翻訳と辞書
Words near each other
・ "O" Is for Outlaw
・ "O"-Jung.Ban.Hap.
・ "Ode-to-Napoleon" hexachord
・ "Oh Yeah!" Live
・ "Our Contemporary" regional art exhibition (Leningrad, 1975)
・ "P" Is for Peril
・ "Pimpernel" Smith
・ "Polish death camp" controversy
・ "Pro knigi" ("About books")
・ "Prosopa" Greek Television Awards
・ "Pussy Cats" Starring the Walkmen
・ "Q" Is for Quarry
・ "R" Is for Ricochet
・ "R" The King (2016 film)
・ "Rags" Ragland
・ ! (album)
・ ! (disambiguation)
・ !!
・ !!!
・ !!! (album)
・ !!Destroy-Oh-Boy!!
・ !Action Pact!
・ !Arriba! La Pachanga
・ !Hero
・ !Hero (album)
・ !Kung language
・ !Oka Tokat
・ !PAUS3
・ !T.O.O.H.!
・ !Women Art Revolution


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Alphabet (computer science) : ウィキペディア英語版
Alphabet (formal languages)
In formal language theory, a non-empty set is called alphabet when its intended use in string operations shall be indicated. Its members are then commonly called ''symbols'' or ''letters'', e.g. characters or digits.〔〔 For example, a common alphabet is , the binary alphabet. A finite string is a finite sequence of letters from an alphabet; for instance a binary string is a string drawn from the alphabet . An infinite sequence of letters may be constructed from elements of an alphabet as well.
Given an alphabet \Sigma, we write \Sigma^
* to denote the set of all finite strings over the alphabet \Sigma. Here, the .
==See also==

*Combinatorics on words

抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)
ウィキペディアで「Alphabet (formal languages)」の詳細全文を読む



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