In this paper, we present an account of classical Logic Programming fixed-point semantics in terms of two standard categorical constructions in which the least Herbrand model is ...
This paper presents the formal syntax and the operational semantics of Taverna, a workflow management system with a large user base among the e-Science community. Such formal foun...
Daniele Turi, Paolo Missier, Carole A. Goble, Davi...
This paper proposes a semantics-based automatic null pointer analysis for inferring non-null annotations of fields in objectoriented programs. The analysis is formulated for a mini...
Quest is a programming language based on impredicative type quantifiers and subtyping within a three-level structure of kinds, types and type operators, and values. The semantics ...
Abstract In many scenarios, a database instance violates a given set of integrity constraints. In such cases, it is often required to repair the database, that is, to restore its c...