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Related papers: The Local Langlands Conjecture for $G_2$

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We prove Behrend's conjecture on the rationality of the canonical reduction of principal bundles and reductive group schemes for classical groups and give new bounds for the conjecture for exceptional groups. However we find a…

Algebraic Geometry · Mathematics 2008-11-03 Jochen Heinloth

By Langlands and Deligne we know that the local constants are extendible functions. Therefore, to give an explicit formula of the local constant of an induced representation of a local Galois group of a non-Archimedean local field $F$ of…

Number Theory · Mathematics 2017-10-12 Sazzad Ali Biswas

The local Langlands correspondence for GL(n) of a non-Archimedean local field $F$ parametrizes irreducible admissible representations of $GL(n,F)$ in terms of representations of the Weil-Deligne group $WD_F$ of $F$. The correspondence,…

Number Theory · Mathematics 2007-05-23 Michael Harris

Let F be a global field, A its ring of adeles, G a reductive group over F. We prove the Baum-Connes conjecture for the adelic group G(A).

K-Theory and Homology · Mathematics 2009-10-31 Paul Baum , Stephen Millington , Roger Plymen

This paper gives a characterisation of the group G_2(K) over an algebraically closed field K of characteristic not 2 inside the class of simple K*-groups of finite Morley rank not interpreting a bad field using the structure of centralizers…

Group Theory · Mathematics 2007-05-23 Christine Altseimer

We prove that $L$-functions from Langlands-Shahidi method in the case of $GSpin$ groups over a non-Archimedean local field of characteristic zero are Artin $L$-functions through the local Langlands correspondence. It has an application on…

Number Theory · Mathematics 2017-12-27 Yeansu Kim

In this paper we describe all group gradings by a finite abelian group $\Gamma$ of a simple Lie algebra of type $G_2$ over an algebraically closed field $F$ of characteristic 0.

Rings and Algebras · Mathematics 2007-05-23 Yuri Bahturin , Marina Tvalavadze

The Langlands correspondence of GL(2,F) over a non-Archimedean local field F of characteristic 0 has been well studied. The construction uses the theta correspondence. In this paper, we are going to describe explicitly how this construction…

Representation Theory · Mathematics 2015-11-13 Ran Cui

We show that the universal unitary completion of certain locally algebraic representation of $G:=\GL_2(\Qp)$ with $p>2$ is non-zero, topologically irreducible, admissible and corresponds to a 2-dimensional crystalline representation with…

Representation Theory · Mathematics 2009-02-09 Vytautas Paskunas

We prove the geometric Bogomolov conjecture over a function field of characteristic zero.

Algebraic Geometry · Mathematics 2023-02-22 Serge Cantat , Ziyang Gao , Philipp Habegger , Junyi Xie

In all forms of the local Langlands program the abelian category of smooth representations of p-adic groups G in vector spaces over a field k plays a central role. Of particular interest are its finiteness properties. If the field k has…

Representation Theory · Mathematics 2026-03-27 Peter Schneider

We prove a local-to-global result for fixed points of groups acting on affine buildings (possibly non-discrete) of types $\tilde{A}_2$ or $\tilde{C}_2$. In the discrete case, our theorem establishes the corresponding special cases of a…

Group Theory · Mathematics 2022-12-07 Jeroen Schillewaert , Koen Struyve , Anne Thomas

Let $K$ be a non-archimedean local field with residue field of characteristic $p$. We give necessary and sufficient conditions for a two-generator subgroup $G$ of ${\rm PSL_2}(K)$ to be discrete, where either $K=\mathbb{Q}_p$ or $G$…

Group Theory · Mathematics 2023-08-16 Matthew J. Conder , Jeroen Schillewaert

Let H be a connected reductive group over an algebraically closed field of characteristic zero, and let G be an abstract group. In this note we show that every homomorphism from the Grothendieck semiring of H to that of G which maps…

Number Theory · Mathematics 2016-01-20 David Kazhdan , Michael Larsen , Yakov Varshavsky

We compute the universal deformations of cuspidal representations $\pi$ of $\GL_2(F)$ over an algebraically closed field of characteristic $l$, where $F$ is a local field of residue characteristic $p$ not equal to $l$. When $\pi$ is…

Number Theory · Mathematics 2009-09-15 David Helm

This paper performs the following steps toward the proof of GLC in the de Rham setting: (i) We deduce GLC for G=GL_n; (ii) We prove that the Langlands functor L_G constructed in [GLC1], when restricted to the cuspidal category, is…

Algebraic Geometry · Mathematics 2024-09-16 D. Arinkin , D. Beraldo , L. Chen , J. Faergeman , D. Gaitsgory , K. Lin , S. Raskin , N. Rozenblyum

Let G be a torsion free discrete group and let \bar{Q} denote the field of algebraic numbers in C. We prove that \bar{Q}[G] fulfills the Atiyah conjecture if G lies in a certain class of groups D, which contains in particular all groups…

Geometric Topology · Mathematics 2018-11-28 Jozef Dodziuk , Peter Linnell , Varghese Mathai , Thomas Schick , Stuart Yates

Let G be a connected reductive group over a non-archimedean local field. We say that an irreducible depth-zero (complex) G-representation is non-singular if its cuspidal support is non-singular. We establish a Local Langlands Correspondence…

Representation Theory · Mathematics 2025-02-11 Maarten Solleveld , Yujie Xu

Inspired by Emerton's work for GL(2), we study the completed cohomology of the tower of finite sets associated with a definite unitary group in two variables. When p splits (and other technical assumptions are fulfilled), we show that the…

Number Theory · Mathematics 2013-04-18 Przemyslaw Chojecki , Claus Sorensen

Arthur has conjectured that the unitarity of a number of representations can be shown by finding appropriate automorphic realizations. This has been verified for classical groups by Moeglin and for the exceptional Chevalley group G_2 by…

Representation Theory · Mathematics 2012-05-03 Stephen D. Miller