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» Liveness in Timed and Untimed Systems
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FMCAD
2007
Springer
13 years 12 months ago
Modeling Time-Triggered Protocols and Verifying Their Real-Time Schedules
Time-triggered systems are distributed systems in which the nodes are independently-clocked but maintain synchrony with one another. Time-triggered protocols depend on the synchro...
Lee Pike
FM
1999
Springer
161views Formal Methods» more  FM 1999»
13 years 10 months ago
On-the-Fly Controller Synthesis for Discrete and Dense-Time Systems
We present novel techniques for efficient controller synthesis for untimed and timed systems with respect to invariance and reachability properties. In the untimed case, we give al...
Stavros Tripakis, Karine Altisen
SAC
2006
ACM
13 years 11 months ago
Extending noninterference properties to the timed world
Most previous work on information flow in process algebras has been based on untimed models of concurrency. It is obvious, however, that an observer might well use time to gain i...
Jian Huang, A. W. Roscoe
CORR
2010
Springer
71views Education» more  CORR 2010»
13 years 5 months ago
Sampled Semantics of Timed Automata
Sampled semantics of timed automata is a nite approximation of their dense time behavior. While the former is closer to the actual software or hardware systems ed granularity of ti...
Parosh Aziz Abdulla, Pavel Krcál, Wang Yi
AUTOMATICA
2011
13 years 22 days ago
Timing and liveness in continuous Petri nets
Fluidification constitutes a relaxation technique for studying discrete event systems through fluidified approximated models, thus avoiding the state explosion problem. Moreove...
Carlos Renato Vázquez, Manuel Silva