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JOURNALS // Trudy Instituta Matematiki i Mekhaniki UrO RAN // Archive

Trudy Inst. Mat. i Mekh. UrO RAN, 2020 Volume 26, Number 3, Pages 187–197 (Mi timm1755)

On the choice of parameters in the quasisolution method for the correction of improper convex programs

V. D. Skarin

Institute of Mathematics and Mechanics, Ural Branch of the Russian Academy of Sciences, Ekaterinburg

Abstract: The paper is devoted to finding approximation solutions of improper convex programs. For such programs, a correction model is considered in the form of the problem of minimizing the objective function of the original problem on the set of extremal points of a penalty function, which aggregates the inconsistent constraints. For the penalty function, the Eremin–Zangwill exact penalty function is chosen. Under an approximately given input, a generalized solution of the improper convex program is obtained by applying the quasisolution method known in the theory of ill-posed problems. Estimates characterizing the quality of the correction are given. Iterative schemes implementing this approach are proposed.

Keywords: convex programming, improper problem, optimal correction, exact penalty function method, quasisolution method.

UDC: 519.853

MSC: 47N05, 37N25, 37N40

Received: 03.03.2020
Revised: 06.04.2020
Accepted: 20.04.2020

DOI: 10.21538/0134-4889-2020-26-3-187-197



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