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Universal abelian covers of surface singularities

Walter D. Neumann, Jonathan Wahl

"Trends on Singularitites" A. Libgober and M. Tibar, eds. (Birkhäuser Verlag, 2002), 181-190, 2001

Abstract

We discuss the evidence for and implications of a conjecture that the universal abelian cover of a Q-Gorenstein surface singularity with finite local homology (i.e., the singularity link is a Q-homology sphere) is a complete intersection singularity.

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