Rationally isomorphic Hermitian forms and torsors of some non-reductive groups

DOI10.1016/j.aim.2017.03.012zbMath1383.11045arXiv1506.07147OpenAlexW2962743691MaRDI QIDQ526348

Uriya A. First, Eva Bayer-Fluckiger

Publication date: 10 May 2017

Published in: Advances in Mathematics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1506.07147

zbMATH Keywords

hereditary orderétale cohomologyreductive groupHermitian formgroup schememaximal orderBruhat-Tits theoryorthogonal representationrational isomorphismHermitian category

Mathematics Subject Classification ID

Étale and other Grothendieck topologies and (co)homologies (14F20) Bilinear and Hermitian forms (11E39)

Related Items (6)

Grothendieck–Serre in the quasi-split unramified case ⋮ The Grothendieck-Serre conjecture over semilocal Dedekind rings ⋮ Involutions of Azumaya algebras ⋮ An 8-periodic exact sequence of Witt groups of Azumaya algebras with involution ⋮ Patching and weak approximation in isometry groups ⋮ Orders that are étale-locally isomorphic

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