Mixed and Stabilized Finite Element Methods for the Obstacle Problem

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Volume Title
A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä
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Date
2017
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Mcode
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Language
en
Pages
2718-2744
Series
SIAM Journal on Numerical Analysis, Volume 55, issue 6
Abstract
We discretize the Lagrange multiplier formulation of the obstacle problem by mixed and stabilized finite element methods. A priori and a posteriori error estimates are derived and numerically verified.
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Keywords
obstacle problem, mixed finite elements, stabilized finite elements
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Citation
Gustafsson , T , Stenberg , R & Videman , J 2017 , ' Mixed and Stabilized Finite Element Methods for the Obstacle Problem ' , SIAM Journal on Numerical Analysis , vol. 55 , no. 6 , pp. 2718-2744 . https://doi.org/10.1137/16M1065422