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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. Mathematical notation - Wikipedia

    en.wikipedia.org/wiki/Mathematical_notation

    Mathematical notation. Mathematical notation consists of using symbols for representing operations, unspecified numbers, relations, and any other mathematical objects and assembling them into expressions and formulas. Mathematical notation is widely used in mathematics, science, and engineering for representing complex concepts and properties ...

  4. English phonology - Wikipedia

    en.wikipedia.org/wiki/English_phonology

    A phoneme of a language or dialect is an abstraction of a speech sound or of a group of different sounds that are all perceived to have the same function by speakers of that particular language or dialect. For example, the English word through consists of three phonemes: the initial "th" sound, the "r" sound, and a vowel sound.

  5. Language equation - Wikipedia

    en.wikipedia.org/wiki/Language_equation

    Language equations are mathematical statements that resemble numerical equations, but the variables assume values of formal languages rather than numbers. Instead of arithmetic operations in numerical equations, the variables are joined by language operations. Among the most common operations on two languages A and B are the set union A ∪ B ...

  6. Phrase structure rules - Wikipedia

    en.wikipedia.org/wiki/Phrase_structure_rules

    Phrase structure rules. Phrase structure rules are a type of rewrite rule used to describe a given language's syntax and are closely associated with the early stages of transformational grammar, proposed by Noam Chomsky in 1957. [1] They are used to break down a natural language sentence into its constituent parts, also known as syntactic ...

  7. Letter frequency - Wikipedia

    en.wikipedia.org/wiki/Letter_frequency

    Letter frequency is the number of times letters of the alphabet appear on average in written language. Letter frequency analysis dates back to the Arab mathematician Al-Kindi (c. 801 –873 AD), who formally developed the method to break ciphers. Letter frequency analysis gained importance in Europe with the development of movable type in 1450 ...

  8. English orthography - Wikipedia

    en.wikipedia.org/wiki/English_orthography

    v. t. e. English orthography comprises the set of rules used when writing the English language, [ 1 ][ 2 ] allowing readers and writers to associate written graphemes with the sounds of spoken English, as well as other features of the language. [ 3 ] English's orthography includes norms for spelling, hyphenation, capitalisation, word breaks ...

  9. English language - Wikipedia

    en.wikipedia.org/wiki/English_language

    v. t. e. English is a West Germanic language in the Indo-European language family, whose speakers, called Anglophones, originated in early medieval England on the island of Great Britain. [ 4 ][ 5 ][ 6 ] The namesake of the language is the Angles, one of the ancient Germanic peoples that migrated to Britain.