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Emptiness problem

In theoretical computer science and formal language theory, a formal language is empty if its set of valid sentences is the empty set. The emptiness problem is the question of determining whether a language is empty given some representation of it, such as a finite-state automaton. For an automaton having n {\displaystyle n} states, this is a decision…

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Emptiness problem

Nodes16
Edges15
Triples2
Avg. degree1.88
Density0.125
Components1

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Emptiness problem

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is a · 1
Emptiness problem → question of determining whether a language is empty given some representation of it
see also · 1
Emptiness problem → Intersection

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problem emptiness language empty automaton undecidable formal question however automata grammars pspace-complete theoretical computer science theory set valid sentences determining

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SubjectPredicateObjectConfidenceSrc
Emptiness problemis aquestion of determining whether a language is empty given some representation of it0.90text
Emptiness problemsee alsoIntersection0.60section

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