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The Hochster-Roberts theorem of invariant theory. (English) Zbl 0409.13004

MSC:
13H10 Special types (Cohen-Macaulay, Gorenstein, Buchsbaum, etc.)
14M05 Varieties defined by ring conditions (factorial, Cohen-Macaulay, seminormal)
14L30 Group actions on varieties or schemes (quotients)
14L24 Geometric invariant theory
20G99 Linear algebraic groups and related topics
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