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The Mittag-Leffler function $E_{\alpha}$ being a natural generalization of the exponential function, an infinite-dimensional version of the fractional Poisson measure would have a characteristic functional \[ C_{\alpha}(\phi)…

Probability · Mathematics 2010-02-11 Maria Joao Oliveira , Habib Ouerdiane , Jose Luis da Silva , R. Vilela Mendes

We explore the recently introduced local-triviality dimensions by studying gauge actions on graph $C^*$-algebras, as well as the restrictions of the gauge action to finite cyclic subgroups. For $C^*$-algebras of finite acyclic graphs and…

Operator Algebras · Mathematics 2021-06-09 Alexandru Chirvasitu , Benjamin Passer , Mariusz Tobolski

Let $G:\mathbb{R\rightarrow R}$ be a continuous function. In the first part of this paper, we investigate sufficient conditions on $G$ such that \begin{equation*} \{G(f):f\in \dot{K}_{p,q}^{\alpha }F_{\beta }^{s}\}\subset…

Analysis of PDEs · Mathematics 2022-01-19 Douadi Drihem

First, we establish the theory of fractional powers of first order differential operators with zero order terms, obtaining PDE properties and analyzing the corresponding fractional Sobolev spaces. In particular, our study shows that…

Classical Analysis and ODEs · Mathematics 2022-05-03 M. Mazzitelli , P. R. Stinga , J. L. Torrea

In this paper we define a pair of faithful functors that map isomorphic and isotopic finite-dimensional algebras over finite fields to isomorphic graphs. These functors reduce the cost of computation that is usually required to determine…

Rings and Algebras · Mathematics 2017-02-08 O. J. Falcón , R. M. Falcón , J. Núñez , A. M. Pacheco , M. T. Villar

We define an equivalence relation on integer compositions and show that two ribbon Schur functions are identical if and only if their defining compositions are equivalent in this sense. This equivalence is completely determined by means of…

Combinatorics · Mathematics 2007-06-20 Louis J. Billera , Hugh Thomas , Stephanie van Willigenburg

We define a parametric Radon transform $R$ that assigns to a Sobolev function on the cylinder $\mathbb{S}\times \mathbb{R}$ in $\mathbb{R}^3$ its mean values along sets $E_\zeta$ formed by the intersections of planes through the origin and…

Classical Analysis and ODEs · Mathematics 2021-11-23 Alejandro Coyoli

We study three-dimensional partition functions constructed from the tetrahedral $L$-operator introduced and studied by Bazhanov-Sergeev and Kuniba-Maruyama-Okado. First, we explore the $q=0$ case, extending the authors' previous results and…

Mathematical Physics · Physics 2026-04-27 Shinsuke Iwao , Kohei Motegi , Ryo Ohkawa

A quasihomomorphism is a map that satisfies the homomorphism relation up to bounded error. Fujiwara and Kapovich proved a rigidity result for quasihomomorphisms taking values in discrete groups, showing that all quasihomomorphisms can be…

Group Theory · Mathematics 2026-03-04 Sami Douba , Francesco Fournier-Facio , Sam Hughes , Simon Machado

The Katz-Sarnak Density Conjecture states that the behavior of zeros of a family of $L$-functions near the central point (as the conductors tend to zero) agrees with the behavior of eigenvalues near 1 of a classical compact group (as the…

Number Theory · Mathematics 2014-01-21 Levent Alpoge , Nadine Amersi , Geoffrey Iyer , Oleg Lazarev , Steven J. Miller , Liyang Zhang

We study deformations of axially symmetric initial data for Einstein-Maxwell equations satisfying the time-rotation ($t$-$\phi$) symmetry and containing one asymptotically cylindrical end and one asymptotically flat end. We find that the…

General Relativity and Quantum Cosmology · Physics 2016-05-25 Andrés Aceña , María E. Gabach Clément

We give explicit formulae for fringe lengths of the Calegari-Walker Ziggurats -- i.e. graphs of extremal rotation numbers associated to positive words in free groups. These formulae reveal (partial) integral projective self-similarity in…

Geometric Topology · Mathematics 2016-01-06 Subhadip Chowdhury

Tchakaloff's theorem from 1957 asserts the existence of exact quadrature rules with non-negative weights for any polynomial space of finite degree on $\mathbb{R}^d$ if the underlying measure is positive, compactly supported, and absolutely…

Functional Analysis · Mathematics 2025-11-20 Martin Schäfer , Tino Ullrich

The tubal tensor framework provides a clean and effective algebraic setting for tensor computations, supporting matrix-mimetic features like Singular Value Decomposition and Eckart-Young-like optimality results. Underlying the tubal tensor…

Numerical Analysis · Mathematics 2025-04-25 Uria Mor , Haim Avron

Let $\phi$ be a quasiconformal mapping, and let $T_\phi$ be the composition operator which maps $f$ to $f\circ\phi$. Since $\phi$ may not be bi-Lipschitz, the composition operator need not map Sobolev spaces to themselves. The study begins…

Classical Analysis and ODEs · Mathematics 2017-02-24 Marcos Oliva , Martí Prats

We establish that constructive continued fraction dimension originally defined using $s$-gales is robust, but surprisingly, that the effective continued fraction dimension and effective (base-$b$) Hausdorff dimension of the same real can be…

Information Theory · Computer Science 2023-08-16 Satyadev Nandakumar , Akhil S , Prateek Vishnoi

q-Deformed harmonic oscillator algebra for real and root of unity values of the deformation parameter is discussed by using an extension of the number concept proposed by Gauss, namely the Q-numbers. A study of the reducibility of the Fock…

Quantum Algebra · Mathematics 2007-05-23 D. Galetti , J. T. Lunardi , B. M. Pimentel , M. Ruzzi

The aim of this paper is to study radial symmetry and monotonicity properties for positive solution of elliptic equations involving the fractional Laplacian. We first consider the semi-linear Dirichlet problem (-\Delta)^{\alpha} u=f(u)+g,\…

Analysis of PDEs · Mathematics 2013-11-28 Patricio Felmer , Ying Wang

For the algebra $\mI_1= K<x, \frac{d}{dx}, \int>$ of polynomial integro-differential operators over a field $K$ of characteristic zero, a classification of simple modules is given. It is proved that $\mI_1$ is a left and right coherent…

Rings and Algebras · Mathematics 2012-05-17 V. V. Bavula

In this paper, we work toward answering the following question: given a uniformly random algebra homomorphism from the ring of symmetric functions over the integers to a finite field $\mathbb{F}_q$, what is the probability that the Schur…

Combinatorics · Mathematics 2019-12-13 Ben Anzis , Shuli Chen , Yibo Gao , Jesse Kim , Zhaoqi Li , Rebecca Patrias