Difficulties in Handling Mathematical Expressions in Universal Dependencies Lauren Levine author 2023-07 text Proceedings of the 17th Linguistic Annotation Workshop (LAW-XVII) Jakob Prange editor Annemarie Friedrich editor Association for Computational Linguistics Toronto, Canada conference publication levine-2023-difficulties 10.18653/v1/2023.law-1.3 https://aclanthology.org/2023.law-1.3/ 2023-07 19 30