Rationality and Brauer group of a moduli space of framed bundles

2011/10/03 by I. Biswas, Biswas, I., T. Gómez +3
Mathematics · #14F05 #14H60 #Algebraic Geometry (math.AG) #FOS: Mathematics #math.AG #msc:14F05 #msc:14H60

paper · pdf · doi:10.48550/arxiv.1110.0384

7 pages, to appear in Tbilisi Math. J; v2. reference added

arxiv created 2011/10/05 · arxiv updated 2011/10/06

Abstract

We prove that the moduli spaces of framed bundles over a smooth projective curve are rational. We compute the Brauer group of these moduli spaces to be zero under some assumption on the stability parameter.

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