State complexity of basic language operations combined with reversal

  • Authors:
  • Guangwu Liu;Carlos Martin-Vide;Arto Salomaa;Sheng Yu

  • Affiliations:
  • School of Transportation, Wuhan University of Technology, 430063 Wuhan, People's Republic of China and Research Group on Mathematical Linguistics, Universitat Rovira i Virgili, Plaza Imperial Tarr ...;Research Group on Mathematical Linguistics, Universitat Rovira i Virgili, Plaza Imperial Tarraco, 1, 43005 Tarragona, Spain;Turku Centre for Computer Science, Joukahaisenkatu 3-5 B, 20520 Turku, Finland;Department of Computer Science, University of Western Ontario, London, Ont., Canada N6A 5B7

  • Venue:
  • Information and Computation
  • Year:
  • 2008

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Abstract

We study the state complexity of combined operations on regular languages. Each of the combined operations is a basic operation combined with reversal. We show that their state complexities are all very different from the compositions of state complexities of individual operations.