9 citations · 18 across the 10 of their papers we have counts for
Showing 2017Show all
3 papers · 1 filter
math.CT2017★ 9 cited
The groupoid structure of groupoid morphisms
Bohui Chen, Cheng-Yong Du, Rui Wang
In this paper we construct two groupoids from morphisms of groupoids, with one from a categorical viewpoint and the other from a geometric viewpoint. We show that for each pair of…
math.SG2017
Weighted blowup correspondence of orbifold Gromov--Witten invariants and applications
Bohui Chen, Cheng-Yong Du, Jianxun Hu
Let be a symplectic orbifold groupoid with being a symplectic sub-orbifold groupoid, and be the weight- blowup of along $…
math.AT2017★ 1 cited
Spark complexes on good effective orbifold atlases categorically
Cheng-Yong Du, Lili Shen, Xiaojuan Zhao
Good atlases are defined for effective orbifolds, and a spark complex is constructed on each good atlas. It is proved that this process is 2-functorial with compatible systems play…