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Existence of SAP extension fields

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Publication:1248114
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DOI10.1007/BF01220459zbMath0381.10017OpenAlexW2020366532MaRDI QIDQ1248114

Thomas C. Craven

Publication date: 1977

Published in: Archiv der Mathematik (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/bf01220459


Mathematics Subject Classification ID

Fields related with sums of squares (formally real fields, Pythagorean fields, etc.) (12D15) Forms over real fields (11E10)


Related Items

Fields maximal with respect to a set of orderings, Witt rings and almost free pro-2-groups, Semiorderings and stability index under field extensions, Function fields of Pfister forms, The Graded Witt Ring and Galois Cohomology. II



Cites Work

  • Unnamed Item
  • The topological space of orderings of a rational function field
  • Signatures on semilocal rings
  • Quadratische Semi-Ordnungen und quadratische Formen
  • Real places and ordered fields
  • Valuation theory
  • The Boolean Space of Orderings of a Field
  • Stability in Witt Rings
  • The Reduced Witt Ring of a Formally Real Field
  • Quadratic Forms Over Formally Real Fields and Pythagorean Fields
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