Last Updated
：2025/12/02
Chomsky hierarchy
Noun
Japanese Meaning
（計算機科学、言語学）形式文法のクラスにおける包含階層。最も一般的なものから、再帰的に列挙可能、文脈依存、文脈自由、正規というように、徐々に制約が厳しくなる段階に分類される。
（ plural ）
Quizzes for review
(computer science, linguistics) A containment hierarchy of classes of formal grammars. From least to most specialized, the classes are: recursively enumerable, context-sensitive, context-free, and regular.
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Chomsky hierarchy
Students studying formal language theory often begin by learning the Chomsky hierarchy to understand how grammar classes relate.
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Students studying formal language theory often begin by learning the Chomsky hierarchy to understand how grammar classes relate.
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