Superconvergences of the Adini's Element for Second Order Equation

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Abstract

In this paper, the asymptotic error expansions of Adini's element for the second order inhomogeneous Neumann problem are given and the superconvergence estimations are obtained. Moreover, a numerical example to support our theoretical analysis is reported.

Keywords:

Adini's element Superconvergence estimation Asymptotic expansion.
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Superconvergences of the Adini’s Element for Second Order Equation. (2021). Journal of Computational Mathematics, 17(6), 569-574. https://www.global-sci.com/index.php/JCM/article/view/11342