@InProceedings{abokhamis_et_al:LIPIcs.ICALP.2020.106, author = {Abo Khamis, Mahmoud and Kolaitis, Phokion G. and Ngo, Hung Q. and Suciu, Dan}, title = {{Decision Problems in Information Theory}}, booktitle = {47th International Colloquium on Automata, Languages, and Programming (ICALP 2020)}, pages = {106:1--106:20}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-138-2}, ISSN = {1868-8969}, year = {2020}, volume = {168}, editor = {Czumaj, Artur and Dawar, Anuj and Merelli, Emanuela}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.ICALP.2020.106}, URN = {urn:nbn:de:0030-drops-125137}, doi = {10.4230/LIPIcs.ICALP.2020.106}, annote = {Keywords: Information theory, decision problems, arithmetical hierarchy, entropic functions} }