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Related papers: Limits of residually irreducible p-adic Galois rep…

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We consider limits of p-adic Galois representations, study different notions of convergence for such representations, and prove Cebotarev-type density theorems for them.

Number Theory · Mathematics 2007-05-23 Joel Bellaiche , Gaetan Chenevier , Chandrashekhar Khare , Michael Larsen

We consider continuous representations of the Galois group G of a number field K taking values in the completion C of an algebraic closure A of the field of l-adic numbers. We give a construction of irreducible representations of G in…

Number Theory · Mathematics 2007-05-23 Chandrashekhar Khare , Michael Larsen , Ravi Ramakrishna

We prove new automorphy lifting theorems for residually reducible Galois representations of unitary type in which the residual representation is permitted to have an arbitrary number of irreducible constituents.

Number Theory · Mathematics 2020-08-14 Patrick B. Allen , James Newton , Jack A. Thorne

We provide conditions on the p-adic Galois representation of a smooth proper variety over a complete nonarchimedean extension of Q_p to have (potentially) good ordinary reduction.

Algebraic Geometry · Mathematics 2018-03-02 Sanath K. Devalapurkar

We compute the reductions of irreducible crystalline two-dimensional representations of $G_{\mathbf{Q}_p}$ of slope 1, for primes $p \geq 5$, and all weights. We describe the semisimplification of the reductions completely. In particular,…

Number Theory · Mathematics 2018-05-28 Shalini Bhattacharya , Eknath Ghate , Sandra Rozensztajn

Let $n>1$, $e\geq 0$ and a prime number $p\geq 2^{n+2+2e}+3$, such that the index of regularity of $p$ is $\leq e$. We show that there are infinitely many irreducible Galois representations $\rho: Gal(\bar{\mathbb{Q}}/\mathbb{Q})\rightarrow…

Number Theory · Mathematics 2021-06-08 Anwesh Ray

We calculate extensions between certain irreducible admissible representations of p-adic groups.

Representation Theory · Mathematics 2012-05-10 Jeffrey D. Adler , Dipendra Prasad

In this article, we prove that for a convergent sequence of residually absolutely irreducible representations of the absolute Galois group of a number field $F$ with coefficients in a domain finite over a power series ring over a $p$-adic…

Number Theory · Mathematics 2021-12-28 S. Aniruddha , Jyoti Prakash Saha

We study Galois representations attached to nonsimple abelian varieties over finitely generated fields of arbitrary characteristic. We give sufficient conditions for such representations to decompose as a product, and apply them to prove…

Number Theory · Mathematics 2015-10-13 Davide Lombardo

In this paper we show that two dimensional (mod p) Galois representations satisfying mild hypotheses can be lifted to p-adic Galois representations ramified at infinitely many primes such that the characteristic polynomials of Frobenius at…

Number Theory · Mathematics 2007-05-23 Chandrashekhar Khare , Michael Larsen , Ravi Ramakrishna

We prove that over totally real fields, the $p$-adic Galois representations attached to non-self-dual regular algebraic cuspidal automorphic representations of $\mathrm{GL}(4)$ are irreducible. We then develop the theory of extra-twists in…

Number Theory · Mathematics 2026-03-23 Alireza Shavali

In the first part of this paper we try to explain to a general mathematical audience some of the remarkable web of conjectures linking representations of Galois groups with algebraic geometry, complex analysis and discrete subgroups of Lie…

Number Theory · Mathematics 2007-05-23 Richard Taylor

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

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

In this work we generalise the main result of arXiv:1812.05651 to the family of hyperelliptic curves with potentially good reduction over a $p$-adic field which have degree $p$ and the largest possible image of inertia under the $\ell$-adic…

Number Theory · Mathematics 2021-12-14 Nirvana Coppola

The goal of this paper is to remove the irreducibility hypothesis in a theorem of Richard Taylor describing the image of complex conjugations by $p$-adic Galois representations associated with regular, algebraic, essentially self-dual,…

Number Theory · Mathematics 2012-03-02 Olivier Taïbi

In this paper we develop a theory of class invariants associated to $p$-adic representations of absolute Galois groups of number fields. Our main tool for doing this involves a new way of describing certain Selmer groups attached to…

Number Theory · Mathematics 2007-05-23 A. Agboola

Let $G$ be a finite classical group of Lie type of rank $\ell$, defined over a field of characteristic $p>2$. In this work, we classify the irreducible representations of $G$ whose dimensions are bounded by a constant proportional to…

Representation Theory · Mathematics 2025-11-19 Luis Gutiérrez Frez , Adrian Zenteno

We give a description of the rational representations of the differential Galois group of a Picard-Vessiot extension.

Dynamical Systems · Mathematics 2007-05-23 Marc Reversat

We take some initial steps towards illuminating the (hypothetical) $p$-adic local Langlands functoriality principle relating Galois representations of a $p$-adic field $L$ and admissible unitary Banach space representations of $G(L)$ when…

Number Theory · Mathematics 2007-05-23 Peter Schneider , Jeremy Teitelbaum
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