Abstract. We study the problem of checking the competence of communicative agents operating in a global society in order to receive and offer electronic services. Such a society wi...
Abstract. This paper presents an access control model for programming applications in which the access control to resources can employ user interaction to obtain the necessary perm...
We focus on the probleln of building large repositories of le.rical coJtceplual structure (LCS) representations for verbs in multiple languages. One of the main results of this wo...
This paper is a proposal for a new two-tier calculus, designed to model aspects of CORBA-like systems at the CORBA evel. The higher object level known as Oompa abstracts away from...
Malcolm Tyrrell, Andrew Butterfield, Alexis Donnel...
The design and implementation of constraint logic programming (CLP) languages over intervals is revisited. Instead of decomposing complex constraints in terms of simple primitive ...