@InProceedings{bell_et_al:LIPIcs.CONCUR.2020.22, author = {Bell, Paul C. and Semukhin, Pavel}, title = {{Decidability of Cutpoint Isolation for Probabilistic Finite Automata on Letter-Bounded Inputs}}, booktitle = {31st International Conference on Concurrency Theory (CONCUR 2020)}, pages = {22:1--22:16}, 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.2020.22}, URN = {urn:nbn:de:0030-drops-128344}, doi = {10.4230/LIPIcs.CONCUR.2020.22}, annote = {Keywords: Probabilistic finite automata, cutpoint isolation problem, letter-bounded context-free languages} }