Boundary branch divisor of toroidal compactifications

2021/04/05 by Ma, Shouhei
#11F99 #14G35 #22E40 #Algebraic Geometry (math.AG) #FOS: Mathematics #Number Theory (math.NT)

paper · doi:10.48550/arxiv.2104.01933

Abstract

We prove that any toroidal compactification of arithmetic quotient of Hermitian symmetric domain has no boundary branch divisor, in the setting where the algebraic group is of adjoint type.

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