@InProceedings{barcelo_et_al:LIPIcs.ICDT.2020.6, author = {Barcel\'{o}, Pablo and Higuera, Nelson and P\'{e}rez, Jorge and Subercaseaux, Bernardo}, title = {{On the Expressiveness of LARA: A Unified Language for Linear and Relational Algebra}}, booktitle = {23rd International Conference on Database Theory (ICDT 2020)}, pages = {6:1--6:20}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-139-9}, ISSN = {1868-8969}, year = {2020}, volume = {155}, editor = {Lutz, Carsten and Jung, Jean Christoph}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.ICDT.2020.6}, URN = {urn:nbn:de:0030-drops-119305}, doi = {10.4230/LIPIcs.ICDT.2020.6}, annote = {Keywords: languages for linear and relational algebra, expressive power, first order logic with aggregation, matrix convolution, matrix inverse, query genericity, locality of queries, safety} }