In this paper we describe a model of clinical information designed to make health information systems properly interoperable and safely computable. The model is a response to a nu...
Functional dependencies are a popular and useful extension to Haskell style type classes. We give a reformulation of functional dependencies in terms of Constraint Handling Rules ...
Martin Sulzmann, Gregory J. Duck, Simon L. Peyton ...
X10 is an object oriented programming language with a sophisticated type system (constraints, class invariants, non-erased generics, closures) and concurrency constructs (asynchron...
Yoav Zibin, David Cunningham, Igor Peshansky, Vija...
We address the programmatic realization of the access control model of security in distributed systems. Our aim is e the gap between abstract/declarative policies and their concre...
Andrew Cirillo, Radha Jagadeesan, Corin Pitcher, J...
We investigate the protection of migrating agents against the untrusted sites they traverse. The resulting calculus provides a formal framework to reason about protection policies ...