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JOURNALS // Sibirskie Èlektronnye Matematicheskie Izvestiya [Siberian Electronic Mathematical Reports] // Archive

Sib. Èlektron. Mat. Izv., 2024 Volume 21, Issue 2, Pages 1562–1577 (Mi semr1762)

Computational mathematics

On the convergence of locally one-dimensional schemes for one nonlocal boundary value problem

A. K. Bazzaevab

a Vladikavkaz Institute of Management, Borodinskaya str. 14, 362025, North Ossetia - Alania, Vladikavkaz, Russia
b North Ossetian State University after K.L. Khetagurov, Vatutina str. 44 – 46, 362025, North Ossetia - Alania, Vladikavkaz, Russia

Abstract: The paper considers the third boundary value problem for a multidimensional integro-differential equation with a non-local source in a $p$-dimensional parallelepiped. Locally one-dimensional difference schemes are constructed for the problem under consideration. Using the energy inequality method, an a priori estimate for the LOS solution was obtained and its convergence was proved.

Keywords: non-local boundary value problem, boundary conditions of the third kind, locally one-dimensional scheme, stability of the difference scheme, convergence of the difference scheme, approximation, a priori estimation.

UDC: 519.633

MSC: 65M12

Received January 22, 2024, published December 31, 2024

DOI: 10.33048/semi.2024.21.099



© Steklov Math. Inst. of RAS, 2026