Volume 4, Issue 4
Some Advances in the Study of Error Expansion for Finite Elements
DOI:

J. Comp. Math., 4 (1986), pp. 368-382

Published online: 1986-04

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• Abstract

For the eigenvalue problem on a smooth domain we prove that the Ric hardson extrapolation increases the accuracy from second to third order for linear finite elements, and from fourth ro fifth order for quadratic finite elements, without modification of the scheme near the boundary.

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