Let k be a perfect field. In this paper we prove that biextensions of 1-motives define multilinear morphisms between 1-motives in Voevodsky’s triangulated category DMeff gm(k,Q) of effective geometrical motives over k with rational coefficients.
Biextensions of 1-motives in Voevodsky's category of motives / C. Bertolin, C. Mazza. - In: INTERNATIONAL MATHEMATICS RESEARCH NOTICES. - ISSN 1073-7928. - 19:19(2009), pp. 3747-3757.
Biextensions of 1-motives in Voevodsky's category of motives
C. MazzaUltimo
2009
Abstract
Let k be a perfect field. In this paper we prove that biextensions of 1-motives define multilinear morphisms between 1-motives in Voevodsky’s triangulated category DMeff gm(k,Q) of effective geometrical motives over k with rational coefficients.
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