substructuring preconditioner for nonconforming finite element approximations of second order elliptic problems with anisotropy-子结构预调节器的二阶椭圆型问题的各向异性非协调有限元-知来论文发表中心 Key words. Second order elliptic problem, nonconforming nite element method, algebraic substructuring preconditioner, su[gap=375]关键词。二阶椭圆问题，非协调有限元法，代数子结构预调节器，超单元分析，可分离矩阵，条件数。 AMS（MOS）受CLASSI阳离子。 65N30，65N22，65F10。
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... 二硼化钛薄膜：TiB_2 films 二阶椭圆问题：two-order elliptic problem 二阶循环序列：Recurrence Sepuences of order two ...
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在区域的两个不同部分分别采用协调元和非协调元来研究二阶椭圆问题。
The second order elliptic problem is studied by using conforming finite element and nonconforming finite element in the different parts of the area respectively.
文章给出了三角网格上二阶椭圆问题广义差分方法的一种新的误差估计方法。
In this paper, a new method of error estimate for the generalized difference method of second order elliptic problems on triangle grids is given.
研究了无穷边界的二阶椭圆问题，探讨了将其转化为一阶系统的最小二乘有限元逼近方法。
A least-squares mixed finite element methods for the first-order system formulation of second-order elliptic problems and a formulation for the infinite boundary conditions are presented.
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