中科院数学与系统科学研究院
数学研究所
代数几何研讨班
报告人：徐泽 副教授（山东大学）
题 目：Motivic multiplicity of double coverings and applications
时 间：2022.2.22（星期二），10:00-11:00
地 点：晨兴410
摘 要：We show that any smooth (ramified) double covering of a projective space admits a multiplicative Chow-Kunneth decomposition. As a consequence, the fifth modified diagonal of a double EPW sextic vanishes, as predicted by a conjecure of O'Grady.