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Related papers: Some new directions in p-adic Hodge theory

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The theory of locally analytic representations of $p$-adic Lie groups with $\mathbf{Q}_p$-coefficients is a powerful tool in $p$-adic Hodge theory and in the $p$-adic Langlands program. This perspective reveals important differential…

Number Theory · Mathematics 2025-10-16 Gal Porat

We use the theory of trianguline $(\varphi,\Gamma)$-modules over pseudorigid spaces to prove a modularity lifting theorem for certain Galois representations which are trianguline at $p$, including those with characteristic $p$ coefficients.…

Number Theory · Mathematics 2023-11-17 Rebecca Bellovin

In this article we revisit the partial Selmer groups introduced by Ding in cohomological degree one. On the subcategory of partially de Rham positive $B$-pairs we extend them to higher cohomological degree and show that the resulting groups…

Number Theory · Mathematics 2025-10-02 Rustam Steingart

We p-adically interpolate the relative de Rham cohomology of the universal elliptic curve over strict neighbourhoods of the ordinary locus of modular curves, together with the Hodge filtration and Gauss-Manin connection. Sections of these…

Number Theory · Mathematics 2019-04-24 Fabrizio Andreatta , Adrian Iovita

We give a direct approach to recover some of the results of Wiles and Tayor on modularity of certain 2-dimensional p-adic representations of the absolute Galois group of Q.

Number Theory · Mathematics 2007-05-23 Chandrashekhar Khare

Under the assumption that Galois representations associated to Siegel modular forms exist (it is known only for genus at most 2), we show that the cohomology with p-adic integral coefficients of Siegel Varieties, when localized at a…

Algebraic Geometry · Mathematics 2007-05-23 A. Mokrane , J. Tilouine

We establish a geometrisation of the Breuil-M\'ezard conjecture for potentially Barsotti-Tate representations, as well as of the weight part of Serre's conjecture, for moduli stacks of two-dimensional mod p representations of the absolute…

Number Theory · Mathematics 2025-02-05 Ana Caraiani , Matthew Emerton , Toby Gee , David Savitt

We consider the problem of existence of representations of topological groupoids on a principal bundle and the classification of such representations up to gauge transformation. Such representations naturally occur in various contexts such…

Differential Geometry · Mathematics 2007-05-23 Jean-Claude Hausmann

We give proofs of de Rham comparison isomorphisms for rigid-analytic varieties, with coefficients and in families. This relies on the theory of perfectoid spaces. Another new ingredient is the pro-etale site, which makes all constructions…

Algebraic Geometry · Mathematics 2012-11-06 Peter Scholze

In this paper we explain how to attach to a family of $p$-adic representations of a product of Galois groups an overconvergent family of multivariable $(\varphi,\Gamma)$-modules, generalizing results from Pal-Zabradi and…

Number Theory · Mathematics 2025-02-19 Léo Poyeton , Pietro Vanni

We determine all values of the parameters for which the cell modules form a standard system, for a class of cellular diagram algebras including partition, Brauer, walled Brauer, Temperley-Lieb and Jones algebras. For this, we develop and…

Representation Theory · Mathematics 2019-02-05 Kevin Coulembier , Ruibin Zhang

The category of rational mixed Hodge-Tate structures is a mixed Tate category. So thanks to the Tannakian formalism, it is equivalent to the category of finite dimensional graded comodules over a graded commutative Hopf algebra H over Q.…

Algebraic Geometry · Mathematics 2018-01-17 Alexander Goncharov , Guangyu Zhu

We introduce a criterion on the presentation of finitely presented pro-$p$ groups which allows us to compute their cohomology groups and infer quotients of mild groups of cohomological dimension strictly larger than two, from (non-free)…

Group Theory · Mathematics 2025-01-10 Oussama Hamza

In this article, we pursue two main objectives. The first is to show that the fundamental results of Green-Lazarsfeld (1987, 1991) on generic vanishing theorems, and works of Budur-Wang (2015, 2020) on cohomology jumping loci, can be…

Algebraic Geometry · Mathematics 2025-11-11 Junyan Cao , Ya Deng , Christopher D. Hacon , Mihai Paun

We use geometry of the wonderful compactification to obtain a new proof of the relation between Deligne-Lusztig (or Alvis-Curtis) duality for $p$-adic groups and the homological duality. This provides a new way to introduce an involution on…

Representation Theory · Mathematics 2018-10-12 Joseph Bernstein , Roman Bezrukavnikov , David Kazhdan

Motives and automorphic forms of arithmetic type give rise to Galois representations that occur in {\it compatible families}. These compatible families are of p-adic representations with p varying. By reducing such a family mod p one…

Number Theory · Mathematics 2007-05-23 Chandrashekhar Khare , Ian Kiming

In this paper we give a geometric construction of the Borel equivariant (co)homology for spaces with a $G$-action, where $G$ is a compact Lie group with the property that the adjoint representation is orientable. A nice feature of these…

Algebraic Topology · Mathematics 2014-01-10 Haggai Tene

In this article, we study deformations of conjugate self-dual Galois representations. The study has two folds. First, we prove an R=T type theorem for a conjugate self-dual Galois representation with coefficients in a finite field,…

Number Theory · Mathematics 2021-08-17 Yifeng Liu , Yichao Tian , Liang Xiao , Wei Zhang , Xinwen Zhu

This is the text of a talk to the study week on \emph{Modular forms and Galois representations} held in Luminy, 1997. We give a survey of $p$-adic modular forms, as developped by Serre, Katz, Hida, Wiles, Coleman and others...

Number Theory · Mathematics 2007-05-23 Antoine Chambert-Loir

We complete the picture of local and global arithmetic duality theorems for short complexes of finite Galois modules and tori over $p$-adic function fields. In view of the duality theorems, we deduce a $12$-term Poitou--Tate exact sequence…

Number Theory · Mathematics 2019-10-25 Yisheng Tian