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Comparing the expressiveness of downward fragments of the relation algebra with transitive closure on trees
Hellings, Jelle, Gyssens, Marc, Wu, Yuqing, Van Gucht, Dirk, Van den Bussche, Jan, Vansummeren, Stijn, Fletcher, George H.L.Volume:
89
Language:
english
Journal:
Information Systems
DOI:
10.1016/j.is.2019.101467
Date:
March, 2020
File:
PDF, 741 KB
english, 2020