Extrapolation Combined with Multigrid Method for Solving Finite Element Equations

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Abstract

An algorithm combining the MG method with two types of extrapolation is given for solving finite element equations with any initial triangulation. A high order approximation to the solution of PDEs can be obtained at the cost of order O(N) of computational work.

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Extrapolation Combined with Multigrid Method for Solving Finite Element Equations. (2021). Journal of Computational Mathematics, 4(4), 362-367. https://global-sci.com/JCM/article/view/10856