Semisimplification for subgroups of reductive algebraic groups

DOI10.1017/fms.2020.30zbMath1485.20117arXiv2004.08105OpenAlexW3044073417MaRDI QIDQ5135413

Michael Bate, Benjamin M. S. Martin, Gerhard Röhrle

Publication date: 20 November 2020

Published in: Forum of Mathematics, Sigma (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2004.08105

zbMATH Keywords

geometric invariant theoryrationality\(G\)-complete reducibilitysemisimplificationcocharacter-closed orbitsdegeneration of \(G\)-orbits

Mathematics Subject Classification ID

Linear algebraic groups over arbitrary fields (20G15) Geometric invariant theory (14L24)

Related Items (4)

Overgroups of regular unipotent elements in reductive groups ⋮ Edifices: building-like spaces associated to linear algebraic groups ⋮ Complete reducibility for Lie subalgebras and semisimplification ⋮ Algebraic groups. Abstracts from the workshop held April 18--24, 2021 (hybrid meeting)

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