The syntax, semantics and an axiom system for an extension of Propositional Dynamic Logic (PDL) for order of magnitude qualitative reasoning which formalizes the concepts of close...
Abstract. Software must be constantly adapted to changing requirehe time scale, abstraction level and granularity of adaptations may vary from short-term, fine-grained adaptation t...
The bid-offer spread on equity options is a key source of profits for market makers, and a key cost for those trading in the options. Spreads are influenced by dynamic market f...
Modeling natural systems is a complicated task that involves the concurrent behavior of various processes, mechanisms and objects. Here, we describe an approach that we have been ...
David Harel, Yaki Setty, Sol Efroni, Naamah Swerdl...
Within the software industry software piracy is a great concern. In this article we address this issue through a prevention technique called software watermarking. Depending on ho...