Abstract
We consider three-layer difference schemes for a one-dimensional linear parabolic equation with nonlocal integral conditions. A three-layer scheme is written out in an equivalent form of a two-layer scheme. We analyze the dependence of the spectrum of the difference operator on the parameters occurring in the integral conditions. We derive stability conditions for the original three-layer scheme in a specially defined energy norm.
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Original Russian Text © M. Sapagovas, 2012, published in Differentsial’nye Uravneniya, 2012, Vol. 48, No. 7, pp. 1033–1041.
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Sapagovas, M. On the spectral properties of three-layer difference schemes for parabolic equations with nonlocal conditions. Diff Equat 48, 1018–1027 (2012). https://doi.org/10.1134/S0012266112070129
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DOI: https://doi.org/10.1134/S0012266112070129