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Domain decomposition and Uzawa-type iterative method for elliptic variational inequality
Authors
Lapin A.
Publication date
1 January 2017
Publisher
Abstract
© 2017, Pleiades Publishing, Ltd. Finite element approximation of an elliptic variational inequality with quaisilinear operator and constraints to the solution and its gradient is constructed. Corresponding discrete problem is splitted into subproblems by non-overlapping domain decomposition technique and constrained saddle point problem is constructed for the splitted problem. Block relaxation-Uzawa iterative solution method is applied to this resulting saddle point problem. Existence of a solution to saddle point problem and convergence of the iterative method are proved
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Last time updated on 07/05/2019