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Earn +20 ptsQ: Are decidable languages closed under intersection?
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What are the closure properties of decidable languages?
Decidable languages are closed under union, intersection, concatenation, and Kleene star operations. This means that if two languages are decidable, their union, intersection, concatenation, and Kleene star are also decidable.
Are decidable languages closed under any operations?
Yes, decidable languages are closed under operations such as union, intersection, concatenation, and complementation. This means that if a language is decidable, performing these operations on it will result in another decidable language.
Are decidable languages closed under concatenation?
Yes, decidable languages are closed under concatenation.
Is the set of nonregular languages closed under intersection?
No, the set of nonregular languages is not closed under intersection.
Are Turing recognizable languages closed under intersection?
Yes, Turing recognizable languages are closed under intersection.
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