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Wikidata has a large ontology with classes at several orders. The Wikidata ontology has long been known to have violations of class order and information related to class order that appears suspect. SPARQL queries were evaluated against Wikidata to d
Externí odkaz:
http://arxiv.org/abs/2411.15550
Disjointness checks are among the most important constraint checks in a knowledge base and can be used to help detect and correct incorrect statements and internal contradictions. Wikidata is a very large, community-managed knowledge base. Because of
Externí odkaz:
http://arxiv.org/abs/2410.13707
Autor:
Schneider, Peter, Sorensen, Claus
In natural characteristic, smooth induction from an open subgroup does not always give an exact functor. In this article we initiate a study of the right derived functors, and we give applications to the non-existence of projective representations an
Externí odkaz:
http://arxiv.org/abs/2402.01504