• grammar, G, is said to be in Chomsky normal form (first described by Noam Chomsky) if all of its production rules are of the form: A → BC,   or A → a,   or...
    21 KB (1,926 words) - 08:25, 22 August 2024
  • there exists a weakly equivalent one-sided normal form. Backus–Naur form Chomsky normal form Greibach normal form Masami Ito; Yūji Kobayashi; Kunitaka Shoji...
    5 KB (532 words) - 18:02, 25 May 2023
  • form Normal form in music Jordan normal form in formal language theory: Chomsky normal form Greibach normal form Kuroda normal form Normal form (abstract...
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  • Thumbnail for Context-free grammar
    Chomsky normal form) Earley parser GLR parser LL parser (only for the proper subclass of LL(k) grammars) Context-free parsing for Chomsky normal form...
    46 KB (6,143 words) - 21:09, 21 April 2025
  • should be read as Backus–Naur form, as it is "not a normal form in the conventional sense," unlike Chomsky normal form. In 1967, Peter Zilahy Ingerman...
    27 KB (2,984 words) - 17:52, 15 March 2025
  • International Airport, Brazil, IATA code CNF Chomsky normal form, in formal language theory, first described by Noam Chomsky Configuration file, in computing, typically...
    1 KB (217 words) - 08:49, 18 October 2023
  • standard version of CYK operates only on context-free grammars given in Chomsky normal form (CNF). However any context-free grammar may be algorithmically transformed...
    17 KB (2,189 words) - 06:15, 3 August 2024
  • Thumbnail for Chomsky hierarchy
    describes how to form strings from a formal language's alphabet that are valid according to the language's syntax. The linguist Noam Chomsky theorized that...
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  • described in Chomsky normal form. Attempts have been made to determine how an infant learns a "non-normal grammar" as theorized by Chomsky normal form. Research...
    13 KB (1,163 words) - 04:40, 30 April 2025
  • context-free languages: Lemma—If L {\displaystyle L} is generated by a Chomsky normal form grammar, then ∃ N ≥ 1 {\displaystyle \exists N\geq 1} , such that...
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  • merging. Algorithms generally require the CFG to be converted to Chomsky Normal Form (with two children per constituent), which can be done without losing...
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  • Noam Chomsky, in his 1959 seminal article, used the term regular in a different meaning at first (referring to what is called Chomsky normal form today)...
    29 KB (3,424 words) - 23:25, 20 April 2025
  • halt at depth n. Backus–Naur form Chomsky normal form Kuroda normal form Greibach, Sheila (January 1965). "A New Normal-Form Theorem for Context-Free Phrase...
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  • G} ; is also known as recognition. Context-free recognition for Chomsky normal form grammars was shown by Leslie G. Valiant to be reducible to Boolean...
    15 KB (2,152 words) - 18:30, 9 December 2024
  • algorithm: an O(n3) algorithm for parsing context-free grammars in Chomsky normal form Earley parser: another O(n3) algorithm for parsing any context-free...
    37 KB (4,881 words) - 11:56, 14 February 2025
  • Thumbnail for Noam Chomsky
    Avram Noam Chomsky (born December 7, 1928) is an American professor and public intellectual known for his work in linguistics, political activism, and...
    199 KB (18,636 words) - 16:09, 17 May 2025
  • s=a^{p}b^{p}c^{p}} in L. The pumping lemma tells us that s can be written in the form s = u v w x y {\displaystyle s=uvwxy} , where u, v, w, x, and y are substrings...
    10 KB (1,532 words) - 14:55, 30 July 2024
  • Anti-Chomsky Reader, 2004 Chomsky hierarchy, for classifying formal grammars Chomsky normal form, a notation for formal grammars Chomsky–Schützenberger theorem...
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  • context-free tree grammars can be found in Lohrey et al.: 215  An SLG in Chomsky normal form is equivalent to a straight-line program.[citation needed] The Sequitur...
    3 KB (393 words) - 19:13, 26 January 2025
  • algorithm: an O(n3) algorithm for parsing context-free grammars in Chomsky normal form Earley parser: another O(n3) algorithm for parsing any context-free...
    72 KB (7,945 words) - 09:48, 26 April 2025
  • parser – Cat (Unix) – CD-ROM – Central processing unit – Chimera – Chomsky normal form – CIH virus – Classic Mac OS – COBOL – Cocoa (software) – Code and...
    17 KB (1,384 words) - 14:26, 28 February 2025
  • Chögyam Trungpa Choice Choice-supportive bias Choice sequence Chomsky hierarchy Chomsky normal form Chŏng Tojŏn Chŏng Yagyong Choosing Chora Choricius of Gaza...
    72 KB (6,890 words) - 23:23, 6 May 2025
  • all rules is called a growing context-sensitive grammar. Chomsky (1959) introduced the Chomsky hierarchy, in which context-sensitive grammars occur as...
    11 KB (736 words) - 11:01, 15 May 2024
  • canonical system is said to be in normal form if it has only one initial word and every production rule is of the simple form g $   →   $ h {\displaystyle...
    5 KB (782 words) - 03:05, 14 May 2025
  • considered context-sensitive; the latter issue was analyzed by Chomsky in 1963. Chomsky introduced context-sensitive grammars as a way to describe the...
    27 KB (3,503 words) - 19:16, 28 October 2024
  • Thumbnail for Language
    Chomsky. Language is thought to have gradually diverged from earlier primate communication systems when early hominins acquired the ability to form a...
    139 KB (16,424 words) - 08:32, 4 April 2025
  • Lectures on Government and Binding (category Books by Noam Chomsky)
    Lectures (LGB) is a book by the linguist Noam Chomsky, published in 1981. It is based on the lectures Chomsky gave at the GLOW conference and workshop held...
    5 KB (594 words) - 21:04, 12 December 2023
  • Markedness (redirect from Unmarked form)
    minimum-effort form is known as unmarked; the other, secondary one is marked. In other words, markedness involves the characterization of a "normal" linguistic...
    19 KB (2,544 words) - 08:27, 21 February 2025
  • depth does not exceed two. The result is a normal form, the primary algebra analog of the conjunctive normal form. LoF (T14–15) proves the primary algebra...
    64 KB (6,798 words) - 01:07, 20 April 2025
  • Thumbnail for Plato's problem
    always "underdetermined by evidence". Chomsky's approach to Plato's problem involves treating cognition as a normal research topic in the natural sciences...
    30 KB (4,400 words) - 20:42, 27 November 2023