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JCSS
2002
58views more  JCSS 2002»
14 years 9 months ago
Context-Free Languages of Sub-exponential Growth
Abstract. There do not exist context
Martin R. Bridson, Robert H. Gilman
JALC
2007
84views more  JALC 2007»
14 years 9 months ago
Enumeration of Context-Free Languages and Related Structures
In this paper, we consider the enumeration of context-free languages. In particular, for any reasonable descriptional complexity measure for context-free grammars, we demonstrate ...
Michael Domaratzki, Alexander Okhotin, Jeffrey Sha...
CAAP
1994
15 years 1 months ago
Some Results on Top-Context-Free Tree Languages
Top-context-free tree languages (called cor gulier by Arnold and Dauchet 1, 2]) constitute a natural subclass of context-free tree languages. In this paper, we give further evidenc...
Dieter Hofbauer, Maria Huber, Gregory Kucherov
JMLR
2010
134views more  JMLR 2010»
14 years 4 months ago
Using Contextual Representations to Efficiently Learn Context-Free Languages
We present a polynomial update time algorithm for the inductive inference of a large class of context-free languages using the paradigm of positive data and a membership oracle. W...
Alexander Clark, Rémi Eyraud, Amaury Habrar...
IPL
1998
68views more  IPL 1998»
14 years 9 months ago
Fast Nondeterministic Recognition of Context-Free Languages Using two Queues
We show how to accept a context-free language nondeterministically in O( n log n) time on a two-queue machine.
Burton Rosenberg