We show how to reason about “step-indexed” logitions in an abstract way, avoiding the tedious, error-prone, and proof-obscuring step-index arithmetic that seems superficially...
A number of authors have exported domain-theoretic techniques from denotational semantics to the operational study of contextual equivalence and preorder. We further develop this,...
Web search services are among the most heavily used applications on the World Wide Web. Perhaps because search is used in such a huge variety of tasks and contexts, the user inter...
mantics Is Fully Abstract∗ Sumit Nain and Moshe Y. Vardi Rice University, Department of Computer Science Houston, TX 77005-1892, USA The discussion in the computer-science liter...
Abstract. Context-aware systems incorporate multimodal information to analyze contextual information in users’ environment and provide various proactive services according to dyn...