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cs.AI2020
Oblivious and Semi-Oblivious Boundedness for Existential Rules
Pierre Bourhis, Michel Leclère, Marie-Laure Mugnier +3
We study the notion of boundedness in the context of positive existential rules, that is, whether there exists an upper bound to the depth of the chase procedure, that is independe…
cs.AI2020★ 1 cited
Characterizing Boundedness in Chase Variants
Stathis Delivorias, Michel Leclère, Marie-Laure Mugnier +1
Existential rules are a positive fragment of first-order logic that generalizes function-free Horn rules by allowing existentially quantified variables in rule heads. This family o…