TY - JOUR
T1 - Error Estimates of Two Nonconforming Finite Elements for the Obstacle Problem
AU - Lie-Heng Wang
JO - Journal of Computational Mathematics
VL - 1
SP - 11
EP - 20
PY - 1986
DA - 1986/04
SN - 4
DO - http://doi.org/
UR - https://global-sci.org/intro/article_detail/jcm/9564.html
KW - 
AB - <p style="text-align: justify;">The linear nonconforming element and Wilson&#39;s element for the obstacle problem are considered. Optimal error bounds for both elements are obtained in the case of regular subdivisions of domain $\Omega$ in $R^2$.</p>