Quasi-Frobenius-splitting and lifting of Calabi-Yau varieties in characteristic p

2017/04/19 by Yobuko, Fuetaro · 2 citations
#Algebraic Geometry (math.AG) #FOS: Mathematics

paper · doi:10.48550/arxiv.1704.05604

Abstract

Extending the notion of Frobenius-splitting, we prove that every finite height Calabi-Yau variety defined over an algebraically closed field of positive characteristic can be lifted to the ring of Witt vectors of length two.

Cited by

• Quasi-F-splitting and smooth weak del Pezzo surfaces in mixed characteristic
• On Gorenstein ℚ_p-rational threefold and fourfold singularities

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