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Let $\Omega=G/K$ be a bounded symmetric domain and $S=K/L$ its Shilov boundary. We consider the action of $G$ on sections of a homogeneous line bundle over $\Omega$ and the corresponding eigenspaces of $G$-invariant differential operators.…

表示论 · 数学 2011-06-01 Khalid Koufany , Genkai Zhang

We introduce a hull operator on Poisson point processes, the easiest example being the convex hull of the support of a point process in Euclidean space. Assuming that the intensity measure of the process is known on the set generated by the…

概率论 · 数学 2024-02-02 Günter Last , Ilya Molchanov

A $d$-dimensional Ising model on a lattice torus is considered. As the size $n$ of the lattice tends to infinity, a Poisson approximation is given for the distribution of the number of copies in the lattice of any given local configuration,…

概率论 · 数学 2009-11-11 David Coupier

We investigate the bi-Hamiltonian structures associated with constrained dispersionless modified KP hierarchies which are constructed from truncations of the Lax operator of the dispersionless modified KP hierarchy. After transforming their…

可精确求解与可积系统 · 物理学 2015-06-26 Jen-Hsu Chang , Ming-Hsien Tu

We study a class of generalized Laplacian operators by violating the ellipticity with degenerate metric tensors. The theory is motivated by the statistical mechanics of topologically constrained particles. In the context of diffusion…

偏微分方程分析 · 数学 2019-08-05 Naoki Sato , Zensho Yoshida

A $U$-statistic of a Poisson point process is defined as the sum $\sum f(x_1,\ldots,x_k)$ over all (possibly infinitely many) $k$-tuples of distinct points of the point process. Using the Malliavin calculus, the Wiener-It\^{o} chaos…

概率论 · 数学 2013-12-13 Matthias Reitzner , Matthias Schulte

Let $M= \Gamma \setminus \mathbb{H}_d$ be a compact quotient of the $d$-dimensional Heisenberg group $\mathbb{H}_d$ by a lattice subgroup $\Gamma$. We show that the eigenvalue counting function $N(\lambda)$ for any fixed element of a family…

复变函数 · 数学 2021-07-16 Colin Fan , Elena Kim , Yunus E. Zeytuncu

We consider a generalization of the diffusion equation on graphs. This generalized diffusion equation gives rise to both normal and superdiffusive processes on infinite one-dimensional graphs. The generalization is based on the $k$-path…

泛函分析 · 数学 2017-03-30 Ernesto Estrada , Ehsan Hameed , Naomichi Hatano , Matthias Langer

Many aspects of pluripotential theory are generalized to quaternionic $m$-subharmonic functions. We introduce quaternionic version of notions of the $m$-Hessian operator, $m$-subharmonic functions, $m$-Hessian measure, $m$-capapcity, the…

复变函数 · 数学 2022-06-07 Shengqiu Liu , Wei Wang

In the Hammersley-Aldous-Diaconis process infinitely many particles sit in R and at most one particle is allowed at each position. A particle at x$ whose nearest neighbor to the right is at y, jumps at rate y-x to a position uniformly…

概率论 · 数学 2007-07-31 Pablo A. Ferrari , James B. Martin

In this paper we introduce the notion of multidimensional multiplicative Poisson vertex algebra, the generalization of the notion of multiplicative Poisson vertex algebra to a difference algebra endowed with D commuting shifts. After…

可精确求解与可积系统 · 物理学 2025-12-09 Pengfei Yang , Matteo Casati

In $L_2(\mathbb{R}^d;\mathbb{C}^n)$, we consider a selfadjoint matrix strongly elliptic second order differential operator $\mathcal{A}_\varepsilon$, $\varepsilon >0$. The coefficients of the operator $\mathcal{A}_\varepsilon$ are periodic…

偏微分方程分析 · 数学 2018-04-10 Yulia Meshkova

Random events in space and time often exhibit a locally dependent structure. When the events are very rare and dependent structure is not too complicated, various studies in the literature have shown that Poisson and compound Poisson…

概率论 · 数学 2011-02-22 Aihua Xia , Fuxi Zhang

We consider disordered Hamiltonians given by the Laplace operator subject to arbitrary random self-adjoint singular perturbations supported on random discrete subsets of the real line. Under minimal assumptions on the type of disorder, we…

谱理论 · 数学 2019-07-24 David Damanik , Jake Fillman , Mark Helman , Jacob Kesten , Selim Sukhtaiev

Chiral perturbation theory describes the low energy dynamics of mesons and baryons in terms of the nonlinear Goldstone boson and fermion degrees of freedom. Through the Young tensor technique, we construct the on-shell operator bases for…

高能物理 - 唯象学 · 物理学 2024-04-24 Chuan-Qiang Song , Hao Sun , Jiang-Hao Yu

Given i.i.d. observations uniformly distributed on a closed manifold $\mathcal{M}\subseteq \mathbb{R}^p$, we study the spectral properties of the associated empirical graph Laplacian based on a Gaussian kernel. Our main results are…

统计理论 · 数学 2024-02-27 Martin Wahl

We prove a Poisson limit theorem in the total variation distance of functionals of a general Poisson point process using the Malliavin-Stein method. Our estimates only involve first and second order difference operators and are closely…

概率论 · 数学 2019-05-28 Jens Grygierek

We show absence of energy levels repulsion for the eigenvalues of random Schr\"odinger operators in the continuum. We prove that, in the localization region at the bottom of the spectrum, the properly rescaled eigenvalues of a continuum…

数学物理 · 物理学 2009-07-09 Jean-Michel Combes , François Germinet , Abel Klein

Spaces of differential forms over configuration spaces with Poisson measures are constructed. The corresponding Laplacians (of Bochner and de Rham type) on 1-forms and associated semigroups are considered. Their probabilistic interpretation…

概率论 · 数学 2007-05-23 S. Albeverio , A. Daletskii , E. Lytvynov

This paper deals with Poisson processes on an arbitrary measurable space. Using a direct approach, we derive formulae for moments and cumulants of a vector of multiple Wiener-It\^o integrals with respect to the compensated Poisson process.…

概率论 · 数学 2014-07-08 Guenter Last , Mathew D. Penrose , Matthias Schulte , Christoph Thaele