Sebastian Rudolph, Michaël Thomazo. Characterization of the Expressivity of Existential Rule Queries. In Qiang Yang 0001, Michael Wooldridge, editors, Proceedings of the Twenty-Fourth International Joint Conference on Artificial Intelligence, IJCAI 2015, Buenos Aires, Argentina, July 25-31, 2015. pages 3193-3199, AAAI Press, 2015. [doi]
Abstract is missing.