Generating the twist subgroup of the level $2$ mapping class group of a non-orientable closed surface
Year: 2026
Type: preprint
Abstract: We give two small generating sets for the subgroup of the mapping class group of a non-orientable closed surface which is generated by Dehn twists and acts trivially on the $\mathbb{Z}_2$ coefficient first homology group of the surface.
Source: arXiv (Cornell University)
Author: Kobayashi, Ryoma
Language: English
Subfield: Geometry and Topology
Field: Mathematics
Domain: Physical Sciences
Open Access status: green
Award: 向き付け不可能曲面上の 3 種類の写像類に関する研究
OpenAlex ID: W7213502898