Pfister's subform theorem for reduced special groups.

DOI10.1016/j.jpaa.2003.10.033zbMath1053.11034OpenAlexW2038351735MaRDI QIDQ1434760

Vincent Astier

Publication date: 12 July 2004

Published in: Journal of Pure and Applied Algebra (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.jpaa.2003.10.033

zbMATH Keywords

quadratic formPfister formPythagorean fieldreduced special group

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)

Related Items (2)

The profinite hull of special groups and local-global principles ⋮ Generic splitting for special groups

Cites Work

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• Spaces of orderings and abstract real spectra
• Spaces of Orderings IV
• Classification of Finite Spaces of Orderings
• Special groups: Boolean-theoretic methods in the theory of quadratic forms

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