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arxiv: 0901.3539 · v1 · submitted 2009-01-22 · 🧮 math.AG · math.RT

1-rational singularities and quotients by reductive groups

classification 🧮 math.AG math.RT
keywords rationalsingularitiesquotientsgoodalgebraicboutotgroupsprove
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We prove that good quotients of algebraic varieties with 1-rational singularities also have 1-rational singularities. This refines a result of Boutot on rational singularities of good quotients.

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