代数几何学术报告

报告题目：Degeneration of rationally connected varieties

报告人： Dr. Chenyang Xu, Princeton University

报告时间：2007年12月17日(周一),下午3:30-4:30

报告地点：光华东主楼1403室

报告摘要：We prove over any characteristic 0 field k (not necessarily algebraic closed), the degeneration of rationally connected varieties always contains a rationally connected subvariety over k.