ON THE ACCURACY OF LEAST-SQUARES FINITE-ELEMENTS FOR A 1ST-ORDER CONSERVATION EQUATION

被引:3
|
作者
WILDERS, P
机构
[1] Delft Univ of Technology, Delft, Neth, Delft Univ of Technology, Delft, Neth
关键词
D O I
10.1002/fld.1650080807
中图分类号
TP39 [计算机的应用];
学科分类号
081203 ; 0835 ;
摘要
The numerical solution of a single first-order conservation equation by a least-squares finite element method is considered. Isoparametric bilinear quadrilateral elements are used. The accuracy is studied numerically and it is shown that the discrete equations associated with nodal points on the boundaries should be modified in order to obtain an accurate numerical solution.
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页码:957 / 964
页数:8
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