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On the discriminant and the trace form of an orthogonal involution of degree 4 - MaRDI portal

On the discriminant and the trace form of an orthogonal involution of degree 4

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Publication:1591409

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DOI10.1007/S002090000154zbMATH Open1014.16018OpenAlexW2010435029MaRDI QIDQ1591409

Ahmed Serhir

Publication date: 10 April 2003

Published in: Mathematische Zeitschrift (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s002090000154

zbMATH Keywords

sums of squares central simple algebras trace forms Pfister forms orthogonal involutions

Mathematics Subject Classification ID

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)

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