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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 hierarchy - Wikipedia

   en.wikipedia.org/wiki/Chomsky_hierarchy

   Chomsky hierarchy. The Chomsky hierarchy (infrequently referred to as the Chomsky–Schützenberger hierarchy [1]) in the fields of formal language theory, computer science, and linguistics, is a containment hierarchy of classes of formal grammars. A formal grammar describes how to form strings from a language's vocabulary (or alphabet) that ...

4. Context-free grammar - Wikipedia

   en.wikipedia.org/wiki/Context-free_grammar

   Context-free grammar. Simplified excerpt of the formal grammar [1] for the C programming language (left), and a derivation of a piece of C code (right) from the nonterminal symbol . Nonterminal symbols are blue and terminal symbols are red. In formal language theory, a context-free grammar ( CFG) is a formal grammar whose production rules can ...

5. Artificial grammar learning - Wikipedia

   en.wikipedia.org/wiki/Artificial_grammar_learning

   Artificial grammar learning ( AGL) is a paradigm of study within cognitive psychology and linguistics. Its goal is to investigate the processes that underlie human language learning by testing subjects' ability to learn a made-up grammar in a laboratory setting. It was developed to evaluate the processes of human language learning but has also ...

6. Probabilistic context-free grammar - Wikipedia

   en.wikipedia.org/wiki/Probabilistic_context-free...

   Probabilistic context-free grammar. Grammar theory to model symbol strings originated from work in computational linguistics aiming to understand the structure of natural languages. [1] [2] [3] Probabilistic context free grammars ( PCFGs) have been applied in probabilistic modeling of RNA structures almost 40 years after they were introduced in ...

7. Grammar - Wikipedia

   en.wikipedia.org/wiki/Grammar

   In linguistics, a grammar is the set of rules for how a natural language is structured, as demonstrated by its speakers or writers. Grammar rules may concern the use of clauses, phrases, and words. The term may also refer to the study of such rules, a subject that includes phonology, morphology, and syntax, together with phonetics, semantics ...