Theoretical Aspects of Computing - ICTAC 2009: 6th by Zuohua Ding (auth.), Martin Leucker, Carroll Morgan (eds.)

By Zuohua Ding (auth.), Martin Leucker, Carroll Morgan (eds.)

This e-book constitutes the refereed court cases of the sixth overseas Colloquium on Theoretical facets of Computing, ICTAC 2009 held in Kuala Lumpur, Malaysia, in August 2009.

The 17 revised complete papers and three revised papers awarded with four invited lectures have been conscientiously reviewed and chosen from eighty one submissions. The papers tackle all theoretical elements and methodological problems with computing, similar to software program specification, refinement, verification and checking out, version checking and theorem proving, software program architectures, coordination and have interplay, integration of theories, formal and engineering tools and instruments, types of concurrency, protection, and mobility, parallel, disbursed, and internet-based (grid) computing, real-time, embedded and hybrid platforms, automata conception and formal languages, rules and semantics of languages, logics and their purposes, style and type concept in machine technology, case experiences, theories, instruments and experiments of confirmed structures, service-oriented architectures, in addition to area modelling and domain-specific technology.

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Extra info for Theoretical Aspects of Computing - ICTAC 2009: 6th International Colloquium, Kuala Lumpur, Malaysia, August 16-20, 2009. Proceedings

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A step containing the statement “await P ” can be executed only when P evaluates to true. ” [9]. For this algorithm, mutual exclusion means that no two processes are simultaneously at control point cs. The translation introduces a variable pc to represent the control state, where control in process p is at cs iff cs[p] equals “cs”. Mutual exclusion is therefore asserted by the invariance of: ∀ p, q ∈ 1 . N : (p = q) ⇒ ¬((pc[p] = “cs”) ∧ (pc[q] = “cs”)) TLC can check mutual exclusion and the absence of deadlock for all executions in about 15 seconds for N = 3 and 15 minutes for N = 4.

IEEE Transactions on Software Engineering 22(3), 161–180 (1996) 14. : Using integer programming to verify general safety and liveness properties. Formal Methods in System Desin 6, 97–123 (1995) 15. : Continuous Petri nets. In: Proceedings of 8th European Workshop on Application and Theory of Petri nets, Zaragoza, Spain, pp. 275–294 (1987) 16. : Autonomous and timed continuous Petri nets. In: Proceedings of 11th Int. Conf. on Application and Theory of Petri nets, Paris, France, pp. 367–381 (1990) 17.

The translation is described in Section 4. However, except for its expressions, PlusCal is so simple and most of its constructs so banal that there is no need to give a rigorous semantics here. Instead, the language is explained in Section 2 by a series of examples. Section 3 describes the few features not contained in the examples, and Section 5 completes the language description by explaining the constraints on where labels may and may not appear. To convince the reader that nothing is being hidden, a grammar of the full language (excluding its expressions) appears in the appendix.

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