Root stacks, principal bundles and connections

Abstract

We investigate principal bundles over a root stack. In case of dimension one, we generalize the criterion of Weil and Atiyah for a principal bundle to have an algebraic connection.

arXiv comment29 pages

References in corpus (2)

• Orbifold Riemann Surfaces and the Yang-Mills-Higgs Equations
• Semistability criterion for parabolic vector bundles on curves