On the theory of quadratic forms over formally real fields

DOI10.1007/BF01350587zbMath0273.13018OpenAlexW179244186MaRDI QIDQ2264819

Ludwig Broecker

Publication date: 1974

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

Full work available at URL: https://eudml.org/doc/162622

Mathematics Subject Classification ID

Algebraic theory of quadratic forms; Witt groups and rings (11E81) Real and complex fields (12D99)

Related Items

Prime divisors on real varieties and valuation theory, Going up of the \(u\)-invariant over formally real fields, Real fields, valuations, and quadratic forms, Spaces of orderings and Witt rings of planar ternary rings, Pythagorean fields and the Kaplansky radical, Unnamed Item, Symbol length and stability index, Witt kernels of function field extensions, Cyclic 2-structures and spaces of orderings of power series fields in two variables, Orderings and real places on commutative rings, Stability index of algebras with involution, Abstract theory of semiorderings, Preorders, left orderings, and valuation of near-fields, The Elman-Lam-Krüskemper theorem, Generalization of a theorem of Artin-Pfister to arbitrary semilocal rings, and related topics, Semiorderings and stability index under field extensions, A Hermitian analogue of the Bröcker-Prestel theorem., Reduzierte quadratische Formen und Semiordnungen reeller Körper, On the description of the reduced Witt ring, Semiorderings and Witt rings, Strongly Anisotropic Involutions on Central Simple Algebras, Separating families for semi-algebraic sets, On Galois groups over Pythagorean and semi-real closed fields, *-orderings and *-valuations on algebras of finite Gelfand-Kirillov dimension., The Reduced Witt Ring of a Formally Real Field

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