Witt group

GPTKB entity
AI-created image of Witt group
AI-created image

Statements (18)
Predicate Object
gptkbp:instanceOf gptkb:mathematical_concept
gptkbp:containsElement equivalence class of quadratic forms
gptkbp:defines group of equivalence classes of quadratic forms over a field
gptkbp:field gptkb:algebra
gptkbp:generalizes gptkb:Witt_ring
https://www.w3.org/2000/01/rdf-schema#label Witt group
gptkbp:importantFor classification of quadratic forms
gptkbp:introducedIn 1937
gptkbp:namedAfter gptkb:Ernst_Witt
gptkbp:notation W(F)
gptkbp:relatedTo quadratic forms
symmetric bilinear forms
gptkbp:structure abelian group
gptkbp:type quadratic forms over a field F
gptkbp:usedIn gptkb:algebraic_geometry
number theory
gptkbp:bfsParent gptkb:Ernst_Witt
gptkbp:bfsLayer 4