2 papers
math.AG2026
Higher-dimensional Virasoro algebras
Zhengping Gui, Brian R. Williams
We classify central extensions of the dg Lie algebra of derived global sections of the tangent sheaf on the punctured, formal d-disk for d > 2. (The d=2 case has appeared in previo…
math.QA2025
Higher Chiral Algebras in a Polysimplicial Model
Laura O. Felder, Zhengping Gui, Charles A. S. Young
Vertex algebras are equivalent to translation-equivariant chiral algebras on , in the sense of Beilinson and Drinfeld. In this paper we give an algebraic construction…