A counterexample to a conjecture concerning concatenation hierarchies (Q990089)
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scientific article; zbMATH DE number 5778937
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | A counterexample to a conjecture concerning concatenation hierarchies |
scientific article; zbMATH DE number 5778937 |
Statements
A counterexample to a conjecture concerning concatenation hierarchies (English)
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2 September 2010
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formal languages
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regular languages
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concatenation hierarchies
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level two
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star-free languages
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