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Stabilization-free serendipity virtual element method for plane elasticity
DOI:10.1016/j.cma.2022.115784.png)
摘要
En 中文
We present a higher order stabilization-free virtual element method applied to plane elasticity problems. We utilize a serendipity approach to reduce the total number of degrees of freedom from the corresponding high-order approximations. The well-posedness of the problem is numerically studied via an eigenanalysis. The method is then applied to several benchmark problems from linear elasticity and we show that the method delivers optimal convergence rates in L2 norm and energy seminorm that match theoretical estimates as well as the convergence rates from higher order virtual element methods. (c) 2022 Elsevier B.V. All rights reserved.
Keyword:
Virtual element method
Polygonal meshes
Stabilization-free hourglass control
Strain projection
Spurious modes
Serendipity elements
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期刊
IF:
7.3
论文数:
1.3W
被引数:
5.6W
机构
引用论文
Virtual Element Method for general second-order elliptic problems on polygonal meshes多边形网格上一般二阶椭圆问题的虚单元法
On the Virtual Element Method for three-dimensional linear elasticity problems on arbitrary polyhedral meshes关于任意多面体网格上三维线性弹性问题的虚拟单元方法

