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A Tree-Height Hierarchy of Context-Free Languages.

Klaus Reinhardt
Published in: Int. J. Found. Comput. Sci. (2007)
Keyphrases
  • context free languages
  • context free grammars
  • grammatical inference
  • context free
  • regular languages
  • inductive inference
  • natural language
  • upper bound
  • production system
  • positive and negative
  • parse tree