The line bundles on moduli stacks of principal bundles on a curve

  • Indranil Biswas

  • Norbert Hoffmann

The line bundles on moduli stacks of principal bundles on a curve cover
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Abstract

Let GG be an affine reductive algebraic group over an algebraically closed field kk. We determine the Picard group of the moduli stacks of principal GG--bundles on any smooth projective curve over kk.

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Indranil Biswas, Norbert Hoffmann, The line bundles on moduli stacks of principal bundles on a curve. Doc. Math. 15 (2010), pp. 35–72

DOI 10.4171/DM/292