In this paper, a new unconventional numerical quadrature with fewer node values is established based on a special nonconforming rectangularfiniteelement.
利用一个特殊非协调矩形元导出了一个新的使用节点少而代数精度高的非常规数值积分公式。
2
By fine estimate for high order discrete Green function, it is more convenient to study the optimal super-convergence of high order rectangularfiniteelement.
通过对高阶离散函数的一些精致估计，为高次矩形元的最佳超收敛性研究提供了有力的工具。
3
In the numerical analysis of axially symmetry electromagnetic field, the finiteelement method using ring unit with rectangular cross-section has more advantages than other methods.