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Related papers: Local Shtukas and Divisible Local Anderson Modules

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We review the analog of Fontaine's theory of crystalline $p$-adic Galois representations and their classification by weakly admissible filtered isocrystals in the arithmetic of function fields over a finite field. There crystalline Galois…

Number Theory · Mathematics 2020-04-03 Urs Hartl , Wansu Kim

This article consisted of an elementary introduction to deformation theory of varieties, schemes and manifolds, with some applications to local and global shtukas and fever to Newton polygons of $p$-divisible groups . Soft problems and…

Number Theory · Mathematics 2016-01-11 Nikolaj Glazunov

This is the first in a sequence of two articles investigating moduli stacks of global G-shtukas, which are function field analogs for Shimura varieties. Here G is a flat affine group scheme of finite type over a smooth projective curve, and…

Number Theory · Mathematics 2015-12-23 Esmail M. Arasteh Rad , Urs Hartl

Bounded local G-shtukas are function field analogs for p-divisible groups with extra structure. We describe their deformations and moduli spaces. The latter are analogous to Rapoport-Zink spaces for p-divisible groups. The underlying…

Algebraic Geometry · Mathematics 2014-01-28 U. Hartl , E. Viehmann

For an Anderson A-motive over a discretely valued field whose residue field has A-characteristic \epsilon, we prove a criterion for good reduction in terms of its associated local shtuka at \epsilon. This yields a criterion for good…

Number Theory · Mathematics 2016-03-11 Urs Hartl , Simon Hüsken

We study families of analytic $p$-divisible groups over adic spaces $S$ defined over $\mathbb{Q}_p$. We prove an equivalence between such families and Hodge-Tate triples, generalizing a theorem of Fargues. For a perfectoid space $S$, we…

Algebraic Geometry · Mathematics 2026-02-06 Lucas Gerth

This is the second in a sequence of articles, in which we explore moduli stacks of global G-shtukas, the function field analogs for Shimura varieties. Here G is a flat affine group scheme of finite type over a smooth projective curve C over…

Number Theory · Mathematics 2019-03-19 Esmail M. Arasteh Rad , Urs Hartl

In this article we develop the theory of local models for the moduli stacks of global $G$-shtukas, the function field analogs for Shimura varieties. Here $G$ is a smooth affine group scheme over a smooth projective curve. As the first…

Number Theory · Mathematics 2017-03-03 Esmail Arasteh Rad , Somayeh Habibi

Pure t-motives were introduced by G. Anderson as higher dimensional generalizations of Drinfeld modules, and as the appropriate analogs of abelian varieties in the arithmetic of function fields. In order to construct moduli spaces for pure…

Number Theory · Mathematics 2014-01-28 Matthias Bornhofen , Urs Hartl

We make a detailed account of sign-normalized rank 1 Drinfeld A-modules, for A the coordinate ring of an elliptic curve over a finite field, in order to provide a parallel theory to the Carlitz module for F_q[t]. Using precise formulas for…

Number Theory · Mathematics 2018-05-15 Nathan Green , Matthew A. Papanikolas

In a recent paper by M. Mantoiu and M. Ruzhansky, a global pseudo-differential calculus has been developed for unimodular groups of type I. In the present article we generalize the main results to arbitrary locally compact groups of type I.…

Functional Analysis · Mathematics 2020-08-19 M. Mantoiu , M. Sandoval

We establish a generalization of the p-adic local monodromy theorem (of Andre, Mebkhout, and the author) in which differential equations on rigid analytic annuli are replaced by differential equations on so-called fake annuli. The latter…

Number Theory · Mathematics 2007-05-23 Kiran S. Kedlaya

We show that to every p-divisible group over a p-adic ring one can associate a display by crystalline Dieudonne theory. For an appropriate notion of truncated displays, this induces a functor from truncated Barsotti-Tate groups to truncated…

Algebraic Geometry · Mathematics 2010-06-15 Eike Lau

We develop the theory of logarithmic p-divisible groups and the theory of logarithmic finite locally free commutative group schemes.

Algebraic Geometry · Mathematics 2023-06-27 Kazuya Kato

We discuss the relation between crystalline Dieudonne theory and Dieudonne displays, with special emphasis on the case p=2. The theory of Dieudonne displays is extended to this case without restriction, which implies that the classification…

Number Theory · Mathematics 2015-01-16 Eike Lau

Let $O_D$ be the ring of integers in a division algebra of invariant $1/n$ over a p-adic local field. Drinfeld proved that the moduli problem of special formal $O_D$-modules is representable by Deligne's formal scheme version of the…

Algebraic Geometry · Mathematics 2017-05-23 M. Rapoport , Th. Zink

We prove several results about p-divisible groups and Rapoport-Zink spaces. Our main goal is to prove that Rapoport-Zink spaces at infinite level are naturally perfectoid spaces, and to give a description of these spaces purely in terms of…

Number Theory · Mathematics 2013-04-16 Peter Scholze , Jared Weinstein

We study local G-shtukas with level structure over a base scheme whose Newton polygons are constant on the base. We show that after a finite base change and after passing to an \'etale covering, such a local G-shtuka is isogenous to a…

Algebraic Geometry · Mathematics 2014-01-28 Urs Hartl , Eva Viehmann

Moduli spaces of global $\mathbb G$-shtukas play a crucial role in the Langlands program for function fields. We analyze their functoriality properties following a change of the curve and a change of the group scheme $\mathbb G$ under…

Algebraic Geometry · Mathematics 2019-02-28 Paul Breutmann

Pure t-motives were introduced by G. Anderson as higher dimensional generalizations of Drinfeld modules, and as the appropriate analogs of abelian varieties in the arithmetic of function fields. In this article we develop their theory…

Number Theory · Mathematics 2010-01-15 Matthias Bornhofen , Urs Hartl
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