A Lefschetz theorem for overconvergent isocrystals with Frobenius structure

2016/07/24 by Abe, Tomoyuki, Esnault, Hélène
#Algebraic Geometry (math.AG) #FOS: Mathematics #Number Theory (math.NT)

paper · doi:10.48550/arxiv.1607.07112

Abstract

We show a Lefschetz theorem for irreducible overconvergent F-isocrystals on smooth varieties defined over a finite field. We derive several consequences from it.

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