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Deterministic context-free dynamic logic is more expressive than deterministic dynamic logic of regular programs

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Part of the book series: Lecture Notes in Computer Science ((LNCS,volume 158))

Abstract

We show an example of an algebra T, such that every deterministic regular /flow-chart/ program is equivalent in T to a loop-free approximation of itself, while a program augmented by one binary push-down store is not equivalent in T to any loop-free program. From this we deduce that the Deterministic Dynamic Logic of regular programs is strictly weaker than the Deterministic Context-Free Dynamic Logic.

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References

  1. Berman, P.,Halpern, J.Y.,Tiuryn, J., On the power of nondeterminism in Dynamic Logic, in: Proc. of 9th ICALP,/M. Nielsen and E.M. Schmidt,eds./,Lecture Notes in Comp.Sci., vol. 140, Springer Verlag, Berlin, 1982, 48–60.

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Marek Karpinski

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© 1983 Springer-Verlag Berlin Heidelberg

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Urzyczyn, P. (1983). Deterministic context-free dynamic logic is more expressive than deterministic dynamic logic of regular programs. In: Karpinski, M. (eds) Foundations of Computation Theory. FCT 1983. Lecture Notes in Computer Science, vol 158. Springer, Berlin, Heidelberg. https://doi.org/10.1007/3-540-12689-9_130

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  • DOI: https://doi.org/10.1007/3-540-12689-9_130

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  • Publisher Name: Springer, Berlin, Heidelberg

  • Print ISBN: 978-3-540-12689-8

  • Online ISBN: 978-3-540-38682-7

  • eBook Packages: Springer Book Archive

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