@InProceedings{bruse_et_al:LIPIcs.CONCUR.2021.23, author = {Bruse, Florian and Lange, Martin}, title = {{A Decidable Non-Regular Modal Fixpoint Logic}}, booktitle = {32nd International Conference on Concurrency Theory (CONCUR 2021)}, pages = {23:1--23:18}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-203-7}, ISSN = {1868-8969}, year = {2021}, volume = {203}, editor = {Haddad, Serge and Varacca, Daniele}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.CONCUR.2021.23}, URN = {urn:nbn:de:0030-drops-144003}, doi = {10.4230/LIPIcs.CONCUR.2021.23}, annote = {Keywords: formal specification, temporal logic, expressive power} }