Eine neue Invariante für kontextfreie Sprachen (Q1146530)
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scientific article; zbMATH DE number 3700253
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Eine neue Invariante für kontextfreie Sprachen |
scientific article; zbMATH DE number 3700253 |
Statements
Eine neue Invariante für kontextfreie Sprachen (English)
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1980
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Alexander-ideals
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equivalence of context-free grammars
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context-free language
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invariant
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finitely presented groups
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