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context_free_grammar_ultralinear (300B)

      1 # Context free grammar ultralinear
      2 
      3 A [CFG] where there is a bound on the maximal number of [nonterminals] that can occur in any [derivation]
      4 
      5 Can be seen in terms of [PDAs] via the notion of [PDA_finite_turn], studied in [ginsburg1966finite]
      6 
      7 Special case: [linear_CFGs]
      8 
      9 Up: [context_free_grammar]