Let k be an algebraically closed field We show using Kahn s and Sujatha s theory of birational motives that a Chow motive over k whose Chow groups are all representable (in the sense of Definition 2 1) belongs to the full and thick subcategory of motives generated by the twisted motives of curves (C) 2010 Academie des sciences Published by Elsevier Masson SAS All rights reserved
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Univ Liverpool, Dept Math Sci, Peach St, Liverpool L69 7ZL, Merseyside, EnglandUniv Liverpool, Dept Math Sci, Peach St, Liverpool L69 7ZL, Merseyside, England
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Univ Paris 13, Sorbonne Paris Cite, LAGA, CNRS UMR 7539, F-93430 Villetaneuse, FranceUniv Paris 13, Sorbonne Paris Cite, LAGA, CNRS UMR 7539, F-93430 Villetaneuse, France
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Univ Toulouse, Toulouse, France
Univ Toulouse 3, Toulouse, France
Inst Math Toulouse, Toulouse, FranceUniv Toulouse, Toulouse, France
Bernardara, M.
Tabuada, G.
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MIT, Dept Math, Cambridge, MA 02139 USA
Univ Nova Lisboa, FCT, Dept Matemat, Lisbon, Portugal
Univ Nova Lisboa, FCT, CMA, Lisbon, PortugalUniv Toulouse, Toulouse, France