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Categories of abelian varieties over finite fields II: Abelian varieties over finite fields and Morita equivalence
- Publication Year :
- 2021
-
Abstract
- The category of abelian varieties over $\mathbb{F}_q$ is shown to be anti-equivalent to a category of $\mathbb{Z}$-lattices that are modules for a non-commutative pro-ring of endomorphisms of a suitably chosen direct system of abelian varieties over $\mathbb{F}_q$. On full subcategories cut out by a finite set $w$ of conjugacy classes of Weil $q$-numbers, the anti-equivalence is represented by what we call $w$-locally projective abelian varieties.<br />Comment: 41 pages, revised version following advice by the referee
- Subjects :
- Mathematics - Number Theory
Mathematics - Algebraic Geometry
11G10, 14K10
Subjects
Details
- Database :
- arXiv
- Publication Type :
- Report
- Accession number :
- edsarx.2112.14306
- Document Type :
- Working Paper