Dimensions of anisotropic indefinite quadratic forms. I

zbMath1025.11007MaRDI QIDQ5949809

Detlev W. Hoffmann

Publication date: 10 December 2001

Published in: Documenta Mathematica (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/50409

zbMATH Keywords

\(u\)-invariantquadratic formHasse numberindefinite quadratic formreal fieldsymbol lengthtorsion quadratic form

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) Forms over real fields (11E10)

Related Items (3)

Weakly isotropic quadratic forms under field extensions ⋮ Decomposability for division algebras of exponent two and associated forms ⋮ Totally positive extensions and weakly isotropic forms

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