@InProceedings{grohe:LIPIcs.MFCS.2021.2, author = {Grohe, Martin}, title = {{A Deep Dive into the Weisfeiler-Leman Algorithm}}, booktitle = {46th International Symposium on Mathematical Foundations of Computer Science (MFCS 2021)}, pages = {2:1--2:1}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-201-3}, ISSN = {1868-8969}, year = {2021}, volume = {202}, editor = {Bonchi, Filippo and Puglisi, Simon J.}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.MFCS.2021.2}, URN = {urn:nbn:de:0030-drops-144429}, doi = {10.4230/LIPIcs.MFCS.2021.2}, annote = {Keywords: Weisfeiler-Leman algorithm, graph isomorphism, counting homomorphisms, finite variable logics} }