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Pierre Wolper - Publications ORBI
Linden, A., & Wolper, P. (2013). A Verification-Based Approach to Memory Fence Insertion in PSO Memory Systems. Proceedings of the 19th international conference on Tools and algorithms for the construction and analysis of systems (pp. 339-353). Springer.
Peer reviewed
This paper addresses the problem of verifying and correcting programs when they are moved from a sequential consistency execution environment to a relaxed memory context. Specifically, it considers the PSO ...
Linden, A., & Wolper, P. (2011). A Verification-Based Approach to Memory Fence Insertion in Relaxed Memory Systems. Model Checking Software , 18th International SPIN Workshop (pp. 144-160). Berlin, Germany: Springer.
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This paper addresses the problem of verifying and correcting programs when they are moved from a sequential consistency execution environment to a relaxed memory context. Specifically, it considers the TSO ...
Linden, A., & Wolper, P. (2010, September). An Automata-Based Symbolic Approach for Verifying Programs on Relaxed Memory Models. Lecture Notes in Computer Science, 212-226.
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This paper addresses the problem of verifying programs for the relaxed memory models implemented in modern processors. Specifically, it considers the TSO (Total Store Order) relaxation, which corresponds to ...
Legay, A., & Wolper, P. (2010). On (Omega-)regular model checking. ACM Transactions on Computational Logic, 12(1), 46.
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Checking infinite-state systems is frequently done by encoding infinite sets of states as regular languages. Computing such a regular representation of, say, the set of reachable states of a system requires ...
Cantin, F., Legay, A., & Wolper, P. (2009). Computing Convex Hulls by Automata Iteration. International Journal of Foundations of Computer Science, 20(4), 647-667.
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This paper considers the problem of computing the real convex hull of a finite set of n-dimensional integer vectors. The starting point is a finite-automaton representation of the initial set of vectors. The ...
Cantin, F., Legay, A., & Wolper, P. (2008). Computing Convex Hulls by Automata Iteration. Lecture Notes in Computer Science, 5148, 112-121.
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This paper considers the problem of computing the real convex hull of a finite set of n-dimensional integer vectors. The starting point is a finite-automaton representation of the initial set of vectors ...
Wolper, P. (2006). Automates et vérification. Encyclopédie de l'informatique et des systèmes d'information (pp. 977--986). Paris: Vuibert.
La vérification de programmes consiste à analyser les comportements possibles de programmes en vue de déterminer s’ils seront toujours conformes à ce qui est attendu. Pour ce faire, les caractéristiques ...
Legay, A., & Wolper, P. (2006). On the Use of Automata-based Techniques in Symbolic Model Checking: invited address. Electronic Notes in Theoretical Computer Science, 150(1), 3-8.
Checking infinite-state systems is frequently done by encoding infinite sets of states as regular languages. Computing such a regular representation of, say, the reachable set of states of a system requires ...
Wolper, P. (2006). Introduction à la Calculabilit́e (3e). Dunod.
Dans le monde de l'informatique en perpétuelle évolution, une connaissance élémentaire de la théorie de la calculabilité reste plus que jamais indispensable à l'informaticien, qui se pose sans cesse la ...
Bouajjani, A., Legay, A., & Wolper, P. (2005). Handling Liveness Properties in (ω-)Regular Model Checking. Electronic Notes in Theoretical Computer Science, 138(3), 101-115.
Peer reviewed
Since the topic emerged several years ago, work on regular model checking has mostly been devoted to the verification of state reachability and safety properties. Though it was known that liveness properties ...
Boigelot, B., Jodogne, S., & Wolper, P. (2005). An effective decision procedure for linear arithmetic over the integers and reals. ACM transactions on Computational Logic, 6(3), 614--633.
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This article considers finite-automata-based algorithms for handling linear arithmetic with both real and integer variables. Previous work has shown that this theory can be dealt with by using finite automata ...
Boigelot, B., Legay, A., & Wolper, P. (2004). Omega-regular model checking. Lecture Notes in Computer Science, 2988, 561-575.
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"Regular model checking" is the name of a family of techniques for analyzing infinite-state systems in which states are represented by words or trees, sets of states by finite automata on these objects, and ...
Boigelot, B., Legay, A., & Wolper, P. (2003). Iterating transducers in the large. Lecture Notes in Computer Science, 2725, 223-235.
Peer reviewed
Checking infinite-state systems is frequently done by encoding infinite sets of states as regular languages. Computing such a regular representation of, say, the reachable set of states of a system requires ...
Boigelot, B., & Wolper, P. (2002). Representing arithmetic constraints with finite automata: An overview. Lecture Notes in Computer Science, 2401.
Linear numerical constraints and their first-order theory, whether defined over the reals or the. integers, are basic tools that appear in many areas of Computer Science. This paper overviews a set of ...
Wolper, P. (2001). Representing Periodic Temporal Information with Automata. Proc. Eighth International Symposium on Temporal Representation and Reasoning (pp. 179). IEEE Computer Society.
Motivated by issues in temporal databases and in the verification of infinite-state systems, this talk considers the problem of representing periodic dense time information. Doing so requires handling a ...
Boigelot, B., Jodogne, S., & Wolper, P. (2001). On the Use of Weak Automata for Deciding Linear Arithmetic with Integer and Real Variables. Lecture Notes in Computer Science, 2083, 611--625.
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This paper considers finite-automata based algorithms for handling linear arithmetic with both real and integer variables. Previous work has shown that this theory can be dealt with by using finite automata on ...
Kupferman, O., Vardi, M. Y., & Wolper, P. (2001). Module checking. Information & Computation, 164(2), 322-344.
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In computer system design, we distinguish between closed and open systems. A closed system is a system whose behavior is completely determined by the state of the system. An open system is a system that ...
Wolper, P. (2001). Constructing Automata from Temporal Logic Formulas: A Tutorial. Lecture Notes in Computer Science, 2090, 261--277.
This paper presents a tutorial introduction to the construction of finite-automata on infinite words from linear-time temporal logic formulas. After defining the source and target formalisms, it describes a ...
Bouajjani, A., Esparza, J., Finkel, A., Maler, O., Rossmanith, P., Willems, B., & Wolper, P. (2000). An efficient automata approach to some problems on context-free grammars. Information Processing Letters, 74(5-6), 221-227.
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Book and Otto (1993) solve a number of word problems for monadic string-rewriting systems using an elegant automata-based technique. In this note we observe that the technique is also very interesting from a ...
Wolper, P., & Boigelot, B. (2000). On the construction of automata from linear arithmetic constraints. Lecture Notes in Computer Science, 1785, 1-19.
This paper presents an overview of algorithms for constructing automata from linear arithmetic constraints. It identifies one case in which the special structure of the automata that are constructed allows a ...
Kupferman, O., Vardi, M. Y., & Wolper, P. (2000). An automata-theoretic approach to branching-time model checking. Journal of the ACM, 47(2), 312-360.
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Translating linear temporal logic formulas to automata has proven to be an effective approach for implementing linear-time model-checking, and for obtaining many extensions and improvements to this ...
Baudinet, M., Chomicki, J., & Wolper, P. (1999). Constraint-generating dependencies. Journal of Computer & System Sciences, 59(1), 94-115.
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Traditionally, dependency theory has been developed for uninterpreted data. Specifically, the only assumption that is made about the data domains is that data values can be compared for equality. However, data ...
Boigelot, B., Rassart, S., & Wolper, P. (1998). On the Expressiveness of Real and Integer Arithmetic Automata. Lecture Notes in Computer Science, 1443, 152-163.
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If read digit by digit, a n-dimensional vector of integers represented in base r can be viewed as a word over the alphabet r to the n. It has been known for some time that, under this encoding, the sets of ...
Peled, D., Wilke, T., & Wolper, P. (1998). An algorithmic approach for checking closure properties of temporal logic specifications and ω-regular languages. Theoretical Computer Science, 195(2), 183--203.
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In concurrency theory, there are several examples where the interleaved model of concurrency can distinguish between execution sequences which are not significantly different. One such example is sequences ...
Wolper, P., & Boigelot, B. (1998). Verifying Systems with Infinite but Regular State Spaces. Lecture Notes in Computer Science, 1427, 88-97.
Thanks to the development of a number of efficiency enhancing techniques, state-space exploration based verification, and in particular model checking, has been quite successful for finite-state systems ...
Boigelot, B., Godefroid, P., Willems, B., & Wolper, P. (1997). The Power of QDDs. Lecture Notes in Computer Science, 1302, 172-186.
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Queue-content Decision Diagrams (QDDs) are finite-automaton based data structures for representing (possibly infinite) sets of contents of a finite collection of unbounded FIFO queues. Their intended use ... ...
Wolper, P. (1997). The meaning of formal: from weak to strong formal methods. International Journal on Software Tools for Technology Transfer, 1(1-2), 6--8.
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This short note reflects on what makes formal methods "formal". It concludes that there are weak and strong ways of being formal, the latter being linked to the formality of the method being exploitable, and exploited, in software tools.
Gerth, R., Peled, D., Vardi, M. Y., & Wolper, P. (1995). Simple On-the-fly Automatic Verification of Linear Temporal Logic. In P., Dembinski & M., Sredniawa (Eds.), Proceedings of the Fifteenth IFIP WG6.1 International Symposium on Protocol Specification, Testing and Verification. IFIP.
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We present a tableau-based algorithm for obtaining an automaton from a temporal logic formula. The algorithm is geared towards being used in model checking in an “on-the-fly” fashion, that is the automaton can ...
Kabanza, F., Stevenne, J.-M., & Wolper, P. (1995). Handling infinite temporal data. Journal of Computer & System Sciences, 51(1), 3--17.
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In this paper, we present a powerful framework for describing, storing, and reasoning about infinite temporal information. This framework is an extension of classical relational databases. It represents ...
Wolper, P., & Boigelot, B. (1995). An Automata-Theoretic Approach to Presburger Arithmetic Constraints. Lecture Notes in Computer Science, 983, 21-32.
This paper introduces a finite-automata based representation of Presburger arithmetic definable sets of integer vectors. The representation consists of concurrent automata operating on the binary encodings ...
Boigelot, B., & Wolper, P. (1994). Symbolic Verification with Periodic Sets. Lecture Notes in Computer Science, 818, 55-67.
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Symbolic approaches attack the state explosion problem by introducing implicit representations that allow the simultaneous manipulation of large sets of states. The most commonly used representation in ... ...
Godefroid, P., & Wolper, P. (1994). A Partial Approach To Model Checking. Information & Computation, 110(2), 305--326.
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This paper presents a model-checking method for linear-time temporal logic that can avoid most of the state explosion due to the modelling of concurrency by interleaving. The method relies on the concept of ...
Vardi, M. Y., & Wolper, P. (1994). Reasoning about Infinite Computations. Information & Computation, 115(1), 1-37.
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We investigate extensions of temporal logic by connectives defined by finite automata on infinite words. We consider three different logics, corresponding to three different types of acceptance conditions ...
Baudinet, M., Chomicki, J., & Wolper, P. (1993). Temporal Databases: Beyond Finite Extensions (position paper). Paper presented at International Woorkshop on an Infrastructure for Temporal Databases, Arlington, Texas.
We argue that temporal databases should not be restricted to relations with finite extensions. many temporal events are periodic and have no natural bounds. Moreover, such events have a more compact ...
Godefroid, P., & Wolper, P. (1993). Using Partial Orders for the Efficient Verification of Deadlock Freedom and Safety Properties. Formal Methods in System Design, 2(2), 149--164.
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This article presents an algorithm for detecting deadlocks in concurrent finite-state systems without incurring most of the state explosion due to the modeling of concurrency by interleaving. For systems that ...
Courcoubetis, C., Vardi, M. Y., Wolper, P., & Yannakakis, M. (1992). Memory Efficient Algorithms for the Verification of Temporal Properties. Formal Methods in System Design, 1, 275--288.
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This paper addresses the problem of designing memory-efficient algorithms for the verification of temporal properties of finite-state programs. Both the programs and their desired temporal properties are ...
Courcoubetis, C., Vardi, M., Wolper, P., & Yannakakis, M. (1991). Memory efficient algorithms for the verification of temporal properties. Computer-Aided Verification, 2nd International Conference Proceedings (pp. 233-242). Berlin, Germany: Springer.
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This paper addresses the problem of designing memory efficient algorithms for the verification of temporal properties of finite-state programs. Both the programs and their desired temporal properties are ...
Godefroid, P., & Wolper, P. (1991). A Partial Approach To Model Checking. Proceedings 6th IEEE Symposium on Logic in Computer Science (pp. 406--415). New York, NY: IEEE.
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This paper presents a model-checking method for linear-time temporal logic that avoids the state explosion due to the modelling of concurrency by interleaving. The method relies on the concept of Mazurkiewicz ...
Vardi, M. Y., & Wolper, P. (1986). An Automata-Theoretic Approach to Automatic Program Verification. Proceedings of the First Symposium on Logic in Computer Science (pp. 322--331). IEEE Computer Society.
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We describe an automata-theoretic approach to the automatic verification of concurrent finite-state programs by model checking.The basic idea underlying this approach is that for any temporal formula we can ...
Vardi, M. Y., & Wolper, P. (1986). Automata-Theoretic Techniques for Modal Logics of Programs. Journal of Computer and System Science, 32(2), 183-221.
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We present a new technique for obtaining decision procedures for modal logics of programs. The technique centers around a new class of finite automata on infinite trees for which the emptiness problem can be ...
Wolper, P. (1985). The Tableau Method for Temporal Logic: An Overview. Logique et Analyse, (110--111), 119--136.
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An overview of the tableau decision method for propositional temporal logic is presented. The method is described in detail for linear time temporal logic. It is then discussed how it can be applied to other ...
Manna, Z., & Wolper, P. (1984). Synthesis of Communicating Processes from Temporal Logic Specifications. ACM Transactions on Programming Languages & Systems, 6(1), 68-93.
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In this paper, Propositional Temporal Logic (PTL) is applied to the specification and synthesis of the synchronization part of communicating processes. To specify a process, a PTL formula that describes its ...
Vardi, M. Y., & Wolper, P. (1984). Automata-Theoretic Techniques for Modal Logics of Programs. Proc. 16th ACM Symposium on Theory of Computing (pp. 446--456). New York, USA: ACM.
Peer reviewed
We present a new technique for obtaining decision procedures for modal logics of programs. The technique centers around a new class of finite automata on infinite trees for which the emptiness problemcan be ...
Vardi, M. Y., & Wolper, P. (1984). Yet Another Process Logic. In E., Clarke & D., Kozen, Logics of Programs (pp. 501--512). Springer-Verlag.
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We present a process logic that differs from the one introduced by Harel, Kozen and Parikh in several ways. First, we use the extended temporal logic of Wolper for statements about paths. Second, we allow a ...
Wolper, P. (1983). Temporal Logic Can Be More Expressive. Information and Control, 56(1--2), 72--99.
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We first review Temporal Logic and prove that there are some properties of sequences that it cannot express, though these are expressible using for instance regular expressions. Then, we show how Temporal ...