Aperiodicity in Tree Automata

  • Zoltan Ésik
  • Szabolcs Iván
Part of the Lecture Notes in Computer Science book series (LNCS, volume 4728)


We define and compare several different notions of aperiodicity in tree automata. We also relate these notions to the cascade product and logical definability of tree languages.


Homomorphic Image Wreath Product Atomic Formula Term Function Tree Automaton 
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Copyright information

© Springer-Verlag Berlin Heidelberg 2007

Authors and Affiliations

  • Zoltan Ésik
    • 1
    • 2
  • Szabolcs Iván
    • 1
  1. 1.Dept. of Computer Sci. Univ. SzegedHungary
  2. 2.GRLMC, Rovira i Virgili University, TarragonaSpain

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