The fundamental solution of a one-parameter family of difference approximations of the laplace operator in the plane

DOI10.1016/0041-5553(73)90133-XzbMath0276.35026MaRDI QIDQ4402722

S. A. Kryakvina, Vladimir B. Andreev

Publication date: 1974

Published in: USSR Computational Mathematics and Mathematical Physics (Search for Journal in Brave)

Mathematics Subject Classification ID

Asymptotic approximations, asymptotic expansions (steepest descent, etc.) (41A60) Theoretical approximation in context of PDEs (35A35) Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation (35J05) Additive difference equations (39A10)

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