摘要
通过建立三维椭圆方程基于微分矩阵的差分格式,利用张量积直接离散为矩阵形式,并用数值例子来证明该方法是非常有效的。
This established a three-dimensional matrix based on the differential elliptic difference schemes,the use of direct discrete tensor matrix.And use numerical examples to show that the method is very effective.
关键词
三维椭圆方程
微分矩阵
张量积
Three-dimensional Elliptic Equation
Differential Matrix
Tensor