Abstract. Lossy counter machines (LCM’s) are a variant of Minsky counter machines based on weak (or unreliable) counters in the sense that they can decrease nondeterministically ...
Abstract. The security of any computer system that is configured or operated by human beings critically depends on the information conveyed by the user interface, the decisions of...
Abstract. The Double Cross calculus has been proposed for the purpose of navigation based on qualitative information about spatial configurations. Up until now, however, no result...
We prove several decidability and undecidability results for -PN, an extension of P/T nets with pure name creation and name management. We give a simple proof of undecidability of...
Abstract. Quantitative model checking computes the probability values of a given property quantifying over all possible schedulers. It turns out that maximum and minimum probabilit...