An e-contract is a contract modeled, specified, executed, controlled and monitored by a software system. Econtract evolves over a period of time and there are many scenarios of ch...
Middleware has greatly promoted the 3-tie mode of application systems. But as application software requirements become more complex and more frequently changing, the development c...
Writingdevicedriversisoneofthemostdiculttasks to develop or port operating systems (OSs). A device driver need to be described according to the target device and OS. And, in the d...
In distributed and mobile environments, the connections among the hosts on which a software system is running are often unstable. As a result of connectivity losses, the overall a...
Abstract— In this paper, two problems related to the simulation of virtual environments for haptic systems are considered. The first problem is how to simulate, in discrete time...