中科院数学与系统科学研究院
数学研究所
微分几何研讨班
报告人： Dr. Jun Wang(Tsinghua University)
题 目：RC-positivity and scalar-flat metrics on ruled surfaces
时 间：2018.09.13（星期四）, 14:00-15:00
地 点：数学院南楼N913室
摘 要：Let X be a ruled surface over a curve of genus g. We show that X has a scalar-flat Hermitian metric if and only if g is greater than one and m(X) is greater than 2-2g where m(X) is an intrinsic number depends on the complex structure of X. This a joint work with Prof. Xiaokui Yang