Unramified cohomology and Witt groups of anisotropic Pfister quadrics

DOI10.1090/S0002-9947-97-01940-5zbMath1030.11016OpenAlexW1494281277MaRDI QIDQ4336568

R. Sujatha

Publication date: 13 May 1997

Published in: Transactions of the American Mathematical Society (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1090/s0002-9947-97-01940-5

zbMATH Keywords

unramified cohomologyétale cohomologyPfister forms

Mathematics Subject Classification ID

(K)-theory of quadratic and Hermitian forms (11E70) Galois cohomology (12G05)

Related Items

Lower \({\mathcal H}\)-cohomology of higher-dimensional quadrics, Motivic cohomology of quadrics and the coniveau spectral sequence

Cites Work

• Witt groups of conics, elliptic, and hyperelliptic curves
• Fields of cohomological 2-dimension three
• Torsion in \(K_ 2\) of fields
• Witt groups of affine three-folds
• Cohomologische Invarianten quadratischer Formen
• Function fields of Pfister forms
• Variétés unirationelles non rationelles: Au-delà de l'exemple d'Artin et Mumford. (Non rational unirational varieties: Beyond the Artin-Mumford example)
• Degree four cohomological invariants for quadratic forms
• Lower \({\mathcal H}\)-cohomology of higher-dimensional quadrics
• Multiplikative quadratische Formen
• Pfister forms and \(K\)-theory of fields
• The Graded Witt Ring and Galois Cohomology. II
• Gersten's conjecture and the homology of schemes
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