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cs.LO2022★ 1 cited
An Iterative Fixpoint Semantics for MKNF Hybrid Knowledge Bases with Function Symbols
Marco Alberti, Riccardo Zese, Fabrizio Riguzzi +1
Hybrid Knowledge Bases based on Lifschitz's logic of Minimal Knowledge with Negation as Failure are a successful approach to combine the expressivity of Description Logics and Logi…
cs.LO2004
A CHR-based Implementation of Known Arc-Consistency
Marco Alberti, Marco Gavanelli, Evelina Lamma +2
In classical CLP(FD) systems, domains of variables are completely known at the beginning of the constraint propagation process. However, in systems interacting with an external env…