One of the most powerful features of SQL is the use of nested queries. Most research work on the optimization of nested queries focuses on aggregate subqueries. However, the solut...
Process algebras are a set of mathematically rigourous languages with well defined semantics that permit modelling behaviour of concurrent and communicating systems. Verification o...
Abstract. We compare the expressive power of process calculi by studying the problem of electing a leader in a symmetric network of processes. We consider the π-calculus with mixe...
Maria Grazia Vigliotti, Iain Phillips, Catuscia Pa...
In this paper we propose a metric for finite processes in a probabilistic extension of CSP. The kernel of the metric corresponds to trace equivalence and most of the operators in...
A key element of any approach to meeting the climate change challenge is the ability to improve operational efficiency in a pervasive fashion. The notion of a business process is a...