@InProceedings{kiefer_et_al:LIPIcs.CONCUR.2020.39, author = {Kiefer, Stefan and Mayr, Richard and Shirmohammadi, Mahsa and Totzke, Patrick}, title = {{Strategy Complexity of Parity Objectives in Countable MDPs}}, booktitle = {31st International Conference on Concurrency Theory (CONCUR 2020)}, pages = {39:1--39:17}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-160-3}, ISSN = {1868-8969}, year = {2020}, volume = {171}, editor = {Konnov, Igor and Kov\'{a}cs, Laura}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.CONCUR.2020.39}, URN = {urn:nbn:de:0030-drops-128513}, doi = {10.4230/LIPIcs.CONCUR.2020.39}, annote = {Keywords: Markov decision processes, Parity objectives, Levy’s zero-one law} }