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In the paper, upper bounds for the rate of convergence in laws of large numbers for mixed Poisson random sums are constructed. As a measure of the distance between the limit and pre-limit laws, the Zolotarev $\zeta$-metric is used. The…

概率论 · 数学 2020-03-30 Victor Korolev , Alexander Zeifman

We obtain estimates for the weighted $L^1$-norm of the difference of two probability solutions to Kolmogorov equations in terms of the difference of the diffusion matrices and the drifts. Unlike the previously known results, our estimate…

偏微分方程分析 · 数学 2025-12-17 Vladimir I. Bogachev , Stanislav V. Shaposhnikov

In this paper we are concerned with a sequence of univariate random variables with piecewise polynomial means and independent sub-Gaussian noise. The underlying polynomials are allowed to be of arbitrary but fixed degrees. All the other…

统计理论 · 数学 2022-02-03 Yi Yu , Sabyasachi Chatterjee , Haotian Xu

We consider probability measures on the real line or unit circle with Jacobi or Verblunsky coefficients satisfying an $\ell^p$ condition and a generalized bounded variation condition. This latter condition requires that a sequence can be…

谱理论 · 数学 2011-12-19 Milivoje Lukic

We determine which quadratic polynomials in three variables are expanders over an arbitrary field $\mathbb{F}$. More precisely, we prove that for a quadratic polynomial $f\in \mathbb{F}[x,y,z]$, which is not of the form $g(h(x)+k(y)+l(z))$,…

组合数学 · 数学 2017-02-27 Thang Pham , Le Anh Vinh , Frank de Zeeuw

We establish a version of the Pommerenke-Levin-Yoccoz inequality for the modulus of a polynomial-like restriction of a global polynomial and give two applications. First it is shown that if the modulus of a polynomial-like restriction of an…

动力系统 · 数学 2022-02-08 Alexander Blokh , Lex Oversteegen , Vladlen Timorin

This paper investigates the pathwise uniform convergence in probability of fully discrete finite-element approximations for the two-dimensional stochastic Navier-Stokes equations with multiplicative noise, subject to no-slip boundary…

数值分析 · 数学 2025-02-11 Binjie Li , Xiaoping Xie , Qin Zhou

This paper provides estimates for the convergence rate of the total variation distance in the framework of the Breuer-Major theorem, assuming some smoothness properties of the underlying function. The results are proved by applying new…

概率论 · 数学 2018-07-26 David Nualart , Hongjuan Zhou

We derive two upper bounds for the probability of deviation of a vector-valued Lipschitz function of a collection of random variables from its expected value. The resulting upper bounds can be tighter than bounds obtained by a direct…

概率论 · 数学 2021-03-02 Dimitrios Katselis , Xiaotian Xie , Carolyn L. Beck , R. Srikant

Graham and Lov\'{a}sz conjectured in 1978 that the sequence of normalized coefficients of the distance characteristic polynomial of a tree of order $n$ is unimodal with the maximum value occurring at $\lfloor\frac{n}{2}\rfloor$. In this…

组合数学 · 数学 2022-06-16 Aida Abiad , Boris Brimkov , Sakander Hayat , Antonina P. Khramova , Jack H. Koolen

Let $X_1, \ldots, X_n$ be independent random points drawn from an absolutely continuous probability measure with density $f$ in $\mathbb{R}^d$. Under mild conditions on $f$, we derive a Poisson limit theorem for the number of large…

概率论 · 数学 2018-11-20 László Györfi , Norbert Henze , Harro Walk

We derive the existence and uniqueness of the generalized backward doubly stochastic differential equation with sub-differential of a lower semi-continuous convex function under a non Lipschitz condition. This study allows us give a…

概率论 · 数学 2025-01-06 Yong Ren , Auguste Aman , Qing Zhou

This paper considers stochastic monotone variational inequalities whose feasible region is the intersection of a (possibly infinite) number of convex functional level sets. A projection-based approach or direct Lagrangian-based techniques…

最优化与控制 · 数学 2025-10-20 Abhishek Chakraborty , Angelia Nedić

We consider a Markov chain on $\mathbb{R}^d$ with invariant measure $\mu$. We are interested in the rate of convergence of the empirical measures towards the invariant measure with respect to various dual distances, including in particular…

概率论 · 数学 2022-10-13 Adrian Riekert

We study a stochastic Hamiltonian system of $N$ particles with many particles interacting through a potential whose range is large in comparison with the typical distance between neighbouring particles. It is shown that the empirical…

偏微分方程分析 · 数学 2025-03-18 Jesus Correa , Christian Olivera

We calculate the stochastic upper bounds for the Lorenz equations using an extension of the background method. In analogy with Rayleigh-B\'enard convection the upper bounds are for heat transport versus Rayleigh number. As might be…

混沌动力学 · 物理学 2020-07-06 Sahil Agarwal , J. S. Wettlaufer

The problem of determining the volume of a tubular neighbourhood has a long and rich history. Bounds on the volume of neighbourhoods of algebraic sets have turned out to play an important role in the probabilistic analysis of condition…

数值分析 · 数学 2013-10-01 Martin Lotz

In this paper, we consider partial sums of triangular martingale differences weighted by random variables drawn uniformly on the sphere, and globally independent of the martingale differences. Starting from the so-called principle of…

概率论 · 数学 2025-05-13 J Dedecker , F Merlevède , M Peligrad , Vishakha Sharma

We consider the problem of maximizing the sum of squares of the leading coefficients of polynomials $P_{i_1}(x),\ldots ,P_{i_m}(x)$ (where $P_j(x)$ is a polynomial of degree $j$) under the restriction that the sup-norm of $\sum_{j=1}^m…

经典分析与常微分方程 · 数学 2009-09-25 Holger Dette

We develop a novel stochastic primal dual splitting method with Bregman distances for solving a structured composite problems involving infimal convolutions in non-Euclidean spaces. The sublinear convergence in expectation of the…

最优化与控制 · 数学 2021-03-17 Nguyen Van Dung , Băng Công Vũ