# Browse Dissertations and Theses - Mathematics by Author "Ochoa de Alaiza Gracia, Itziar"

• (2018-07-06)
Given an algebraic variety $X$ with an action of a reductive group $G$, geometric invariant theory splits $X$ as the disjoint union $X=X^{ss}\sqcup X^{un}$ of the semistable and unstable locus. The Kirwan-Ness stratification ...

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