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Under mild assumptions, we prove that any random multifunction can be represented as the set of minimizers of an infinitely many differentiable normal integrand, which preserves the convexity of the random multifunction. We provide several…

Optimization and Control · Mathematics 2021-08-06 Juan Guillermo Garrido , Pedro Pérez-Aros , Emilio Vilches

The problem of representation of elements of weighted space of infinitely differentiable functions on real line by exponential series is considered.

Classical Analysis and ODEs · Mathematics 2016-09-07 I. Kh. Musin

We review arXiv:1308.3444 and arXiv:1104.1891. The structure of the spectrum of a quantum integrable system is crucial to understand its properties. In his seminar 1971 paper, Baxter observed that the spectrum of the "ice model" has a very…

Quantum Algebra · Mathematics 2014-11-14 David Hernandez

We give an algorithm for computing the irreducible admissible representations of a real reductive group with regular integral infinitesimal character. This algorithm has been implemented on a computer, as part of the Atlas of Lie Groups and…

Representation Theory · Mathematics 2008-07-22 Jeffrey Adams , Fokko du Cloux

This is a short review on the thermal, spectral representation in the real-time version of the finite temperature quantum field theory. After presenting a clear derivation of the spectral representation, we discuss the properties of its…

High Energy Physics - Theory · Physics 2007-05-23 Sourav Sarkar , B. K. Patra , V. J. Menon , S. Mallik

The paper presents a survey over frame multipliers and related concepts. In particular, it includes a short motivation of why multipliers are of interest to consider, a review as well as extension of recent results, devoted to the…

Functional Analysis · Mathematics 2020-09-11 Diana T. Stoeva , Peter Balazs

We prove that the Steinberg representation of a connected reductive group over an infinite field is irreducible. For finite fields, this is a classical theorem of Steinberg and Curtis.

Representation Theory · Mathematics 2023-04-04 Andrew Putman , Andrew Snowden

The notion of geometric version of an infinitely divisible law is introduced. Concepts parallel to attraction and partial attraction are developed and studied in the setup of geometric summing of random variables.

Probability · Mathematics 2014-09-16 E. Sandhya , R. N. Pillai

Associative algebras with involution over a field of zero characteristic are considered. It is proved that in this case for any finitely generated associative algebra with involution there exists a finite dimensional algebra with involution…

Rings and Algebras · Mathematics 2013-02-13 Irina Sviridova

This paper begins the study of infinite-dimensional modules defined on bicomplex numbers. It generalizes a number of results obtained with finite-dimensional bicomplex modules. The central concept introduced is the one of a bicomplex…

Functional Analysis · Mathematics 2011-08-10 Raphael Gervais Lavoie , Louis Marchildon , Dominic Rochon

We study the distribution of principal ideals generated by irreducible elements in an algebraic number field.

Number Theory · Mathematics 2008-08-19 David M. Bradley , Ali E. Özlük , Rebecca A. Rozario , C. Snyder

We classify the automorphic representations (over number fields) and the irreducible admissible representations (over local fields) of unitary groups which are not quasi-split, under the assumption that the same is known for quasi-split…

Number Theory · Mathematics 2014-12-04 Tasho Kaletha , Alberto Minguez , Sug Woo Shin , Paul-James White

We determine the finite groups whose real irreducible representations have different degrees.

Group Theory · Mathematics 2025-05-08 Thomas Breuer , Frank Calegari , Silvio Dolfi , Gabriel Navarro , Pham Huu Tiep

A stationary random sequence admits under some assumptions a representation as the sum of two others: one of them is a martingale difference sequence, and another is a so-called coboundary. Such a representation can be used for proving some…

Probability · Mathematics 2008-12-24 Mikhail Gordin

We give the classification of thick representations and dense representations of the symmetric group over a field of characteristic zero.

Representation Theory · Mathematics 2026-03-23 Kazunori Nakamoto , Shingo Okuyama , Yasuhiro Omoda

In this paper, we study existence, equivalence and spectrality of infinite convolutions which may not be compactly supported in $d$-dimensional Euclidean space by manipulating various techniques in probability theory. First, we define the…

Functional Analysis · Mathematics 2025-06-10 Junjie Miao , Hongbo Zhao

In this paper spectral theorems for not necessarily continuous normal and self-adjoint random operators on a complex separable Hilbert space are proved.

Spectral Theory · Mathematics 2017-01-24 Pastorel Gaspar

We give an interpretation of J-spaces in terms of symmetric spectra in symmetric sequences. As application we show how one can define graded endomorphism objects in a general situation. As example we discuss the motivic bigraded…

Algebraic Topology · Mathematics 2010-12-13 Markus Spitzweck

We introduce the notion of a super-representation of a quiver. For super-representations of quivers over a field of characteristic zero, we describe the corresponding (super)algebras of polynomial semi-invariants and polynomial invariants.

Representation Theory · Mathematics 2019-12-03 V. A. Bovdi , A. N. Zubkov

Representation theory is shown to be incomplete in terms of enumerating all integrable limits of quantum systems. As a consequence, one can find exactly solvable Hamiltonians which have apparently strongly broken symmetry. The number of…

Nuclear Theory · Physics 2009-10-30 Dimitri Kusnezov