• S2CID 798307. Retrieved 5 August 2014. Mathoverflow.net/Decidability-of-chess-on-an-infinite-board Decidability-of-chess-on-an-infinite-board Brumleve, Dan; Hamkins...
    16 KB (1,887 words) - 21:01, 15 May 2025
  • Look up decidability in Wiktionary, the free dictionary. The word decidable may refer to: Decidable language Decidability (logic) for the equivalent in...
    552 bytes (95 words) - 15:04, 6 November 2022
  • Computable set (redirect from Decidable set)
    total computable function, or the empty set. Computably enumerable Decidability (logic) Recursively enumerable language Recursive language Recursion That...
    4 KB (500 words) - 18:15, 17 May 2025
  • Thumbnail for Decision problem
    Computational problem Counting problem (complexity) Decidability (logic) – for the problem of deciding whether a formula is a consequence of a logical theory...
    10 KB (1,246 words) - 09:36, 19 May 2025
  • EXPSPACE-hard, although decidability itself has had the status of a longstanding open problem. In 2015, a proof of decidability was published in the journal...
    34 KB (2,952 words) - 06:21, 20 May 2025
  • statement, it cannot be proven by a mathematical proof.[citation needed] Decidability (logic) Decision problem Effective results in number theory Function problem...
    4 KB (492 words) - 11:57, 12 May 2025
  • the metatheory of logic. Completeness (logic) Syntax (logic) Consistency Decidability (logic) Deductive system Interpretation (logic) Cantor's theorem...
    25 KB (2,119 words) - 22:15, 10 April 2025
  • connectives in various logics; decidability and complexity aspects are generally omitted though. Video of Graham Priest & Maureen Eckert on Deviant Logic...
    10 KB (1,144 words) - 11:29, 6 February 2025
  • algorithms. The concept of decidability may be extended to other models of computation. For example, one may speak of languages decidable on a non-deterministic...
    6 KB (745 words) - 19:01, 9 May 2025
  • Thumbnail for Independence (mathematical logic)
    to be undecidable from T. (This concept is unrelated to the idea of "decidability" as in a decision problem.) A theory T is independent if no axiom in...
    5 KB (519 words) - 05:55, 20 August 2024
  • Alfred Tarski: Life and Logic (Cambridge: Cambridge University Press, 2008). Macintyre, A.J.; Wilkie, A.J. (1995), "On the decidability of the real exponential...
    4 KB (496 words) - 23:15, 25 April 2024
  • cardinal Unfoldable cardinal Entscheidungsproblem Decision problem Decidability (logic) Church–Turing thesis Computable function Algorithm Recursion Primitive...
    14 KB (1,012 words) - 00:08, 16 November 2024
  • In logic and formal semantics, term logic, also known as traditional logic, syllogistic logic or Aristotelian logic, is a loose name for an approach to...
    29 KB (3,903 words) - 08:52, 6 April 2025
  • whose learnability in EMX is undecidable in standard set theory. Decidability (logic) Entscheidungsproblem Proof of impossibility Unknowability Wicked...
    14 KB (1,921 words) - 21:06, 21 February 2025
  • -- Dagfinn Føllesdal -- De Interpretatione -- De Morgan's laws -- Decidability (logic) -- Decidophobia -- Decision making -- Decisional balance sheet --...
    20 KB (1,851 words) - 22:57, 29 March 2025
  • In the mathematical study of logic and the physical analysis of quantum foundations, quantum logic is a set of rules for manip­ulation of propositions...
    35 KB (4,045 words) - 00:33, 19 April 2025
  • Fuzzy logic is a form of many-valued logic in which the truth value of variables may be any real number between 0 and 1. It is employed to handle the concept...
    54 KB (6,598 words) - 13:29, 27 March 2025
  • Thumbnail for Logic
    Logic is the study of correct reasoning. It includes both formal and informal logic. Formal logic is the study of deductively valid inferences or logical...
    145 KB (16,460 words) - 09:25, 16 May 2025
  • Admissible rule (category Modal logic)
    {\displaystyle \vdash _{L}} and R. Notice that decidability of admissible rules of a decidable logic is equivalent to the existence of recursive (or...
    29 KB (4,821 words) - 17:09, 6 March 2025
  • Metalogic (redirect from Meta-logic)
    truth-functional propositional logic (Emil Post 1920) Proof of the decidability of truth-functional propositional logic (Emil Post 1920) Proof of the consistency...
    11 KB (1,402 words) - 20:44, 10 April 2025
  • In mathematical logic, a formula is satisfiable if it is true under some assignment of values to its variables. For example, the formula x + 3 = y {\displaystyle...
    12 KB (1,500 words) - 18:45, 26 November 2022
  • Theory of pure equality (category Mathematical logic stubs)
    first-order logic, all valid formulas are provable using axioms of first-order logic and the equality axioms (see also equational logic). Decidability can be...
    6 KB (761 words) - 12:02, 24 October 2024
  • First-order logic, also called predicate logic, predicate calculus, or quantificational logic, is a collection of formal systems used in mathematics,...
    92 KB (12,931 words) - 16:12, 7 May 2025
  • Mathematical logic is the study of formal logic within mathematics. Major subareas include model theory, proof theory, set theory, and recursion theory...
    69 KB (8,370 words) - 19:50, 19 April 2025
  • two-variable logic, such as satisfiability and finite satisfiability, are decidable. This result generalizes results about the decidability of fragments...
    3 KB (384 words) - 13:07, 13 September 2022
  • comprehension axiom. Likewise, the logic formed the basis of a decidable sub-theory of predicate logic, called 'Direct logic' (Ketonen & Wehrauch, 1984; Ketonen...
    3 KB (328 words) - 05:13, 14 January 2025
  • In logic, a three-valued logic (also trinary logic, trivalent, ternary, or trilean, sometimes abbreviated 3VL) is any of several many-valued logic systems...
    32 KB (3,292 words) - 21:12, 5 May 2025
  • Thumbnail for Rule of inference
    of deriving conclusions from premises. They are integral parts of formal logic, serving as norms of the logical structure of valid arguments. If an argument...
    66 KB (7,292 words) - 09:00, 19 April 2025
  • expressive than first-order logic. In contrast to the latter, the core reasoning problems for DLs are (usually) decidable, and efficient decision procedures...
    39 KB (4,305 words) - 13:10, 2 April 2025
  • In mathematical logic, various sublanguages of set theory are decidable. These include: Sets with monotone, additive, and multiplicative Functions. Sets...
    1 KB (133 words) - 01:23, 4 March 2025