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JOURNALS // Doklady Rossijskoj Akademii Nauk. Mathematika, Informatika, Processy Upravlenia // Archive

Dokl. RAN. Math. Inf. Proc. Upr., 2023 Volume 509, Pages 77–82 (Mi danma365)

This article is cited in 2 papers

MATHEMATICS

Identification of nodal points of an elastic inclusion in elastic plane

E. I. Shifrin, A. V. Kaptsov

Ishlinsky Institute for Problems in Mechanics of the Russian Academy of Sciences, Moscow

Abstract: A geometric inverse problem of identifying an isotropic, linearly elastic inclusion in an isotropic, linearly elastic plane is considered. It is assumed that constant stresses are given at infinity, and the displacements and applied loads are known on a closed curve enclosing the inclusion. In the case when the inclusion is a quadrature domain, a method for identifying its nodal points has been developed. A numerical example is considered.

Keywords: elasticity theory, plane problem, inclusion, quadrature domain, nodal points, inverse problem.

UDC: 514.86

Presented: A. L. Semenov
Received: 16.11.2022
Revised: 20.12.2022
Accepted: 28.12.2022

DOI: 10.31857/S268695432370011X


 English version:
Doklady Mathematics, 2023, 107:1, 64–68

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© Steklov Math. Inst. of RAS, 2024