Covariants and the no-name lemma

zbMath1197.13008arXiv0803.1327MaRDI QIDQ3622025

Matyas Domokos

Publication date: 23 April 2009

Full work available at URL: https://arxiv.org/abs/0803.1327

zbMATH Keywords

covariantsinvariant theoryno-name lemmaSpeiser's lemma

Mathematics Subject Classification ID

Group actions on varieties or schemes (quotients) (14L30) Actions of groups on commutative rings; invariant theory (13A50) Rationality questions in algebraic geometry (14E08)

Related Items (3)

Semi-stable vector bundles on fibred varieties ⋮ Algebraic construction of quasi-split algebraic tori ⋮ Equivariant unirationality of del Pezzo surfaces of degree 3 and 4

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