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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

Variational-hemivariational inequalities are an important mathematical framework for nonsmooth problems. The framework can be used to study application problems from physical sciences and engineering that involve non-smooth and even…

数值分析 · 数学 2025-03-10 Weimin Han , Fang Feng , Fei Wang , Jianguo Huang

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

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

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 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 an abstract evolutionary hemivariational inequality with a history-dependent operator is studied. First, a result on its unique solvability and solution regularity is proved by applying the Rothe method. Next, we introduce a…

偏微分方程分析 · 数学 2019-01-29 Stanislaw Migorski , Shengda Zeng

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

In this work, we analyse a simplified frictional contact problem and its variational formulation that has a form of the elliptic variational inequality of the second kind. For this problem, we consider a numerical approximation based on…

数值分析 · 数学 2023-12-27 Krzysztof Bartosz , Pawel Szafraniec

The paper is devoted to well-posedness analysis and the numerical solution of a family of general elliptic mixed variational-hemivariational inequalities. Various mixed variational equations, mixed variational inequalities and mixed…

数值分析 · 数学 2026-02-03 Weimin Han , Jianguo Huang , Yuan Yao

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

This paper presents a general convergence theory of penalty based numerical methods for elliptic constrained inequality problems, including variational inequalities, hemivariational inequalities, and variational-hemivariational…

数值分析 · 数学 2019-12-18 Weimin Han , Mircea Sofonea

Variational-hemivariational inequalities are an area full of interesting and challenging mathematical problems. The area can be viewed as a natural extension of that of variational inequalities. Variational-hemivariational inequalities are…

数值分析 · 数学 2025-12-12 Weimin Han

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

We propose in this work a subgradient extragradient method with inertial and correction terms for solving equilibrium problems in a real Hilbert space. We obtain that the sequence generated by our proposed method converges weakly to a point…

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

We consider the variational inequality problem over the intersection of fixed point sets of firmly nonexpansive operators. In order to solve the problem, we present an algorithm and subsequently show the strong convergence of the generated…

最优化与控制 · 数学 2020-01-30 Mootta Prangprakhon , Nimit Nimana , Narin Petrot

Newton's method has been an important approach for solving variational inequalities, quasi-Newton method is a good alternative choice to save computational cost. In this paper, we propose a new method for solving monotone variational…

最优化与控制 · 数学 2025-05-20 Yuge Ye , Qingna Li , Deren Han

Stokes variational inequalities arise in the formulation of glaciological problems involving contact. We consider the problem of a two-dimensional marine ice sheet with a grounding line, although the analysis presented here is extendable to…

数值分析 · 数学 2022-10-12 Gonzalo G. de Diego , Patrick E. Farrell , Ian J. Hewitt

In this paper we investigate a system of coupled inequalities consisting of a variational-hemivariational inequality and a quasi-hemivariational inequality on Banach spaces. The approach is topological, and a wide variety of existence…

偏微分方程分析 · 数学 2024-04-30 Yunru Bai , Nicusor Costea , Shengda Zeng
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