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CL
2000
Springer
15 years 11 months ago
Querying Inconsistent Databases: Algorithms and Implementation
In this paper, an algorithm for obtaining consistent answers to queries posed to inconsistent relational databases is presented. The algorith is proven to be sound, terminating and...
Alexander Celle, Leopoldo E. Bertossi
LICS
1999
IEEE
15 years 10 months ago
Towards a Theory of Bisimulation for Local Names
Pitts and Stark have proposed the -calculus as a language for investigating the interaction of unique name generation and higher-order functions. They developed a sound model base...
Alan Jeffrey, Julian Rathke
TIME
1994
IEEE
15 years 10 months ago
Hypothetical Reasoning from Situation Calculus to Event Calculus
Pinto and Reiter have argued that the Situation Calculus, improved with time handling axioms, subsumes the features of linear time temporal formalisms such as Event Calculus and I...
Alessandro Provetti
PEPM
1993
ACM
15 years 10 months ago
The Correctness of an Optimized Code Generation
For a functional programming language with a lazy standard semantics, we define a strictness analysis by means of abstract interpretation. Using the information from the strictne...
Torben Poort Lange
ECTEL
2007
Springer
15 years 10 months ago
Curriculum Model Checking: Declarative Representation and Verification of Properties
When a curriculum is proposed, it is important to verify at least three aspects: that the curriculum allows the achievement of the user's learning goals, that the curriculum i...
Matteo Baldoni, Elisa Marengo