Direct proofs of the undecidability of the equivalence problem for sentential forms of linear context-free grammars and the equivalence problem for OL systems (Q2556750)
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| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Direct proofs of the undecidability of the equivalence problem for sentential forms of linear context-free grammars and the equivalence problem for OL systems |
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Direct proofs of the undecidability of the equivalence problem for sentential forms of linear context-free grammars and the equivalence problem for OL systems (English)
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1972
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