An Acceleration Technique for the Augmented IIM for 3D Elliptic Interface Problems

DOI10.4208/nmtma.OA-2020-0112zbMath1488.65565OpenAlexW3169332567MaRDI QIDQ5017529

Zhilin Li, Changjuan Zhang, Xing Ye Yue

Publication date: 17 December 2021

Published in: Numerical Mathematics: Theory, Methods and Applications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.4208/nmtma.oa-2020-0112

zbMATH Keywords

fast Poisson solver3D elliptic interface problemaugmented IIMdirectional least squares interpolation

Mathematics Subject Classification ID

Iterative numerical methods for linear systems (65F10) Numerical interpolation (65D05) Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation (35J05) Mesh generation, refinement, and adaptive methods for boundary value problems involving PDEs (65N50) Finite difference methods for boundary value problems involving PDEs (65N06)

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