Nonconforming相关论文
Some stabilized locking-free nonconforming immersed interface finite element methods for planar elas
In this paper,a class of new nonconforming immersed interface finite element methods are developed to solve elasticity i......
In this paper, the full-discrete approximation scheme of the lumped mass nonconforming finite element method for BBM equ......
In this paper, we develop an a-priori error analysis of a new unified mixed finite element method for the coupling of fl......
We prove that the error estimates of a large class of nonconforming finite elements are dominated by their approximation......
Nonconforming grids with hanging nodes are frequently used in adaptive finite element comput at ions.In all earlier work......
This paper proves the saturation assumption for the nonconforming Morley finite element discretization of the biharmonic......
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The elementary analysis of this paper presents explicit expressions of the constants in the a priori error estimates for......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
根据压电理论，弹性力学与Ｈａｍｉｌｔｏｎ原理，导出了反映机电耦合的压电有限元及动力方程的一般公式，建立了具有８个角节点与３个内节点的三维非协调模型......
本文讨论了Sobolev方程的非协调类Wilson有限元逼近。通过新的技巧和方法在各向异性网格下给出了与传统有限元方法完全相同的最优......
研究Sobolev方程的非协调Galerkin混合有限元方法.对Sobolev方程进行了Galerkin逼近,并且利用单元的特殊性质在不需要Ritz投影情况......
The lowest degree of polynomial for a finite element to solve a 2^th-order elliptic equation is k.The Morley element is ......
利用分析Ｓｐｅｃｈｔ元的技巧，研究将非协调任意四边形单元应用于单侧问题，给出了相应的收敛性分析和最优误差估计。Ｗｉｌｓｏｎ元及五节点矩形元是其中的特......
采用变网格的思想讨论了抛物问题的Crouzeix-Raviart型非协调三角形有限元方法.在不引入传统分析工具Riesz投影的情况下,得到了相......
1引言本文考虑粘性不可压缩对流占优Oseen方程,(?)(1)其中:Ω(?)R~d(d=2)为具有Lipschitz连续边界的有界开集,β∈W~(1,∞)(Ω)且......
<正>1引言定常Stokes问题是流体力学中的一种重要问题,是标准的混合问题,速度与压力同时计算.关于该问题有限元求解的文章很多([1]......
利用常规方法构造了一类改进的五节点非协调矩形单元；把它们应用于Ｓｔｏｋｅｓ方程组，得到了最优误差估计，五参数矩形单元是我们所构造的的一个特......
在这份报纸， 16 参数 nonconforming 有一个精力直角的形状函数空格的有四面的元素为第四份订单的 discretization 被介绍在三种空......
解Oseen方程最主要的方法是混合有限元法,而这需要混合有限元空间满足离散的inf-sup（LBB）条件以及克服对流占优以防止数值解产生伪振......
用带约束的非协调旋转Q1元和分片常数元来逼近定常的、不可压带有阻尼项的Stokes方程的速度和压力.证明了逼近解的存在惟一性.再利......
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In this paper the equivalence of the generalized hybrid element and the modified Wilson element, whichis derived by the ......
主要构造了三维空间中线弹性问题纯位移变分形式下无闭锁三棱柱单元.此单元是具有18个自由度的非协调元.单元的形函数满足位移的散......
In this paper, the supercouvergence of a class of Wilson-like elements is considered, and a superconvergent estimate of ......
Based on H1-Galerkin mixed finite element method with nonconforming quasi-Wilson element, a numerical approximate scheme......
A nonconforming mixed finite element method for nonlinear hyperbolic equations is discussed. Existence and uniqueness of......
通过对Q4元增加一个非协调高阶项．构造了一类新的非协调四边形单元，并证明由此产生的单元对任意四边形网格通过Irons分片检查和广义......
提出用Ｍｏｒｌｅｙ非协调有限元解四阶椭圆问题的多子域并行Ｓｃｈｗａｒｚ交替算法，找出了其内含的预处理器，进行了数值试验．......
The nonconforming Wilson’s brick classically is restricted to regular hexahedral meshes. Lesaint and Zlamal[6] relaxed ......
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For transient Naiver-Stokes problems, a stabilized nonconforming finite element method is presented, focusing on two pai......
利用分析ｓｐｅｃｈ元的技巧，构造了一类新的非协调四边元单元，并证明由此产生的有限元对任意四边形且效果同Ｗｉｌｓｏｎ元。ＱＰ６元是其中的特例。......
In this paper, an optimal V-cycle multigrid method for some conforming and nonconforming plate elements are constructed.......
