Games characterizing Levy-Longo trees

  • Authors:
  • C.-H. L. Ong;P. Di Gianantonio

  • Affiliations:
  • Oxford University Computing Laboratory, Wolfson Building, Parks Road, Oxford OX1 3QD, United Kingdom;Dipartimento di Matematica e Informatica, Università di Udine, via delle Scienze, 206, 33100 Udine, Italy

  • Venue:
  • Theoretical Computer Science - Special issue on automata, languages and programming
  • Year:
  • 2004
  • Typed normal form bisimulation

    CSL'07/EACSL'07 Proceedings of the 21st international conference, and Proceedings of the 16th annuall conference on Computer Science Logic

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Abstract

We present a simple strongly universal innocent game model for Levy-Longo trees, i.e. every point in the model is the denotation of a unique Levy-Longo tree. The observational quotient of the model then gives a universal, and hence fully abstract, model of the pure Lazy Lambda Calculus.