An infinite word language which is not co-CFL (Q1098645)
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scientific article; zbMATH DE number 4039333
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | An infinite word language which is not co-CFL |
scientific article; zbMATH DE number 4039333 |
Statements
An infinite word language which is not co-CFL (English)
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1987
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The complement of the set of left factors of an infinite word satisfies the iteration lemma for context-free languages but can be `not context- free'.
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infinite word
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iteration lemma
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context-free languages
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