Checking various temporal requirements is a key dependability concern in safety-critical systems. As modelchecking approaches do not scale well to systems of high complexity the r...
We extend classical first-order logic with subtyping by type predicates and type coercion. Type predicates assert that the value of a term belongs to a more special type than the ...
Abstract. This paper describes the design and implementation of SweetProlog, a system for translating Web rules into Prolog. It enables the integration of ontologies and rules on t...
Loredana Laera, Valentina A. M. Tamma, Trevor J. M...
In this paper we propose an XML-based markup language, called XSTEP, for embodied agents, based on the scripting language STEP. XSTEP is the XML-based successor of STEP. The scrip...
In this paper we introduce a logical query language extended with object-oriented typing facilities. This language, called DTL (from DataTypeLog), can be seen as an extension of Da...