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This paper presents a high-level Petri net model for representing and analyzing the design of direct-manipulation user interfaces. This model based on annotated Petri nets not only represents the relationships among individual user interface objects but specify the execution semantics of the direct-manipulation user interface. The annotated Petri net(More)
Mobile agent technology is emerging as a new paradigm in the area of distributed and mobile computing. Mobile agents play an important role in the development of active and dynamically managed networks and distributed systems. Mobile agents are the intelligent programs that act autonomously on behalf of a user and can migrate from one host to another host(More)
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