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2. English grammar - Wikipedia

   en.wikipedia.org/wiki/English_grammar

   English grammar is the set of structural rules of the English language.This includes the structure of words, phrases, clauses, sentences, and whole texts.. This article describes a generalized, present-day Standard English – a form of speech and writing used in public discourse, including broadcasting, education, entertainment, government, and news, over a range of registers, from formal to ...

3. Chomsky normal form - Wikipedia

   en.wikipedia.org/wiki/Chomsky_normal_form

   To convert a grammar to Chomsky normal form, a sequence of simple transformations is applied in a certain order; this is described in most textbooks on automata theory. [4]: 87–94 [5] [6] [7] The presentation here follows Hopcroft, Ullman (1979), but is adapted to use the transformation names from Lange, Leiß (2009).

4. Sentence diagram - Wikipedia

   en.wikipedia.org/wiki/Sentence_diagram

   Sentence diagram. A sentence diagram is a pictorial representation of the grammatical structure of a sentence. The term "sentence diagram" is used more when teaching written language, where sentences are diagrammed. The model shows the relations between words and the nature of sentence structure and can be used as a tool to help recognize which ...

5. Affirmation and negation - Wikipedia

   en.wikipedia.org/wiki/Affirmation_and_negation

   Affirmation and negation. In linguistics and grammar, affirmation (abbreviated AFF) and negation (NEG) are ways in which grammar encodes positive and negative polarity into verb phrases, clauses, or other utterances. An affirmative (positive) form is used to express the validity or truth of a basic assertion, while a negative form expresses its ...

6. CYK algorithm - Wikipedia

   en.wikipedia.org/wiki/CYK_algorithm

   In computer science, the Cocke–Younger–Kasami algorithm (alternatively called CYK, or CKY) is a parsing algorithm for context-free grammars published by Itiroo Sakai in 1961. [1][2] The algorithm is named after some of its rediscoverers: John Cocke, Daniel Younger, Tadao Kasami, and Jacob T. Schwartz.

7. Conjunction (grammar) - Wikipedia

   en.wikipedia.org/wiki/Conjunction_(grammar)

   In grammar, a conjunction (abbreviated CONJ or CNJ) is a part of speech that connects words, phrases, or clauses, which are called its conjuncts. That description is vague enough to overlap with those of other parts of speech because what constitutes a "conjunction" must be defined for each language. In English, a given word may have several ...