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JOURNALS // Zhurnal Vychislitel'noi Matematiki i Matematicheskoi Fiziki // Archive

Zh. Vychisl. Mat. Mat. Fiz., 2024 Volume 64, Number 3, Pages 403–414 (Mi zvmmf11714)

Optimal control

On the construction of an optimal network of observation points when solving inverse linear problems of gravimetry and magnetometry

I. È. Stepanovaa, D. V. Lukyanenkob, I. I. Kolotovb, A. V. Shchepetilovb, A. G. Yagolab, A. N. Levashovb

a Moscow State University, 119991, Moscow, Russia
b Schmidt Institute of Physics of the Earth of the Russian Academy of Sciences, 123995, Moscow, Russia

Abstract: Unique solvability of systems of linear algebraic equations is studied to which many inverse problems of geophysics are reduced as a result of discretization after applying the method of integral equations or integral representations. Examples of singular and nonsingular systems of various dimensions that arise when processing magnetometric and gravimetric data from experimental observations are discussed. Conclusions are drawn about methods for constructing an optimal network of experimental observation points.

Key words: singular systems of linear algebraic equations, integral representations, unique solvability, Cauchy determinant.

UDC: 519.71

Received: 28.06.2023
Revised: 20.10.2023
Accepted: 20.11.2023

DOI: 10.31857/S0044466924030032


 English version:
Computational Mathematics and Mathematical Physics, 2024, 64:3, 281–391

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© Steklov Math. Inst. of RAS, 2026