2 papers
math.LO2026
On the complexity of extensions of non-archimedean Polish groups admitting a compatible complete left-invariant metric
Longyun Ding, Xu Wang
In this article, motivated by a problem asked by Allison and Panagiotopoulos, we study a problem concerning the complexity of group extensions within a hierarchy (denoted by -C…
math.CV2025
extension of holomorphic functions and log canonical places
Dano Kim, Xu Wang
In an influential extension theorem due to Demailly, the finiteness of an norm called the Ohsawa norm determines whether a given holomorphic function can be extended. T…