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Let $G$ be a reductive $p$-adic group. We give a short proof of the fact that $G$ always admits supercuspidal complex representations. This result has already been established by A. Kret using the Deligne-Lusztig theory of representations…

Representation Theory · Mathematics 2016-03-09 Raphaël Beuzart-Plessis

We prove one direction of a recently posed conjecture by Gan-Gross-Prasad, which predicts the branching laws that govern restriction from p-adic $GL_n$ to $GL_{n-1}$ of irreducible smooth representations within the Arthur-type class. We…

Representation Theory · Mathematics 2020-06-08 Maxim Gurevich

The notion of a \emph{$G$-completely reducible} subgroup is important in the study of algebraic groups and their subgroup structure. It generalizes the usual idea of complete reducibility from representation theory: a subgroup $H$ of a…

Group Theory · Mathematics 2022-07-26 Benjamin Martin

We extend the thermodynamic derivation of gravity in the Jacobson framework by generalizing the Clausius relation through a nontrivial entropy functional. We show that entropy deformations appear as modifications of the effective…

General Relativity and Quantum Cosmology · Physics 2026-04-14 H. R. Fazlollahi

A generalization of Serre's Conjecture asserts that if $F$ is a totally real field, then certain characteristic $p$ representations of Galois groups over $F$ arise from Hilbert modular forms. Moreover it predicts the set of weights of such…

Number Theory · Mathematics 2017-12-13 Lassina Dembele , Fred Diamond , David P. Roberts

In this paper, we study several definitions of generalized rank weights for arbitrary finite extensions of fields. We prove that all these definitions coincide, generalizing known results for extensions of finite fields.

Information Theory · Computer Science 2019-02-05 Grégory Berhuy , Jean Fasel , Odile Garotta

The purpose of this article is to study conservativity in the context of triangulated categories equipped with a weight structure. As application, we establish (weight) conservativity for the restriction of the (generic) l-adic realization…

Algebraic Geometry · Mathematics 2018-10-19 Jörg Wildeshaus

I prove that the generic type of the free nonabelian group has infinite weight (strengthening non superstability of the free group).

Group Theory · Mathematics 2008-12-10 Anand Pillay

The main theorem in this paper is a far-reaching generalization of Gleason's theorem on the weight enumerators of codes which applies to arbitrary-genus weight enumerators of self-dual codes defined over a large class of finite rings and…

Number Theory · Mathematics 2007-07-16 Gabriele Nebe , E. M. Rains , N. J. A. Sloane

This paper collates, presents, and expands upon technology and results obtained as part of the author's PhD thesis. We generalize work done in the $\sigma$-finite setting by the author, Goldbring, Hart, and Sinclair by producing a language…

Operator Algebras · Mathematics 2025-08-26 Jananan Arulseelan

Let H be any reductive p-adic group. We introduce a notion of cuspidality for enhanced Langlands parameters for H, which conjecturally puts supercuspidal H-representations in bijection with such L-parameters. We also define a cuspidal…

Representation Theory · Mathematics 2025-05-09 Anne-Marie Aubert , Ahmed Moussaoui , Maarten Solleveld

A weight-dependent generalization of the binomial theorem for noncommuting variables is presented. This result extends the well-known binomial theorem for q-commuting variables by a generic weight function depending on two integers. For a…

Quantum Algebra · Mathematics 2012-03-19 Michael J. Schlosser

Affine variational principle for General Relativity, proposed in 1978 by one of us (J.K.), is a good remedy for the non-universal properties of the standard, metric formulation, arising when the matter Lagrangian depends upon the metric…

General Relativity and Quantum Cosmology · Physics 2008-11-26 Jerzy Kijowski , Roman Werpachowski

We prove the blockwise Navarro Alperin weight conjecture for double covers of symmetric and alternating groups.

Group Theory · Mathematics 2025-09-18 Yucong Du , Xin Huang , Jiping Zhang

We review some definitions and basic notions relating to generalised spin structures and introduce the notion of reducibility. We discuss connections on these structures, define a covariant Lie derivative for associated bundles and develop…

Differential Geometry · Mathematics 2025-11-06 Andrew D. K. Beckett

Let G be a connected reductive group defined over an algebraically closed field k of characteristic p > 0. The purpose of this paper is two-fold. First, when p is a good prime, we give a new proof of the ``order formula'' of D. Testerman…

Representation Theory · Mathematics 2007-05-23 George J. McNinch

We develop a theory of general sheaves over weighted projective lines. We define and study a canonical decomposition, analogous to Kac's canonical decomposition for representations of quivers, study subsheaves of a general sheaf, general…

Algebraic Geometry · Mathematics 2007-09-24 William Crawley-Boevey

In this paper we study higher Deligne--Lusztig representations of reductive groups over finite quotients of discrete valuation rings. At even levels, we show that these geometrically constructed representations coincide with certain induced…

Representation Theory · Mathematics 2016-04-07 Zhe Chen , Alexander Stasinski

We propose a general notion of algebraic gauge theory obtained via extracting the main properties of classical gauge theory. Building on a recent work on transferring curved $A_{\infty}$-structures we show that, under certain technical…

Mathematical Physics · Physics 2017-03-20 Svetoslav Zahariev

The metric-affine variational principle is applied to generate teleparallel and symmetric teleparallel theories of gravity. From the latter is discovered an exceptional class which is consistent with a vanishing affine connection. Based on…

General Relativity and Quantum Cosmology · Physics 2018-09-17 Jose Beltran Jimenez , Lavinia Heisenberg , Tomi Koivisto