@inproceedings{jin-etal-2026-regex, title = "A Regex Minimization Benchmark: A {PSPACE}-Complete Challenge for Language Models", author = "Jin, Hyundong and Hahn, Joonghyuk and Han, Yo-Sub", editor = "Demberg, Vera and Inui, Kentaro and Marquez, Llu{\'i}s", booktitle = "Proceedings of the 19th Conference of the {E}uropean Chapter of the {A}ssociation for {C}omputational {L}inguistics (Volume 1: Long Papers)", month = mar, year = "2026", address = "Rabat, Morocco", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/ingest-eacl/2026.eacl-long.375/", pages = "8020--8048", ISBN = "979-8-89176-380-7" }