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Branching Grammars: A Generalization of ET0L Systems

  • Frank Drewes
  • Joost Engelfriet
Conference paper
Part of the Lecture Notes in Computer Science book series (LNCS, volume 2710)

Abstract

Generalizing ET0L systems, we introduce branching synchronization grammars with nested tables. Branching synchronization grammars with tables of nesting depth n have the same string- and tree-generating power as n-fold compositions of top-down tree transducers.

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Copyright information

© Springer-Verlag Berlin Heidelberg 2003

Authors and Affiliations

  • Frank Drewes
    • 1
  • Joost Engelfriet
    • 2
  1. 1.Department of Computing ScienceUmeå UniversityUmeåSweden
  2. 2.Department of Computer ScienceLeiden UniversityLeidenThe Netherlands

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