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Trudy Instituta Matematiki i Mekhaniki UrO RAN, 2011, Volume 17, Number 3, Pages 233–241
(Mi timm735)
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This article is cited in 4 scientific papers (total in 4 papers)
Independence of error estimates of interpolation by cubic polynomials from the angles of a triangle
N. V. Latypova Udmurt State University
Abstract:
We consider two methods of Birkhoff interpolation of a function of two variables by cubic polynomials on a triangle for the finite element method. Error estimates for the proposed cubic elements depend only on the diameter of the partition and do not depend on the angles of triangulation. We show that the obtained estimates cannot be improved.
Keywords:
error of interpolation, piecewise cubic polynomial, triangulation, finite element method.
Received: 04.03.2011
Citation:
N. V. Latypova, “Independence of error estimates of interpolation by cubic polynomials from the angles of a triangle”, Trudy Inst. Mat. i Mekh. UrO RAN, 17, no. 3, 2011, 233–241
Linking options:
https://www.mathnet.ru/eng/timm735 https://www.mathnet.ru/eng/timm/v17/i3/p233
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