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Extensions of filtered Ogus structures

Authors :
Chiarellotto, Bruno
Mazzari, Nicola
Source :
Applied Categorical Structures, Vol 20, n. 1, pp. 143-148, 2020
Publication Year :
2019

Abstract

We compute the Ext group of the (filtered) Ogus category over a number field $K$. In particular we prove that the filtered Ogus realisation of mixed motives is not fully faithful.<br />Comment: arXiv admin note: text overlap with arXiv:1808.03146

Details

Database :
arXiv
Journal :
Applied Categorical Structures, Vol 20, n. 1, pp. 143-148, 2020
Publication Type :
Report
Accession number :
edsarx.1912.08091
Document Type :
Working Paper
Full Text :
https://doi.org/10.1007/s10485-019-09576-8