目次

Rum an intensional theory of function and control abstractions.- Typechecking dependent types and subtypes.- Reducing recursion to iteration by means of pairs and N-tuples.- Unification revisited.- Rule rewriting methods for efficient implementations of horn logic.- PAP: a logic programming system based on a constructive logic.- A completeness result for E-unification algorithms based on conditional narrowing.- Representing domain structure of many-sorted Prolog knowledge bases.- Horn: An inference engine prototype to implement intelligent systems.- Hints for the design of a set calculus oriented to Automated Deduction.