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Preserving the homotopy invariance of presheaves with witt-transfers under nisnevich sheafication. / Druzhinin, A. E.
In: Journal of Mathematical Sciences (United States), Vol. 209, No. 4, A006, 2015, p. 555-563.Research output: Contribution to journal › Article › peer-review
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TY - JOUR
T1 - Preserving the homotopy invariance of presheaves with witt-transfers under nisnevich sheafication
AU - Druzhinin, A. E.
N1 - Druzhinin, A.E. Preserving the Homotopy Invariance of Presheaves with Witt-Transfers Under Nisnevich Sheafication. J Math Sci 209, 555–563 (2015). https://doi.org/10.1007/s10958-015-2512-4
PY - 2015
Y1 - 2015
N2 - In the present paper, it is introduced a category Wor the objects of which are affine smooth varieties over a field k and morphisms are certain variants of finite correspondences. A presheaf of Abelian groups with Witt-transfers is by definition a presheaf of Abelian groups on the category Wor. The homotopy invariance of the Nisnevich sheaf associated with an arbitrary homotopy invariant presheaf with Witt-transfers is proved. To construct a category of Witt-motives one should prove the homotopy invariance of Nisnevich cohomology of an arbitrary homotopy invariant Nisnevich sheaf with Witt-transfers.
AB - In the present paper, it is introduced a category Wor the objects of which are affine smooth varieties over a field k and morphisms are certain variants of finite correspondences. A presheaf of Abelian groups with Witt-transfers is by definition a presheaf of Abelian groups on the category Wor. The homotopy invariance of the Nisnevich sheaf associated with an arbitrary homotopy invariant presheaf with Witt-transfers is proved. To construct a category of Witt-motives one should prove the homotopy invariance of Nisnevich cohomology of an arbitrary homotopy invariant Nisnevich sheaf with Witt-transfers.
KW - Abelian Group
KW - Smooth Variety
KW - Triangulate Category
KW - QUADRATIC SPACES
KW - Homotopy invariance
UR - http://www.scopus.com/inward/record.url?scp=84943361288&partnerID=8YFLogxK
U2 - 10.1007/s10958-015-2512-4
DO - 10.1007/s10958-015-2512-4
M3 - Article
AN - SCOPUS:84943361288
VL - 209
SP - 555
EP - 563
JO - Journal of Mathematical Sciences
JF - Journal of Mathematical Sciences
SN - 1072-3374
IS - 4
M1 - A006
ER -
ID: 35960835