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ACTA
1998
81views more  ACTA 1998»
14 years 9 months ago
Dijkstra-Scholten Predicate Calculus: Concepts and Misconceptions
The paper focusses on the logical backgrounds of the Dijkstra-Scholten program development style for correct programs. For proving the correctness of a program (i.e. the fact that...
Lex Bijlsma, Rob Nederpelt
FROCOS
2000
Springer
15 years 1 months ago
Structured Sequent Calculi for Combining Intuitionistic and Classical First-Order Logic
We define a sound and complete logic, called FO , which extends classical first-order predicate logic with intuitionistic implication. As expected, to allow the interpretation of i...
Paqui Lucio
AAAI
1996
14 years 11 months ago
Formalizing Narratives Using Nested Circumscription
The representation of narratives of actions and observations is a current issue in Knowledge Representation, where traditional plan-oriented treatments of action seem to fall shor...
Chitta Baral, Alfredo Gabaldon, Alessandro Provett...
DLOG
2007
14 years 12 months ago
A Proof Theory for DL-Lite
Abstract. In this work we propose an alternative approach to inference in DLLite, based on a reduction to reasoning in an extension of function-free Horn Logic (EHL). We develop a ...
Diego Calvanese, Evgeny Kharlamov, Werner Nutt
ECAI
2008
Springer
14 years 11 months ago
Reasoning about Dynamic Depth Profiles
Reasoning about perception of depth and about spatial relations between moving physical objects is a challenging problem. We investigate the representation of depth and motion by m...
Mikhail Soutchanski, Paulo Santos