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Related papers: Artin $L$-functions and noncommutative tori

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We make some observations about Rosenberg's Levi-Civita connections on noncommutative tori, noting the non-uniqueness of torsion-free metric-compatible connections without prescribed connection operator for the inner *-derivations, the…

Operator Algebras · Mathematics 2018-01-11 Mira A. Peterka , Albert J. L. Sheu

The machinery of noncommutative Schur functions provides a general tool for obtaining Schur expansions for combinatorially defined symmetric functions. We extend this approach to a wider class of symmetric functions, explore its strengths…

Combinatorics · Mathematics 2016-07-12 Jonah Blasiak , Sergey Fomin

We proved the existence of invariant tori in differentiable Hamiltonian vector fields without action-angle variables. It is a generalization of the result of [Llave, 2005] that deals with analytic vector fields.

Mathematical Physics · Physics 2013-06-25 Wu-Hwan Jong , Jin-Chol Paek

We generalize the work of M. Harris and R. Taylor on the local Langlands correspondence for the linear group over $\mathbb{Q}_p$. We prove some cases of the Kottwitz conjectures for the supercuspidal part of the compactly supported…

Number Theory · Mathematics 2009-09-25 Laurent Fargues

We give a congruence for L-functions coming from affine additive exponential sums over a finite field. Precisely, we give a congruence for certain operators coming from Dwork's theory. This congruence is very similar to the congruence of…

Number Theory · Mathematics 2012-06-08 Régis Blache

We give a systematic study on the Hardy spaces of functions with values in the non-commutative $L^p$-spaces associated with a semifinite von Neumann algebra ${\cal}M.$ This is motivated by the works on matrix valued Harmonic Analysis…

Classical Analysis and ODEs · Mathematics 2007-06-13 Tao Mei

We study non-commutative degenerations of elliptic curves over local fields. The corresponding objects are close relatives of non-commutative tori of Connes and Rieffel.

Algebraic Geometry · Mathematics 2007-05-23 Yan Soibelman , Vadim Vologodsky

We study categorial properties of the operadic twisting functor Tw. In particular, we show that Tw is a comonad. Coalgebras of this comonad are operads for which a natural notion of twisting by Maurer-Cartan elements exists. We give a large…

Rings and Algebras · Mathematics 2014-06-23 Vasily Dolgushev , Thomas Willwacher

We establish the compatibility of the Langlands functor with the operations of Eisenstein series constant term, and deduce that the Langlands functor induces an equivalence on Eisenstein-generated subcategories.

Algebraic Geometry · Mathematics 2024-09-12 Justin Campbell , Lin Chen , Joakim Faergeman , Dennis Gaitsgory , Kevin Lin , Sam Raskin , Nick Rozenblyum

Our main objective in the present article is to study the factorization problem for triple-product $p$-adic $L$-functions, particularly in the scenarios when the defining properties of the $p$-adic $L$-functions involved have no bearing on…

Number Theory · Mathematics 2025-01-14 Kâzım Büyükboduk , Ryotaro Sakamoto

A version of Auslander theorem is proven for the following classes of noncommutative algebras: (a) noetherian PI local (or connected graded) algebras of finite injective dimension, (b) universal enveloping algebras of finite dimensional Lie…

Rings and Algebras · Mathematics 2017-10-18 Y. -H. Bao , J. -W. He , J. J. Zhang

We briefly review Artin's reciprocity law in the classical ideal theoretic language, and then study connections between Artin's reciprocity law and the proofs of the quadratic reciprocity law using Gauss's Lemma.

Number Theory · Mathematics 2012-02-28 Franz Lemmermeyer

In this paper we construct an equivariant Poincar\'e duality between dual tori equipped with finite group actions. We use this to demonstrate that Langlands duality induces a rational isomorphism between the group $C^*$-algebras of extended…

K-Theory and Homology · Mathematics 2017-11-29 Graham A. Niblo , Roger Plymen , Nick Wright

Let $T$ be a circle and $LT$ be its loop group. Let $\mathcal{M}$ be an infinite dimensional manifold equipped with a nice $LT$-action. We construct an analytic $LT$-equivariant index for $\mathcal{M}$, and justify it in terms of…

Differential Geometry · Mathematics 2017-01-24 Doman Takata

We formulate an equivariant version of Greenberg's $p$-adic Artin conjecture for smoothed equivariant $p$-adic Artin $L$-functions in the context of an arbitrary one-dimensional admissible $p$-adic Lie extension of a totally real number…

Number Theory · Mathematics 2025-09-30 Ben Forrás

We construct field theory on noncommutative $\kappa$-Minkowski space-time. Having the Lorentz action on the noncommutative space-time coordinates we show that the field lagrangian is invariant. We show that noncommutativity requires…

High Energy Physics - Theory · Physics 2007-05-23 Sebastian Nowak

We prove Lieb-Thirring-type bounds on eigenvalues of non-selfadjoint Jacobi operators, which are nearly as strong as those proven previously for the case of selfadjoint operators by Hundertmark and Simon. We use a method based on…

Spectral Theory · Mathematics 2011-02-22 Marcel Hansmann , Guy Katriel

We generalize to some PDEs a theorem by Nekhoroshev on the persistence of invariant tori in Hamiltonian systems with $r$ integrals of motion and $n$ degrees of freedom, $r\leq n$. The result we get ensures the persistence of an…

Functional Analysis · Mathematics 2008-05-20 D. Bambusi , C. Bardelle

We suggest a new approach to Artin's constant that leads to its representation as an infinite sum divided by another infinite sum. The same approach works well for Stephens' constant and higher rank Artin's constants. The main results are…

Number Theory · Mathematics 2009-03-11 Ivan Cherednik

We consider the action of a noncompact torus H on the compact quotient G/L, where G is a Lie group containing H and L is a uniform lattice in G. Using harmonic analysis on G we prove a formula relating the compact orbits of H to the action…

dg-ga · Mathematics 2008-02-03 Anton Deitmar