devissage
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English[edit]
Etymology[edit]
Noun[edit]
devissage
- (mathematics) A technique introduced by Alexander Grothendieck for comparing invariants about coherent sheaves on noetherian systems.
- 2015, Goncalo Tabuada, Michel Van den Bergh, “The Gysin triangle via localization and A1-homotopy invariance”, in arXiv[1]:
- In the particular case where E is homotopy K-theory, this Gysin triangle yields a new proof of Quillen's localization theorem, which avoids the use of devissage.