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In this paper we present an abstract nonsmooth optimization problem for which we recall existence and uniqueness results. We show a numerical scheme to approximate its solution. The theory is later applied to a sample static contact problem…

最优化与控制 · 数学 2023-09-19 Anna Ochal , Michal Jureczka , Piotr Bartman

In this paper, we consider a dynamic viscoelastic contact problem with friction and wear, and describe it as a system of nonlinear partial differential equations. We formulate the previous problem as a hyperbolic quasi-variational…

最优化与控制 · 数学 2019-10-10 Tao Chen , Nan-jing Huang , Yi-bin Xiao

In this paper, numerical analysis is carried out for a class of history-dependent variational-hemivariational inequalities arising in contact problems. Three different numerical treatments for temporal discretization are proposed to…

数值分析 · 数学 2020-04-07 Shufen Wang , Wei Xu , Weimin Han , Wenbin Chen

In this paper we introduce an abstract nonsmooth optimization problem and prove existence and uniqueness of its solution. We present a numerical scheme to approximate this solution. The theory is later applied to a sample static contact…

数值分析 · 数学 2019-03-12 Michal Jureczka , Anna Ochal

This paper is devoted to a study of time-dependent hemivariational inequality. We prove existence and uniqueness of its solution, provide fully discrete scheme and reformulate this scheme as a series of nonsmooth optimization problems. This…

数值分析 · 数学 2020-03-30 Michal Jureczka , Anna Ochal , Weimin Han

In this paper we consider an abstract class of time-dependent quasi variational-hemivariational inequalities which involves history-dependent operators and a set of unilateral constraints. First, we establish the existence and uniqueness of…

偏微分方程分析 · 数学 2023-09-12 S. Migorski , YR. Bai , SD. Zeng

This paper consists of two parts. In the first part we prove the unique solvability for the abstract variational-hemivariational inequality with history-dependent operator. The proof is based on the existing result for the static…

偏微分方程分析 · 数学 2016-08-17 Justyna Ogorzaly

A system of a first order history-dependent evolutionary variational-hemivariational inequality with unilateral constraints coupled with a nonlinear ordinary differential equation in a Banach space is studied. Based on a fixed point theorem…

偏微分方程分析 · 数学 2023-09-14 S. Migorski

This paper is devoted to the study of a hemivariational inequality modeling the quasistatic bilateral frictional contact between a viscoelastic body and a rigid foundation. The damage effect is built into the model through a parabolic…

数值分析 · 数学 2019-12-18 Weimin Han , Michal Jureczka , Anna Ochal

This article presents the convergence analysis of a sequence of piecewise constant and piecewise linear functions obtained by the Rothe method to the solution of the first order evolution partial differential inclusion…

偏微分方程分析 · 数学 2013-07-15 Piotr Kalita

In this paper we present a novel numerical solution procedure for semicoercive hemivariational inequalities. As a model example we consider a unilateral semicoercive contact problem with nonmonotone friction and provide numerical results…

数值分析 · 数学 2015-11-11 Nina Ovcharova , Joachim Gwinner

This paper represents a sequel to the previous one, where numerical solution of a quasistatic contact problem is considered for an elastic body in frictional contact with a moving foundation. The model takes into account wear of the contact…

数值分析 · 数学 2019-05-15 Danfu Han , Weimin Han , Michal Jureczka , Anna Ochal

In this paper we prove the existence and uniqueness of the weak solution for a dynamic thermoviscoelastic problem which describes frictional contact between a body and a foundation. We employ the nonlinear constitutive viscoelastic law with…

数学物理 · 物理学 2019-01-28 Stanisław Migórski , Paweł Szafraniec

In this article, we addressed the numerical solution of a non-linear evolutionary variational inequality, which is encountered in the investigation of quasi-static contact problems. Our study encompasses both the semi-discrete and…

数值分析 · 数学 2024-01-05 Kamana Porwal , Tanvi Wadhawan

The present paper represents a continuation of our previous one. There, a continuous dependence result for the solution of an elliptic variational-hemivariational inequality was obtained and then used to prove the existence of optimal pairs…

偏微分方程分析 · 数学 2019-12-25 Yi-bin Xiao , Mircea Sofonea

In this paper, we study the well-posedness of a class of evolutionary variational-hemivariational inequalities coupled with a nonlinear ordinary differential equation in Banach spaces. The proof is based on an iterative approximation scheme…

偏微分方程分析 · 数学 2024-06-18 Nadia Skoglund Taki , Kundan Kumar

This paper is devoted to studying a system of coupled nonlinear first order history-dependent evolution inclusions in the framework of evolution triples of spaces. The multivalued terms are of the Clarke subgradient or of the convex…

偏微分方程分析 · 数学 2023-09-12 S. Migorski

We consider a differential quasivariational inequality for which we state and prove the continuous dependence of the solution with respect to the data. This convergence result allows us to prove the existence of at least one optimal pair…

偏微分方程分析 · 数学 2020-09-10 Mircea Sofonea , Julieta Bollati , Domingo A. Tarzia

This paper is devoted to studying a type of contact problems modeled by hemivariational inequalities with small periodic coefficients appearing in PDEs, and the PDEs we considered are linear, second order and uniformly elliptic. Under the…

数值分析 · 数学 2021-11-15 Changqing Ye , Junzhi Cui

We investigate a quasi-static-antiplane contact problem, examining a thermo-electro-visco-elastic material with a friction law dependent on the slip rate, assuming that the foundation is electrically conductive. The mechanical problem is…

偏微分方程分析 · 数学 2024-02-06 Besma Fadlia , Mohamed Dalah , Delfim F. M. Torres
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