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DLT
2007
15 years 1 months ago
Inapproximability of Nondeterministic State and Transition Complexity Assuming P=!NP
Abstract. Inapproximability results concerning minimization of nondeterministic finite automata relative to given deterministic finite automata were obtained only recently, modul...
Hermann Gruber, Markus Holzer
117
Voted
SDL
2001
125views Hardware» more  SDL 2001»
15 years 27 days ago
Verification of Quantitative Temporal Properties of SDL Specifications
Abstract. We describe an approach for the verification of quantitative temporal properties of SDL specifications, which adapts techniques developed for timed automata [2]. With res...
Iulian Ober, Alain Kerbrat
NFM
2011
223views Formal Methods» more  NFM 2011»
14 years 6 months ago
opaal: A Lattice Model Checker
Abstract. We present a new open source model checker, opaal, for automatic verification of models using lattice automata. Lattice automata allow the users to incorporate abstracti...
Andreas Engelbredt Dalsgaard, René Rydhof H...
CPAIOR
2004
Springer
15 years 5 months ago
Scheduling Abstractions for Local Search
ng Abstractions for Local Search Pascal Van Hentenryck1 and Laurent Michel2 1 Brown University, Box 1910, Providence, RI 02912 2 University of Connecticut, Storrs, CT 06269-3155 Ab...
Pascal Van Hentenryck, Laurent Michel
FORMATS
2006
Springer
15 years 3 months ago
Undecidable Problems About Timed Automata
We solve some decision problems for timed automata which were raised by S. Tripakis in [Tri04] and by E. Asarin in [Asa04]. In particular, we show that one cannot decide whether a ...
Olivier Finkel