We show how to implement a calculus with higher-order subtyping and subkinding by replacing uses of implicit subsumption with explicit coercions. To ensure this can be done, a pol...
The idea of a combined reference model- and view-based specification approach has been proposed recently in the software engineering community. In this paper we present a specifica...
Gregor Engels, Reiko Heckel, Gabriele Taentzer, Ha...
Concurrency is inherent in today’s software. Unexpected interactions between concurrently executing threads often cause subtle bugs in concurrent programs. Such bugs are hard to...
We consider the problem of statically verifying the conformance of the code of a system to an explicit authorization policy. In a distributed setting, some part of the system may ...
Activity and user engagement in social media such as web logs, wikis, online forums or social networks has been increasing at unprecedented rates. In relation to social behavior i...