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January 14, 2000 09:00–09:50, International Workshop "Trends in Commutative Algebra", Indian Institute of Technology, Bombay, January 13–15, 2000
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Algebraic group actions and rational singularities
V. L. Popov
Steklov Mathematical Institute of Russian Academy of Sciences, Moscow
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Abstract:
The talk is aimed to discuss the Kraft–Procesi problem about rationality of singularities of all normal affine orbit closures of connected reductive algebraic groups. A counterexample is given, and the affirmative answer for spherical orbit closures is obtained.
Language: English
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