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JOURNALS // Vestnik Udmurtskogo Universiteta. Matematika. Mekhanika. Komp'yuternye Nauki // Archive

Vestn. Udmurtsk. Univ. Mat. Mekh. Komp. Nauki, 2008 Issue 3, Pages 3–11 (Mi vuu121)

This article is cited in 2 papers

MATHEMATICS

On the method of solving of nonlinear stationary anisotropic filtration problems

I. B. Badriev, I. N. Ismagilov, L. N. Ismagilov

Kazan State University

Abstract: The paper is devoted to a method of solving of stationary filtration problems of non-compressible fluid which follows the nonlinear multi-valued anisotropic law of filtration with limiting gradient. This problem mathematically is formulated in the form of variational inequality of the second kind in Hilbert space with inversely strongly monotone operator. The functional occurring in this variational inequality is a sum of several lower semi-continuous convex proper functionals. For solving the considered variational inequality the splitting method is offered.

Keywords: theory of filtration, mathematical modeling, variational inequalities, inversely strongly monotone operator, iterative method.

UDC: 517.958:532.546

MSC: 65N12, 65N30, 76S05

Received: 15.07.2008



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