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Cilenco

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385 Reputation

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May 25

+10	14:56	upvote	Proof emptiness for PDA is $\mathcal{O}(n^3)$
+2	15:58	accept	Proof emptiness for PDA is $\mathcal{O}(n^3)$

May 21

+20	11:08	2 events	Proof emptiness for PDA is $\mathcal{O}(n^3)$
+2	16:17	accept	Efficiently deciding whether TM accepts all inputs in at most $k$ steps
+2	07:44	accept	How to prove the emptiness of intersection of two context free languages is undecidable?

May 19

+10	18:52	upvote	Efficiently deciding whether TM accepts all inputs in at most $k$ steps
+10	01:10	upvote	How to prove the emptiness of intersection of two context free languages is undecidable?

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