scientific article; zbMATH DE number 3614845

zbMath0396.10008MaRDI QIDQ4179065

Tsit-Yuen Lam

Publication date: 1977

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

LecturesFunction FieldsAlgebraic Number FieldsQuadratic FormsPfister FormsLocal-Global PrincipleTotal SingatureWitty Theory

Mathematics Subject Classification ID

Quadratic forms over general fields (11E04) Research exposition (monographs, survey articles) pertaining to number theory (11-02) Quadratic forms over global rings and fields (11E12) Quadratic forms over local rings and fields (11E08)

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Stability of Gröbner bases, Pythagorean fields and the Kaplansky radical, Witt kernels of function field extensions, Witt rings and Brauer groups under multiquadratic extensions. II, Algorithms for quadratic forms, Powers of the fundamental ideal in the Witt ring, Fed-linked fields and formally real fields satisfying \(B_ 3\), Signatures et composantes connexes, Algebraic \(K\)-theory of special groups, Biquaternion algebras and quartic extensions