Left-Handed completeness

  • Authors:
  • Dexter Kozen;Alexandra Silva

  • Affiliations:
  • Computer Science Department, Cornell University, Ithaca, NY;Radboud University, Nijmegen, The Netherlands

  • Venue:
  • RAMiCS'12 Proceedings of the 13th international conference on Relational and Algebraic Methods in Computer Science
  • Year:
  • 2012

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Abstract

We give a new, significantly shorter proof of the completeness of the left-handed star rule of Kleene algebra. The proof exposes the rich interaction of algebra and coalgebra in the theory of Kleene algebra.