Results 31 to 40 of about 823,067 (286)

On Attainability of Optimal Solutions for Linear Elliptic Equations with Unbounded Coefficients

open access: yesVìsnik Dnìpropetrovsʹkogo Unìversitetu: Serìâ Modelûvannâ, 2011
We study an optimal boundary control problem (OCP) associated to a linear elliptic equation —div (Vj/ + A(x)Vy) = f describing diffusion in a turbulent flow. The characteristic feature of this equation is the fact that, in applications, the stream matrix
P. I. Kogut, O. P. Kupenko
doaj   +1 more source

Viscosity method for hierarchical variational inequalities and variational inclusions on Hadamard manifolds

open access: yesJournal of Inequalities and Applications, 2021
This article aims to introduce and analyze the viscosity method for hierarchical variational inequalities involving a ϕ-contraction mapping defined over a common solution set of variational inclusion and fixed points of a nonexpansive mapping on Hadamard
Doaa Filali   +4 more
doaj   +1 more source

Convergence rates of variational posterior distributions [PDF]

open access: yesThe Annals of Statistics, 2020
We study convergence rates of variational posterior distributions for nonparametric and high-dimensional inference. We formulate general conditions on prior, likelihood, and variational class that characterize the convergence rates. Under similar "prior mass and testing" conditions considered in the literature, the rate is found to be the sum of two ...
Zhang, Fengshuo, Gao, Chao
openaire   +4 more sources

Algorithms and Inertial Algorithms for Inverse Mixed Variational Inequality Problems in Hilbert Spaces

open access: yesMathematics
The inverse mixed variational inequality problem comes from classical variational inequality, and it has many applications. In this paper, we propose new algorithms to study the inverse mixed variational inequality problems in Hilbert spaces, and these ...
Chih-Sheng Chuang
doaj   +1 more source

Convergence of Some Iterative Algorithms for System of Generalized Set-Valued Variational Inequalities

open access: yesJournal of Function Spaces, 2021
In this article, we consider and study a system of generalized set-valued variational inequalities involving relaxed cocoercive mappings in Hilbert spaces. Using the projection method and Banach contraction principle, we prove the existence of a solution
M. Akram, Aysha Khan, M. Dilshad
doaj   +1 more source

A tool in establishing total variation convergence [PDF]

open access: yesProceedings of the American Mathematical Society, 1985
Let X 0 ,
PARTHASARATHY, KR, STEERNEMAN, T
openaire   +3 more sources

Some Iterative Methods for Solving Nonconvex Bifunction Equilibrium Variational Inequalities

open access: yesJournal of Applied Mathematics, 2012
We introduce and consider a new class of equilibrium problems and variational inequalities involving bifunction, which is called the nonconvex bifunction equilibrium variational inequality.
Muhammad Aslam Noor   +2 more
doaj   +1 more source

A Class of Nonlinear Fuzzy Variational Inequality Problems

open access: yesMathematics, 2019
In this paper, we consider nonlinear variational inequality problems with fuzzy variables. The fuzzy variables were introduced to deal with the variational inequality containing noise for which historical data is not available.
Cunlin Li, Zhifu Jia, Yeong-Cheng Liou
doaj   +1 more source

Inertial hybrid algorithm for variational inequality problems in Hilbert spaces

open access: yesJournal of Inequalities and Applications, 2020
For a variational inequality problem, the inertial projection and contraction method have been studied. It has a weak convergence result. In this paper, we propose a strong convergence iterative method for finding a solution of a variational inequality ...
Ming Tian, Bing-Nan Jiang
doaj   +1 more source

A finite element method for exterior interface problems

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1980
A procedure is given for the approximate solution of a class of two-dimensional diffraction problems. Here the usual inner boundary conditions are replaced by an inner region together with interface conditions.
R. C. Maccamy, S. P. Marin
doaj   +1 more source

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