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Date: 2015-01-08 10:43:54Tree decomposition Complexity classes Conjunctive query Graph homomorphism Hypergraph Hypercube graph Structure FO Graph theory Theoretical computer science Mathematics | Efficient Approximations of Conjunctive Queries Pablo Barcel´o1 1 Leonid Libkin2Add to Reading ListSource URL: homepages.inf.ed.ac.ukDownload Document from Source WebsiteFile Size: 518,27 KBShare Document on Facebook |