for lambda calculus, a formal system used in mathematical logic and the theory of programming languages. The equivalence of two lambda expressions...
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  • to computational theory Kappa calculus, a reformulation of the first-order fragment of typed lambda calculus Rho calculus, introduced as a general means...
    5 KB (667 words) - 06:55, 8 December 2023
  • Lambda calculus is a formal mathematical system based on lambda abstraction and function application. Two definitions of the language are given here:...
    29 KB (4,134 words) - 05:28, 28 October 2023
  • and algebraic laws, that is, to the algebraic study of data types. Lambda calculus-based languages (such as Lisp, ISWIM, and Scheme) are in actual practice...
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  • systems of typed lambda calculus including the simply typed lambda calculus, Jean-Yves Girard's System F, and Thierry Coquand's calculus of constructions...
    10 KB (1,285 words) - 20:59, 27 April 2024
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    (also written lambda cube) is a framework introduced by Henk Barendregt to investigate the different dimensions in which the calculus of constructions...
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  • the predicative calculus of inductive constructions (which removes some impredicativity). The CoC is a higher-order typed lambda calculus, initially developed...
    9 KB (1,344 words) - 17:43, 15 March 2024
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    evaluation of "closed" Lambda expressions in LISP and ISWIM's Lambda Closures. van Tonder, André (1 January 2004). "A Lambda Calculus for Quantum Computation"...
    73 KB (8,204 words) - 02:39, 21 February 2024
  • version of the untyped lambda calculus. It was introduced by Moses Schönfinkel and Haskell Curry. All operations in lambda calculus can be encoded via abstraction...
    17 KB (2,338 words) - 22:45, 19 March 2024
  • interpretation Curry–Howard correspondence Linear logic Game semantics Typed lambda calculus Typed and untyped languages Type signature Type inference Datatype...
    4 KB (205 words) - 12:10, 30 October 2023
  • the lambda calculus and Turing machines are equivalent models of computation, showing that the lambda calculus is Turing complete. Lambda calculus forms...
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  • compensation for the risk borne in investment the α-conversion in lambda calculus the independence number of a graph a placeholder for ordinal numbers...
    37 KB (3,397 words) - 02:12, 24 March 2024
  • an extended Curry–Howard isomorphism between IPC and simply-typed lambda calculus. BHK interpretation Computability logic Constructive analysis Constructive...
    50 KB (7,619 words) - 10:28, 29 April 2024
  • foundations of theoretical computer science. He is best known for the lambda calculus, the Church–Turing thesis, proving the unsolvability of the Entscheidungsproblem...
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  • Currying (category Lambda calculus)
    functions have exactly one argument. This property is inherited from lambda calculus, where multi-argument functions are usually represented in curried...
    36 KB (5,015 words) - 02:13, 7 May 2024
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    predates even the development of programming languages themselves. The lambda calculus, developed by Alonzo Church and Stephen Cole Kleene in the 1930s, is...
    15 KB (1,616 words) - 18:33, 23 March 2024
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    system. In the untyped lambda calculus, for example, the term ( λ x . ( x x ) λ x . ( x x ) ) {\displaystyle (\lambda x.(xx)\;\lambda x.(xx))} does not have...
    19 KB (1,873 words) - 04:50, 7 January 2024
  • The names "lambda abstraction", "lambda function", and "lambda expression" refer to the notation of function abstraction in lambda calculus, where the...
    88 KB (9,474 words) - 15:37, 24 April 2024