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JOURNALS // Journal of Computational and Engineering Mathematics // Archive

J. Comp. Eng. Math., 2019 Volume 6, Issue 4, Pages 69–78 (Mi jcem159)

Computational Mathematics

Numerical solution of optimal control problem for the model of linear waves in plasma

A. A. Zamyshlyaeva, O. N. Tsyplenkova

South Ural State University, Chelyabinsk, Russian Federation

Abstract: The article considers the optimal control in the mathematical model of ion-acoustic waves in plazma in an external magnetic field. For this model, on the basis of theoretical results, an algorithm for numerical solution was developed based on the modified Galerkin method and the Ritz method. The algorithm was implemented in Maple. Using the developed program, the result of a computational experiment is presented. The mathematical model considered in the article was first obtained by Yu.D. Pletner.

Keywords: Sobolev type equations of higher order, model of linear waves in plasma, optimal control, Galerkin method, numerical solution.

UDC: 517.9

MSC: 35Q93, 34H05

Received: 05.10.2019

Language: English

DOI: 10.14529/jcem190406



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