3 papers
math.AG2021
Weierstrass models
Ying Zong
Elliptic K3 admit contraction to plane models, the Weierstrass models. We define a higher dimensional notion of Weierstrass models, show that they are compactification of torsors i…
math.AG2019
Minimal models of L*
Ying Zong
Let S be an algebraic space, A an S-abelian algebraic space, L an S-fiberwise numerically trivial invertible module on A, and L* the sheaf of regular sections of L considered as a…
math.AG2018
Equidimensionality and regularity
Ying Zong
The existence of an equidimensional morphism f with etale local sections from a regular algebraic space X to a locally noetherian normal algebraic space S of characteristic zero wi…