Hopf algebras and quadratic forms

zbMath1335.11029MaRDI QIDQ491460

Baptiste Morin, Martin J. Taylor, Ted Chinburg, Philippe Cassou-Noguès

Publication date: 25 August 2015

Published in: Illinois Journal of Mathematics (Search for Journal in Brave)

Full work available at URL: https://projecteuclid.org/euclid.ijm/1436275492

zbMATH Keywords

Hopf algebrasquadratic formtwistscheme

Mathematics Subject Classification ID

Algebraic theory of quadratic forms; Witt groups and rings (11E81) Group schemes (14L15) Hopf algebras and their applications (16T05)

Cites Work

• The Witt invariant of the form \(\text{Tr}(x^ 2)\)
• Tame actions of group schemes: Integrals and slices
• When Hopf algebras are Frobenius algebras
• The classifying topos of a group scheme and invariants of symmetric bundles
• Orthogonal representations of Galois groups, Stiefel-Whitney classes and Hasse-Witt invariants.
• Forms in Odd Degree Extensions and Self-Dual Normal Bases
• Cartan matrix of liftable finite group schemes
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