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We derive the rate-form spatial equilibrium system for a nonlinear Cauchy elastic formulation in isotropic finite-strain elasticity. For a given explicit Cauchy stress-strain constitutive equation, we determine those properties that pertain…

偏微分方程分析 · 数学 2025-09-16 Patrizio Neff , Nina J. Husemann , Sebastian Holthausen , Franz Gmeineder , Thomas Blesgen

We study the systems of Euler equations which arise from agent-based dynamics driven by velocity \emph{alignment}. It is known that smooth solutions of such systems must flock, namely -- the large time behavior of the velocity field…

偏微分方程分析 · 数学 2017-02-27 Siming He , Eitan Tadmor

We study a relaxed formulation of the quasistatic evolution problem in the context of small strain associative elastoplasticity with softening. The relaxation takes place in spaces of generalized Young measures. The notion of solution is…

偏微分方程分析 · 数学 2007-05-23 Gianni Dal Maso , Antonio DeSimone , Maria Giovanna Mora , Massimiliano Morini

In this paper, regularity properties of Cauchy problem for linear and nonlinear abstract Schr\"odinger equations in vector-valued function spaces are obtained.

偏微分方程分析 · 数学 2017-06-23 Veli Shakhmurov

We study the Cauchy problem for a scalar semilinear degenerate parabolic partial differential equation with stochastic forcing. In particular, we are concerned with the well-posedness in any space dimension. We adapt the notion of kinetic…

偏微分方程分析 · 数学 2012-02-10 Martina Hofmanova

We consider the Cauchy problem for 2-D incompressible isotropic elastodynamics. Standard energy methods yield local solutions on a time interval $[0,{T}/{\epsilon}]$, for initial data of the form $\epsilon U_0$, where $T$ depends only on…

偏微分方程分析 · 数学 2013-01-01 Zhen Lei , Thomas C. Sideris , Yi Zhou

Whether or not the solution to 2D resistive MHD equations is globally smooth remains open. This paper establishes the global regularity of solutions to the 2D almost resistive MHD equations, which require the dissipative operators…

偏微分方程分析 · 数学 2016-03-02 Baoquan Yuan , Jiefeng Zhao

We study an infinite system of ordinary differential equations that models the evolution of coagulating and fragmenting clusters, which we assume to be composed of identical units. Under very mild assumptions on the coefficients we prove…

泛函分析 · 数学 2026-02-19 Lyndsay Kerr , Matthias Langer

A three-dimensional chemotaxis-Navier-Stokes system is considered. It is known that for all suitably regular initial data, a corresponding initial-boundary value problem admits at least one global weak solution which can be obtained as the…

偏微分方程分析 · 数学 2015-06-19 Michael Winkler

We are concerned with the Cauchy problem of the two-dimensional (2D) nonhomogeneous incompressible Navier-Stokes equations with vacuum as far-field density. It is proved that if the initial density decays not too slow at infinity, the 2D…

偏微分方程分析 · 数学 2018-04-30 Boqiang Lv , Xiaoding Shi , Xin Zhong

In this manuscript, we aim to establish global existence of weak solutions with higher regularity to the compressible Navier-Stokes equations under no-slip boundary conditions. Though Lions\cite{L1} and Feireisl\cite{F1} have established…

偏微分方程分析 · 数学 2024-11-05 Xiangdi Huang , Zhouping Xin , Wei Yan

In this paper we study the global regularity for the solution to the Dirichlet problem of the equation of minimal graphs over a convex domain in hyperbolic spaces. We find that the global regularity depends only on the convexity of the…

偏微分方程分析 · 数学 2019-08-20 Huaiyu Jian , You Li

This paper is concerned with the Cauchy-Dirichlet problem for a doubly nonlinear parabolic equation involving variable exponents and provides some theorems on existence and regularity of strong solutions. In the proof of these results, we…

偏微分方程分析 · 数学 2013-07-11 Goro Akagi , Giulio Schimperna

This survey hinges on the interplay between regularity and approximation for linear and quasi-linear fractional elliptic problems on Lipschitz domains. For the linear Dirichlet integral Laplacian, after briefly recalling H\"older regularity…

数值分析 · 数学 2023-01-02 Juan Pablo Borthagaray , Wenbo Li , Ricardo H. Nochetto

We present a short and elegant proof of an estimate for the pressure in terms of the velocity and external data in bounded domains under the slip and Navier boundary conditions. We also show an application of this result for conditional…

偏微分方程分析 · 数学 2013-02-20 Adam Kubica , Bernard Nowakowski , Wojciech ZajcAczkowski

In this paper, we establish the regularity results for nonnegative viscosity solutions to fully nonlinear equations of porous medium-type in bounded domains with the zero Dirichlet boundary condition, to be precise, we prove the global…

偏微分方程分析 · 数学 2024-07-30 Hyungsung Yun

This paper presents finite-time and fixed-time stabilization results for inhomogeneous abstract evolution problems, extending existing theories. We prove well-posedness for strong and weak solutions, and estimate upper bounds for settling…

系统与控制 · 电气工程与系统科学 2026-02-12 Moussa Labbadi , Christophe Roman , Yacine Chitour

We consider the Cauchy problem for the nonstationary discrete p-Laplacian with inhomogeneous density \r{ho}(x) on an infinite graph which supports the Sobolev inequality. For nonnegative solutions when p > 2, we prove the precise rate of…

偏微分方程分析 · 数学 2025-12-25 Alan A. Tedeev

This work establishes the well-posedness and a priori error analysis for the mixed FEEC-type finite element approximation of the three-dimensional vector Laplace boundary value problem subject to the Dirichlet boundary condition. The…

数值分析 · 数学 2026-05-29 Ralf Hiptmair , Peiyang Yu , Tianwei Yu

We study a class of hyperbolic Cauchy problems, associated with linear operators and systems with polynomially bounded coefficients, variable multiplicities and involutive characteristics, globally defined on R^n. We prove well-posedness in…

偏微分方程分析 · 数学 2018-10-12 Ahmed Abdeljawad , Alessia Ascanelli , Sandro Coriasco
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