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This paper studies the convergence rates in $L^2$ and $H^1$ of Dirichelt problems for Stokes systems with rapidly oscillating periodic coefficients, without any regularity assumptions on the coefficients.

偏微分方程分析 · 数学 2015-10-13 Shu Gu

We study rates of convergence of solutions in L^2 and H^{1/2} for a family of elliptic systems {L_\epsilon} with rapidly oscillating oscillating coefficients in Lipschitz domains with Dirichlet or Neumann boundary conditions. As a…

偏微分方程分析 · 数学 2015-05-27 Carlos E. Kenig , Fanghua Lin , Zhongwei Shen

This paper is concerned with homogenization of systems of linear elasticity with rapidly oscillating periodic coefficients. We establish sharp convergence rates in $L^2$ for the mixed boundary value problems with bounded measurable…

偏微分方程分析 · 数学 2017-02-14 Zhongwei Shen , Jinping Zhuge

For a family of second-order parabolic systems with bounded measurable, rapidly oscillating and time-dependent periodic coefficients, we investigate the sharp convergence rates of weak solutions in $L^2$. Both initial-Dirichlet and…

偏微分方程分析 · 数学 2016-04-25 Jun Geng , Zhongwei Shen

This paper is concerned with the optimal convergence rate in homogenization of higher order parabolic systems with bounded measurable, rapidly oscillating periodic coefficients. The sharp $O(\va)$ convergence rate in the space $L^2(0,T;…

偏微分方程分析 · 数学 2018-04-19 Weisheng Niu , Yao Xu

This paper is concerned with a family of second-order elliptic systems in divergence form with rapidly oscillating periodic coefficients. We initiate the study of homogenization and boundary layers for Neumann problems with first-order…

偏微分方程分析 · 数学 2016-10-27 Zhongwei Shen , Jinping Zhuge

This paper is concerned with uniform regularity estimates for a family of Stokes systems with rapidly oscillating periodic coefficients. We establish interior Lipschitz estimates for the velocity and $L^\infty$ estimates for the pressure as…

偏微分方程分析 · 数学 2015-08-13 Shu Gu , Zhongwei Shen

We study the convergence of the method of reflections for the Stokes equations in domains perforated by countably many spherical particles with boundary conditions typical for the suspension of rigid particles. We prove that a relaxed…

偏微分方程分析 · 数学 2023-11-22 Richard M. Höfer

In this paper we study the homogenization of unsteady Stokes type equations in the periodic setting. The usual Laplace operator involved in the classical Stokes equations is here replaced by a linear elliptic differential operator of…

偏微分方程分析 · 数学 2011-01-17 Lazarus Signing

Here, we study the periodic homogenization problem of nonlinear weakly coupled systems of Hamilton-Jacobi equations in the convex setting. We establish a rate of convergence $O(\sqrt{\varepsilon})$ which is sharp.

偏微分方程分析 · 数学 2025-05-20 Hiroyoshi Mitake , Panrui Ni

We study the rate of convergence in periodic homogenization for convex Hamilton--Jacobi equations with multiscales, where the Hamiltonian $H=H(x, y, p): \mathbb{R}^n \times \mathbb{T}^n \times \mathbb{R}^n \to \mathbb{R }$ depends on both…

偏微分方程分析 · 数学 2023-03-29 Yuxi Han , Jiwoong Jang

The paper concerns the sharp boundary regularity estimates in homogenization of Dirichlet problem for Stokes systems. We obtain the Lipschitz estimates for velocity term and $L^\infty$ estimate for pressure term, under some reasonable…

偏微分方程分析 · 数学 2016-12-20 Shu Gu , Qiang Xu

In this paper, we apply a new kind of smoothness concept, i.e. H\"older stability estimates for the determination of convergence rates of Tikhonov regularization for linear and non-linear inverse problems in Hilbert spaces. For linear…

数值分析 · 数学 2020-11-05 Gaurav Mittal , Ankik Kumar Giri

We establish a rate of convergence of the two scale expansion (in the sense of homogenization theory) of the solution to a highly oscillatory elliptic partial differential equation with random coefficients that are a perturbation of…

偏微分方程分析 · 数学 2011-10-25 C. Le Bris , F. Legoll , F. Thomines

This paper is devoted to the maximal $L^1$ regularity and asymptotic behavior for solutions to the inhomogeneous incompressible Navier-Stokes equations under a scaling-invariant smallness assumption on the initial velocity. We obtain a new…

偏微分方程分析 · 数学 2021-05-18 Huan Xu

This work develops a quantitative homogenization theory for random suspensions of rigid particles in a steady Stokes flow, and completes recent qualitative results. More precisely, we establish a large-scale regularity theory for this…

偏微分方程分析 · 数学 2021-03-12 Mitia Duerinckx , Antoine Gloria

In this paper, we consider the higher-order convergence rates for the 2D stationary and non-stationary Navier-Stokes Equations over highly oscillating periodic bumpy John domains with $C^{2}$ regularity in some neighborhood of the boundary…

偏微分方程分析 · 数学 2023-09-19 Yiping Zhang

In this paper we provide a rate of convergence for periodic homogenization of Hamilton-Jacobi-Bellman equations with nonlocal diffusion. The result is based on the regularity of the associated effective problem, where the convexity plays a…

偏微分方程分析 · 数学 2020-12-08 Andrei Rodríguez-Paredes , Erwin Topp

In this paper, we consider the convergence rate with respect to Wasserstein distance in the invariance principle for deterministic nonuniformly hyperbolic systems, where both discrete time systems and flows are included. Our results apply…

动力系统 · 数学 2023-01-04 Zhenxin Liu , Zhe Wang

In this contribution, we provide convergence rates for a finite volume scheme of a stochastic non-linear parabolic equation with multiplicative Lipschitz noise and homogeneous Neumann boundary conditions. More precisely, we give an error…

数值分析 · 数学 2025-12-22 Kavin Rajasekaran , Niklas Sapountzoglou
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