13 citations · 14 across the 3 of their papers we have counts for
3 papers
math.RT2023
Wide subcategories of a domestic weighted projective line
Yiyu Cheng
For a weighted projective line X, a wide subcategory of the category coh-X of coherent sheaves over X is called c-invariant if it is closed under the grading shift of the canonical…
math.QA2010★ 13 cited
On Hopf algebras of dimension 4p
Yi-Lin Cheng, Siu-Hung Ng
In this paper, we prove that a non-semisimple Hopf algebra H of dimension 4p with p an odd prime over an algebraically closed field of characteristic zero is pointed provided H con…
hep-th1997★ 1 cited
V-Algebras and Their Free Field Realizations
Yi Cheng, Lin Zhang
The V-algebras are the non-local matrix generalization of the well-known W-algebras. Their classical realizations are given by the second Poisson brackets associated with the matri…