Abstract Subtyping relations for object-oriented formalisms describe relationships between super- and subclasses which satisfy the substitutability requirement imposed on types and...
Abstract. Component based design is a new methodology for the construction of distributed systems and applications. In this new setting, a system is built by the assembly of (pre)-...
Abstract. The testing of a state-based system may involve the application of a number of adaptive test sequences. Where the implementation under test (IUT) is deterministic, the re...
VoiceXML (Voice Extended Markup Language) has become a major force in interactive voice services. However current approaches to creating VoiceXML services are rather low-level. Gra...
Message Sequence Charts (MSCs) are a graphical and textual language for the speci cation of message passing systems, in particular telecommunication systems. MSCs are standardised...
Thomas Gehrke, Michaela Huhn, Arend Rensink, Heike...