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Related articles:
Formal grammar
Regular language
Context-free grammar
Noam Chomsky
Formal language
Turing machine
Programming language
Key terms: math languages grammar rules symbol side chomsky rightarrow string terminals beta gamma regular every alpha recursive generate epsilon following empty defines nonterminal sequence consisting start symbol appear formal language hierarchy automaton finite set formal grammar production rules turing machine these languages exactly all languages recursively enumerable languages that can be recognized Search external links cited by footnotes on Wikipedia page Chomsky hierarchy: |
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