A lower bound on the essential dimension of a connected linear group

DOI10.4171/CMH/158zbMath1173.11022arXivmath/0703813WikidataQ117360305 ScholiaQ117360305MaRDI QIDQ1001228

Philippe Gille, Zinovy Reichstein

Publication date: 16 February 2009

Published in: Commentarii Mathematici Helvetici (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/math/0703813

zbMATH Keywords

linear algebraic groupsgroup actionessential dimensionnon-Abelian cohomology

Mathematics Subject Classification ID

Group actions on varieties or schemes (quotients) (14L30) Cohomology theory for linear algebraic groups (20G10) Galois cohomology of linear algebraic groups (11E72)

Related Items (8)

Essential dimension of algebraic groups, including bad characteristic ⋮ Essential dimension: a survey ⋮ Extensions of algebraic groups with finite quotient and nonabelian 2-cohomology ⋮ Essential dimension of involutions and subalgebras ⋮ Spinors and essential dimension ⋮ Algebraic groups. Abstracts from the workshop held April 18--24, 2021 (hybrid meeting) ⋮ Torsors, reductive group schemes and extended affine Lie algebras ⋮ From Hilbert's 13th problem to essential dimension and back

This page was built for publication: A lower bound on the essential dimension of a connected linear group