All the GIT quotients at once

Proudfoot, Nicholas

doi:10.1090/S0002-9947-2010-05483-2

All the GIT quotients at once
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Trans. Amer. Math. Soc. 363 (2011), 1687-1698 Request permission

Abstract:

Let $G$ be an algebraic torus acting on a smooth variety $V$. We study the relationship between the various GIT quotients of $V$ and the symplectic quotient of the cotangent bundle of $V$.

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