This work develops a theory of game semantics, a setting for modelling and reasoning about sequential programming languages, suitable for interpreting higher-order functional languages with a rich type structure. It applies it to construct a fully abstract model of the metalanguage FPC.
Introduction.- Full Abstraction.- Game Semantics.- Historical Perspective.- Contribution of This Book.- Prerequisites.- Preliminaries.- Enriched Category Theory.- Intrinsic Preorder.- Games.- Arenas, Views and Legal Positions.- Games and Strategies.- The Category.- Exponential.- A Cartesian Closed Category.- An Alternative Category.- The Extensional Category.- Sums.- Lifting.- Rational Categories and Recursive Types.- Rational Categories.- Recursive Types.- Invariant Relations.- Parameterized Invariant Relations.- IP-Categories.- Axioms for Rationality.- FPC and its Models.- The Language FPC.- Models of FPC.- Semantics of the Recursion Combinator.- Formal Approximation Relations.- Computational Adequacy.- Full Abstraction.- Conclusions.