A finite generating set for the level 2 mapping class group of a nonorientable surface

Kodai Mathematical Journal

Bᐪ៎j Szepietowski¹ 

[1] Institute of Mathematics Gdańsk University

关键词: Mapping class group;    nonorientable surface;    crosscap slide;    Y-homeomorphism;   

DOI  :  10.2996/kmj/1364562714

学科分类：数学（综合）

来源: Tokyo Institute of Technology, Department of Mathematics

【 摘 要 】

References(18)We obtain a finite set of generators for the level 2 mapping class group of a closed nonorientable surface of genus g ≥ 3. This set consists of isotopy classes of Lickorish's Y-homeomorphisms also called crosscap slides.

【 授权许可】

Unknown