Algebraic Geometry Seminar

Remy van Dobben de BruynColumbia University
Dominating varieties by liftable ones

Wednesday, September 13, 2017 - 1:20pm
Malott 205

Given a smooth projective variety over an algebraically closed field of positive characteristic, can we always dominate it by another smooth projective variety that lifts to characteristic 0? We give a negative answer to this question.