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  2. Conjunctive grammar - Wikipedia

    en.wikipedia.org/wiki/Conjunctive_grammar

    They extend the basic type of grammars, the context-free grammars, with a conjunction operation. Besides explicit conjunction, conjunctive grammars allow implicit disjunction represented by multiple rules for a single nonterminal symbol, which is the only logical connective expressible in context-free grammars. Conjunction can be used, in ...

  3. List of Unicode characters - Wikipedia

    en.wikipedia.org/wiki/List_of_Unicode_characters

    As of Unicode version 16.0, there are 155,063 characters with code points, covering 168 modern and historical scripts, as well as multiple symbol sets.This article includes the 1,062 characters in the Multilingual European Character Set 2 subset, and some additional related characters.

  4. English grammar - Wikipedia

    en.wikipedia.org/wiki/English_grammar

    the conjunction that, which produces content clauses, as well as words that produce interrogative content clauses: whether, where, when, how, etc. Subordinating conjunction generally comes at the very start of its clause, although many of them can be preceded by qualifying adverbs, as in probably because ... , especially if ... .

  5. List of logic symbols - Wikipedia

    en.wikipedia.org/wiki/List_of_logic_symbols

    The following table lists many common symbols, together with their name, how they should be read out loud, and the related field of mathematics. Additionally, the subsequent columns contains an informal explanation, a short example, the Unicode location, the name for use in HTML documents, [1] and the LaTeX symbol.

  6. Conjunction (grammar) - Wikipedia

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

    A conjunction may be placed at the beginning of a sentence, [1] but some superstition about the practice persists. [2] The definition may be extended to idiomatic phrases that behave as a unit and perform the same function, e.g. "as well as", "provided that".

  7. Conjunction/disjunction duality - Wikipedia

    en.wikipedia.org/wiki/Conjunction/disjunction...

    If is used as notation to designate the result of replacing every instance of conjunction with disjunction, and every instance of disjunction with conjunction (e.g. with , or vice-versa), in a given formula , and if ¯ is used as notation for replacing every sentence-letter in with its negation (e.g., with ), and if the symbol is used for ...

  8. Part of speech - Wikipedia

    en.wikipedia.org/wiki/Part_of_speech

    The ancient work on the grammar of the Tamil language, Tolkāppiyam, argued to have been written around 2nd century CE, [8] classifies Tamil words as peyar (பெயர்; noun), vinai (வினை; verb), idai (part of speech which modifies the relationships between verbs and nouns), and uri (word that further qualifies a noun or verb).

  9. English auxiliary verbs - Wikipedia

    en.wikipedia.org/wiki/English_auxiliary_verbs

    The first English grammar, Bref Grammar for English by William Bullokar, published in 1586, does not use the term "auxiliary" but says: All other verbs are called verbs-neuters-un-perfect because they require the infinitive mood of another verb to express their signification of meaning perfectly: and be these, may, can, might or mought, could, would, should, must, ought, and sometimes, will ...