@InProceedings{cohen_et_al:LIPIcs.FSCD.2020.34, author = {Cohen, Cyril and Sakaguchi, Kazuhiko and Tassi, Enrico}, title = {{Hierarchy Builder: Algebraic hierarchies Made Easy in Coq with Elpi}}, booktitle = {5th International Conference on Formal Structures for Computation and Deduction (FSCD 2020)}, pages = {34:1--34:21}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-155-9}, ISSN = {1868-8969}, year = {2020}, volume = {167}, editor = {Ariola, Zena M.}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.FSCD.2020.34}, URN = {urn:nbn:de:0030-drops-123562}, doi = {10.4230/LIPIcs.FSCD.2020.34}, annote = {Keywords: Algebraic Hierarchy, Packed Classes, Coq, Elpi, Metaprogramming, \lambdaProlog} }