Error Expansion for FEM and Superconvergence Under Natural Assumption

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Abstract

In this paper, we derive the error expansion for finite element method under natural assumption and discuss the superconvergence as a special case of error expansion.

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Error Expansion for FEM and Superconvergence Under Natural Assumption. (2021). Journal of Computational Mathematics, 7(4), 402-411. https://www.global-sci.com/index.php/JCM/article/view/10968