Weakly hyperbolic involutions

DOI10.1016/j.exmath.2017.08.006zbMath1441.11073arXiv1207.4658OpenAlexW3102295518MaRDI QIDQ1747828

Karim Johannes Becher, Thomas Unger

Publication date: 27 April 2018

Published in: Expositiones Mathematicae (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1207.4658

zbMATH Keywords

quadratic formsignaturequaternion algebraWitt groupreal fieldlocal-global

Mathematics Subject Classification ID

Quadratic forms over general fields (11E04) Algebraic theory of quadratic forms; Witt groups and rings (11E81) Fields related with sums of squares (formally real fields, Pythagorean fields, etc.) (12D15) Rings with involution; Lie, Jordan and other nonassociative structures (16W10) Finite-dimensional division rings (16K20) Forms over real fields (11E10)

Related Items (1)

Pfister's local–global principle and systems of quadratic forms

Cites Work

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• Hyperbolicity of orthogonal involutions
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• Formes antihermitiennes devenant hyperboliques sur un corps de déploiement
• On the signature of an involution
• Quadratic forms over arbitrary fields
• Hermitian analogue of a theorem of Springer

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