Nishino rigidity and the $L^2$ extension
                    
                  
                  
                  
                  
                  
                    
 
 
   
   主 题: Nishino rigidity and the $L^2$ extension
报告人: Professor Takeo Ohsawa (Nagoya University)
时 间: 2017-12-08 16:30-17:30
地 点: Room 1418, Sciences Building No. 1 
  
 
  Abstract: Nishino's rigidity theorem says that a Stein family of Riemann surfaces over the unit disc is trivial if the fibers are $\mathbb{C}$. A short proof is given as an application of the $L^2$ extension theorem.